Please help I need to answer fast the fate of my graduation depends on it.

As a planet orbits a star, it makes a big ellipse, but its gravity has a similar effect on the star, causing the star to make a small star. This is called the "gravitational wobble" or "stellar wobble".

As a planet orbits a star, it follows an elliptical path due to the gravitational pull of the star. The shape of the planet's orbit is determined by the balance between the gravitational force of the star and the planet's own motion. However, the planet's gravity also affects the star, causing it to move slightly in response to the planet's pull. This motion of the star is much smaller than that of the planet, but it is still measurable and can be observed. This phenomenon is known as the planet's gravitational influence on the star, which causes the star to wobble slightly. This effect is used by astronomers to detect and study exoplanets orbiting distant stars.

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The phenomenon that occurs when a planet orbits a star, causing both the planet and the star to make elliptical motions due to their mutual gravitational effects.

This phenomenon is known as the "wobble" or "stellar wobble" and is caused by the gravitational interaction between a planet and its star. As a planet orbits a star, it exerts a gravitational force on the star, causing it to move slightly in response. This movement results in a small, periodic shift in the star's spectral lines, which can be detected by astronomers.

By analyzing this shift, astronomers can determine the presence, size, and orbital characteristics of planets around other stars. At the same time, the planet's gravity also affects the star, causing the star to make a smaller elliptical motion in response. This mutual gravitational interaction results in the observed stellar wobble.

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The i component of the magnetic force on the wire is 1.06 × 10^-13 N. The k component of the magnetic force on the wire is 6.69 × 10^-14 N. The magnitude of the magnetic force on the wire is 1.26 × 10^-13 N.

To calculate the i component of the magnetic force, we use the formula:

F = I * L x B

where I is the current, L is the length of the wire, B is the magnetic field, and x represents the cross product.

The cross product of L and B gives a vector perpendicular to both L and B, which is in the i direction. So we only need to find the magnitude of the cross product and multiply it by I to get Fx.

|L x B| = |L| |B| sinθ

where θ is the angle between L and B. Since L is in the j direction and B has i and k components, we have:

|L x B| = L * Bz = (3.8 × 10^-3 m) * (1.1 × 10^-4 T) = 4.18 × 10^-8 N

Then, Fx = I * |L x B| = (2.54 × 10^-6 A) * (4.18 × 10^-8 N) = 1.06 × 10^-13 N

To calculate the k component of the magnetic force, we use the same formula and take the k component of the cross product:

|L x B|k = |L| |B| sin(π/2) = |L| |B| = (3.8 × 10^-3 m) * (6.9 × 10^-5 T) = 2.63 × 10^-7 N

Then, Fz = I * |L x B|k = (2.54 × 10^-6 A) * (2.63 × 10^-7 N) = 6.69 × 10^-14 N

The magnitude of the magnetic force is given by,

F = sqrt(Fx^2 + Fz^2) = sqrt((1.06 × 10^-13 N)^2 + (6.69 × 10^-14 N)^2) = 1.26 × 10^-13 N

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True a significant factor in algal blooms and the excessive growth of aquatic vegetation that results in competition for sunlight and congestion.

Job competition is fierce. Computer firms compete fiercely with one another. The two businesses are in opposition to one another.It can also be described more broadly as the either direct or indirect relationship between species that affects fitness when they share a resource.When there is monopolistic competition, several vendors offer differentiated goods—goods with minor differences but similar functions.

Therefore, every animal, plant, mould, protist, organism, or archaeon found on Earth would be considered an organism. There are numerous methods to categorise these species.a single organism that uses its organs to carry out its life's functions

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A client reports general malaise and has a temperature is 103.8°F (39.9°C). What is the rationale for administering a prescribed aspirin, an antipyretic, to this client

step-by-step explanation:

Step 1: A client reports general malaise and has a temperature of 103.8°F (39.9°C).

Step 2: The high temperature is an indication that the body is fighting an infection or inflammation.

Step 3: Antipyretics, such as aspirin, work by blocking the production of certain chemicals in the body that cause fever.

Step 4: Lowering the body temperature can help alleviate the discomfort associated with fever and reduce the risk of complications, such as seizures or dehydration.

Step 5: Aspirin is a commonly prescribed antipyretic that can be effective in reducing fever.

Step 6: The rationale for administering a prescribed aspirin, an antipyretic, to this client is to lower the body temperature and alleviate the discomfort associated with fever.

Step 7: It is important to follow the prescribed dosage and instructions for aspirin to avoid potential side effects or interactions with other medications.

Step 8: If the fever persists or worsens, it is important to seek medical attention to determine the underlying cause and ensure appropriate treatment.

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To find the focal length of a convex lens, we can use the formula:
1/f = 1/di + 1/do

Where f is the focal length, di is the distance of the image from the lens, and do is the distance of the object from the lens.

We are given that the student is 2.50m away from the lens, so do = 2.50m. We are also given that the image is 1.80m from the lens, so di = 1.80m.

Plugging these values into the formula, we get:
1/f = 1/1.80 + 1/2.50

Simplifying this equation, we get:
1/f = 0.5556

Multiplying both sides by f, we get:
f = 1.80 / 0.5556

Solving for f, we get:
f ≈ 3.24 meters

Therefore, the focal length of the convex lens is approximately 3.24 meters.

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A convex lens is 1.80 meters from a student who is 2.50 meters distant, and its focal length is 1.04 meters.

To solve this problem, we can use the lens equation:

1/f = 1/do + 1/di

where f is the focal length of the lens, do is the object distance (distance of the object from the lens), and di is the image distance (distance of the image from the lens).

In this problem, the object distance is do = 2.50 m and the image distance is di = 1.80 m. We can plug these values into the lens equation and solve for the focal length:

1/f = 1/do + 1/di

1/f = 1/2.50 + 1/1.80

1/f = 0.4 + 0.56

1/f = 0.96

f = 1/0.96

f ≈ 1.04 meters

Therefore, the focal length of the convex lens is approximately 1.04 meters.

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When retrograde motion occurs and how it is related to Mars's orbit around the Sun:

Retrograde motion occurs when a planet appears to move backward in the sky from Earth's perspective. In the case of Mars, this happens when Earth overtakes Mars in their respective orbits around the Sun.

To understand when Mars will be in retrograde motion, consider these steps:

1. Picture both Mars and Earth orbiting the Sun, with Mars having a larger, slower orbit due to its greater distance from the Sun.
2. As Earth moves faster in its orbit, it eventually catches up to and passes Mars.
3. During this time, the relative positions of Earth, Mars, and the Sun create the illusion of Mars moving backward in the sky, as seen from Earth.

So, when trying to identify the spot where Mars will be in retrograde motion, look for the point in its orbit where Earth is passing Mars, creating the optical illusion of Mars moving backward in the sky.

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The reason we do not see the lines of hydrogen in the spectra of the hottest stars is due to the ionization of hydrogen atoms at high temperatures.

In these stars, the temperatures are so high that the electrons in the hydrogen atoms are stripped away, leaving behind only the protons. This ionized hydrogen does not produce the same spectral lines as neutral hydrogen, which is what we typically observe in cooler stars. Instead, the spectra of hot stars are dominated by lines from ionized metals, such as helium, carbon, and oxygen. So while hydrogen is indeed the most common element in the universe, its presence in the spectra of hot stars is not as prominent due to ionization.

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The velocity at which the peak voltage of the generator is 475 V is 95.0 revolutions per minute.

The peak voltage (V) of a generator is given by the equation V = NBAω, where N is the number of turns in the coil, B is the magnetic field strength, A is the area of the coil, and ω is the angular velocity of the coil.

We are given that the coil has 475 turns, a diameter of 8.00 cm, and rotates in a 0.250 T field. We can use these values to find the area of the coil:

radius = diameter/2 = 4.00 cm

[tex]area = π(radius)^2 = 50.27 cm^2[/tex]

Now we can solve for ω:

V = NBAω

[tex]ω = V/(NBA) = (475 V)/(475 turns)(0.250 T)(50.27 cm^2)(1 m^2/10,000 cm^2)(1 rev/2π radians)[/tex]

ω = 95.0 rev/min

Therefore, the velocity at which the peak voltage of the generator is 475 V is 95.0 revolutions per minute.

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1260 RPM. RPM = (Peak Voltage / (2 * pi * coil diameter * magnetic field strength)) * 60 can be used to compute this.

The formula Vp = NABw/2, where N is the number of turns in the coil, A is the coil's area, B is the strength of the magnetic field, and w is the coil's angular velocity, determines the peak voltage produced by a revolving coil. We arrive at w = 2Vp/(NAB) after solving for w. Since the coil diameter rather than the area is provided, we can apply the calculation A = pi*d2/4 to determine the area. After simplifying and substituting the given variables, we get at w = 2 * 475 / (475 * pi * 0.082 * 0.25) = 420 rad/s. Finally, we increase this by 60 / (2 * pi), which gives us 1260 RPM.

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A roller coaster accelerates at 8.75 m/s² from rest to a final velocity of 70 m/s it takes 8 sec to speed up.

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Polaris and Kochab's apparent magnitude of 2 and their proximity to the celestial pole make them appear larger in a photo or planetarium simulation compared to other stars.

A comparatively brilliant star as compared to other stars in the night sky, Kochab and Polaris both have an apparent magnitude of 2, making them both bright stars. In addition, they are both close to the celestial pole, which gives them a motionless appearance in the sky while giving the impression that other stars are rotating around them.

They stand out in the night sky because of their fixed location and brightness, and because of their brightness and proximity to the celestial equator, they look bigger than other stars in pictures or planetarium simulations.

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The upper limb is the side of the chicken's body did this wing belong to.

Humerus, shoulder, and joint are related to the anatomy of the upper limb. The humerus is the long bone in the upper arm, the shoulder is the joint that connects the arm to the body, and the joint refers to the articulation between bones.

In a chicken, the shoulder joint is located at the junction of the humerus (upper arm bone) and the scapula (shoulder blade). It is a ball-and-socket joint that allows for a wide range of motion in the chicken's wing. The shoulder joint is important for a chicken's ability to fly, flap its wings, and perform other movements that require mobility and stability in the upper limb.

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Answer:

The basic concept of how a simple motor works is that you put electricity into it at one end and an axle (metal rod) rotates at the other end giving you the power to drive a machine of some kind. The simple motors you see explained in science books are based on a piece of wire bent into a rectangular loop, which is suspended between the poles of a magnet. In order for a motor to run on AC, it requires two winding magnets that don’t touch. They move the motor through a phenomenon known as induction.

I hope this helps! Let me know if I'm wrong!

Explanation:

The instantaneous angular velocity is 20.0 s is 400 rad/s.

Since the angular acceleration is constant, we can use the formula:

[tex]θ = 1/2 * α * t^2 + ω0 * t[/tex]

where

[tex]θ = angle rotated = 50 rad[/tex]

[tex]α = angular acceleration[/tex]

[tex]t = time = 5.0 s[/tex]

[tex]ω0 = initial angular velocity = 0 (starting from rest)[/tex]

Solving for α, we get:

[tex]α = 2 * (θ - ω0 * t) / t^2 = 2 * 50 rad / 5.0 s^2 = 20 rad/s^2[/tex]

Now, using the formula:

[tex]ω = α * t + ω0[/tex]

where

ω = instantaneous angular velocity at the end of 20.0 s (what we need to find)

[tex]α = angular acceleration = 20 rad/s^2[/tex]

[tex]t = time = 20.0 s[/tex]

[tex]ω0 = initial angular velocity = 0 (starting from rest)[/tex]

we get:

[tex]ω = 20 rad/s^2 * 20.0 s + 0 = 400 rad/s[/tex]

Therefore, the instantaneous angular velocity of the disk at the end of 20.0 s is 400 rad/s.

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To determine the ratio of turns of the transformer, we can use the principle of conservation of power, which states that power in equals power out in an ideal transformer.

The power input to the hair dryer is:

P = VI = (8 A)(114 V) = 912 W

The power output of the transformer should be the same as the input power, so we can use this equation to find the current in the secondary circuit:

P = VI = (I_s)(237 V)

where I_s is the current in the secondary circuit. Solving for I_s, we get:

I_s = P/V_s = (912 W)/(237 V) = 3.85 A

Now we can use the turns ratio equation to find the ratio of the turns in the transformer:

N_p/N_s = V_p/V_s = (114 V)/(237 V)

where N_p and N_s are the number of turns in the primary and secondary coils, respectively. Solving for N_p/N_s, we get:

N_p/N_s = 0.481

Therefore, the ratio of turns in the transformer should be approximately 0.481.

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The angle between the wire and the magnetic field is approximately 33.6 degrees.

To find the angle between the wire and the magnetic field, we will use the following formula for the magnetic force per meter on a wire:

F = BIL sin(θ)

where F is the magnetic force per meter, B is the magnetic field strength, I is the current flowing through the wire, L is the length of the wire, and θ is the angle between the wire and the magnetic field.

Given that the magnetic force is only 55% of its maximum possible value, we can write the equation as:

0.55 * F_max = BIL sin(θ)

The maximum force occurs when sin(θ) = 1, which means:

F_max = BIL

Now, we can substitute F_max back into our first equation:

0.55 * BIL = BIL sin(θ)

Now, divide both sides by BIL:

0.55 = sin(θ)

Finally, to find the angle θ, take the inverse sine (sin^(-1)) of both sides:

θ = sin^(-1)(0.55)

θ ≈ 33.6 degrees

So approximately 33.6 degrees is the angle between the wire and the magnetic field.

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The priority nursing action in this scenario would be to notify the provider.

An epidural anesthesia block can cause a drop in blood pressure in the mother, which can in turn affect the fetal heart rate.

A blood pressure reading of 80/40 mmHg is considered low, and can indicate hypotension.

Hypotension can lead to decreased blood flow to the placenta and fetus, which can result in fetal distress.

Therefore, it is important for the provider to be notified of the low blood pressure reading and fetal heart rate, so that appropriate interventions can be implemented to address the situation.

The provider may choose to adjust the dosage of the epidural anesthesia, administer IV fluids, or consider other measures to stabilize the mother's blood pressure and fetal well-being.

While monitoring vital signs and positioning the client can also be important interventions, they are not the priority in this scenario.

Elevating the client's legs may help to increase blood flow to the heart and improve blood pressure, and placing the client in a lateral position may also help to improve blood flow and prevent supine hypotensive syndrome.

These actions should be taken after the provider has been notified and appropriate interventions have been implemented.

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The new velocity of the less massive train car has a velocity of 10 m/s after the collision.

Velocity is a measure of the rate and direction of an object's motion. It is a vector quantity, meaning it has both magnitude and direction. Velocity is typically represented by the equation v = s/t, where v is the velocity, s is the displacement (or distance travelled), and t is the time taken. Velocity is often confused with speed, which is the measure of the magnitude of an object's motion. Speed is a scalar quantity and is represented by the equation s = t/v.

The total momentum of the two train cars before the collision is calculated by multiplying the mass of each car by its velocity.

The total momentum of the system before the collision is 2000 kg x 10 m/s + 1000 kg x 3 m/s = 23000 kg m/s.

The total momentum of the system after the collision is 2000 kg x 6 m/s + 1000 kg x v, where v is the velocity of the less massive train car after the collision.

Therefore, we can set up the equation 23000 = 12000 + 1000v and solve for v.

v = 10 m/s.

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Protons have a positive charge, neutrons have no charge, and electrons have a negative charge.

The three fundamental particles in an atom are protons, neutrons, and electrons. Protons have a positive charge and are located in the nucleus of the atom, along with neutrons, which have no charge. Electrons have a negative charge and orbit the nucleus. The number of protons in an atom determines its atomic number, which in turn determines the element to which it belongs.

The number of electrons in an atom determines its chemical properties, as they are involved in chemical bonding with other atoms. The charges of the particles are important in determining the behavior of atoms in chemical reactions and in the formation of molecules and compounds.

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--The complete question is, Which fundamental particles have positive charges, and which have negative charges?--

The velocity of the object when it hits the Earth's surface depends only on the height from which it was dropped and the acceleration due to gravity.

The velocity of an object when it hits the Earth's surface can be calculated using the principle of conservation of energy. When the object is released from rest at a distance r0 from the Earth's center, it has an initial gravitational potential energy of mgh0, where g is the acceleration due to gravity and h0 is the height of the object above the Earth's surface.

As the object falls towards the Earth's surface, its potential energy is converted into kinetic energy. When it hits the Earth's surface, all of its potential energy has been converted into kinetic energy. Therefore, we can write:

[tex]mgh0 = (1/2)mv^2[/tex]

where v is the velocity of the object when it hits the Earth's surface.

Solving for v, we get:

v = sqrt(2gh0)

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the acceleration of the mass is 0.7212 m/s^2.

To find the acceleration of the mass, we need to first determine the net force acting on it. We can do this by using vector addition to add the two forces together.

Using the Pythagorean theorem, we can find the magnitude of the diagonal force:

sqrt[[tex](15N)^{2}[/tex] + [tex](10N)^{2}[/tex]] = sqrt[225 + 100] = sqrt(325) = 18.03 N

The direction of this force can be found using the inverse tangent function:

theta =[tex]tan^{-1}(10.0N/15.0N)[/tex] = 33.69 degrees north of east

We can now use vector addition to find the net force on the mass:

F_net = sqrt[[tex](15N)^{2}[/tex] + [tex](10N)^{2}[/tex]] = 18.03 N, at an angle of 33.69 degrees north of east

To find the acceleration of the mass, we can use Newton's second law, which states that the net force acting on an object is equal to its mass times its acceleration:

F_net = ma

Solving for the acceleration, we get:

a = F_net / m = 18.03 N / 25.0 kg = 0.7212 m/s^2

Therefore, the acceleration of the mass is 0.7212 m/s^2.

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Answer:

1990.47 m/s

Explanation:

Answer: the answer is in the screen shots

Explanation:

It takes light approximately 39.5 minutes to travel the distance from the Sun to Jupiter.

Since it takes light approximately 8 minutes to reach the Earth from the surface of the sun, we know that the distance between the sun and the Earth is 1 astronomical unit (1 au).

Therefore, to find out how long it takes light to travel 5 au (the distance between Jupiter and the sun), we can use the following formula:

time = distance ÷ speed of light

The speed of light is approximately 299,792,458 meters per second.

So,

time = 5 au x 149,597,870,700 meters/au ÷ 299,792,458 meters/second
time = 39.5 minutes

Therefore, it takes approximately 39.5 minutes for light to travel from the surface of the sun to Jupiter.

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When the distance between two charges is halved, the electrical force between the charges quadruples. This is due to the inverse square relationship between distance and electrical force, which means that when distance is halved, the force increases by a factor of 4.

The electrical force between the charges quadruples when the distance between them is halved. This is due to Coulomb's Law, which states that the electrical force (F) between two charges (q1 and q2) is directly proportional to the product of the charges and inversely proportional to the square of the distance (r) between them. Mathematically, it can be expressed as:

F = k * (q1 * q2) / r^2

When the distance (r) is halved, the denominator (r^2) becomes 1/4 of its original value, which causes the electrical force (F) to be 4 times greater, or quadruple.

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The hotter an object is, the brighter and redder it appears, while cooler objects appear dimmer and bluer.

The question is asking about the relationship between an object's temperature and its brightness, color, and speed. The correct answers are that the hotter an object is, the brighter it appears and the redder it appears.

This is because hot objects emit more light, including more of the red end of the spectrum. The opposite is also true, meaning that cooler objects appear dimmer and bluer.

The speed of an object is not directly related to its temperature, so that answer is incorrect. However, it is important to note that the temperature of an object can affect its movement and velocity in certain situations.

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The solid forms of ice last longer because there is more weight with less surface area. This statement is false.

Factors like temperature, shape, size, humidity and impurities are some of the factor decides the time for which the ice survives. Even though larger ice particles may have more surface area than solid forms of ice, this does not always imply that they will persist longer.

In reality, due to the insulating effect of the ice itself, larger ice formations, like glaciers, can melt more quickly. In the end, a complex combination of physical, chemical, and environmental elements determines how long ice will last.

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The amplitude of the magnetic field of the electromagnetic wave is 6.53 x 10^-7 T.

To find the amplitude of the magnetic field of an electromagnetic wave, we need to use the relationship between the electric and magnetic fields in an electromagnetic wave.

According to this relationship, the amplitude of the magnetic field is equal to the amplitude of the electric field divided by the speed of light (c). Therefore, if the amplitude of the electric field of an electromagnetic wave is 196 V/m, the amplitude of the magnetic field can be calculated as follows:

Amplitude of magnetic field = Amplitude of electric field / Speed of light
Amplitude of magnetic field = 196 V/m / 3 x 10^8 m/s
Amplitude of magnetic field = 6.53 x 10^-7 T

It is important to note that the amplitude of the magnetic field and the electric field of an electromagnetic wave are perpendicular to each other and are responsible for the wave's propagation through space.

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Sonar can be a useful tool for monitoring the hydrosphere, which includes all of the water on and beneath the Earth's surface.

Sonar works by emitting sound waves that bounce off objects in the water, and then measuring the time it takes for the sound waves to return to the source. By analyzing the echoes, scientists can map the seafloor, measure the depth of the water, and even identify the size and location of marine organisms.

Sonar can also be used to monitor the movements of water masses, including ocean currents, tides, and storm surges. This information is important for understanding global climate patterns and predicting the effects of natural disasters

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The forces at the left support are 1.61 x 105 N upward and the forces at the right support are 8.88 × 105 N downward by taking into account the forces acting on the bridge and the vehicle.

Finding the forces on a bridge with a truck positioned 15.0 metres from one end and piers supporting it at each end is the task at hand in this challenge. The truck weighs 2.50 x 104 kg, whereas the bridge is 50.0 metres long and 8.20 x 104 kg in weight.

The forces acting on the bridge at its places of support must be determined using Newton's laws of motion. We may determine that the forces at the left support are 1.61 x 105 N upward and the forces at the right support are 8.88 × 105 N downward by taking into account the forces acting on the bridge and the vehicle.

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The complete question:

A bridge of length 50.0 m and mass 8.20×10^4 kg is supported on a smooth pillar at each end as shown. A truck of mass 2.50×10^4 kg is located 15.0 m from one end. What are the forces of the bridge at the points of support?