Which choice tells the main causes of convection currents in the asthenosphere?

A.
density and temperature

B.
temperature and pressure

C.
density and weight

D.
weight and pressure

Answers

Answer 1

Answer:

B. Temperature and pressure

Explanation:

Answer 2

Answer: B.

density and temperature

Explanation:

took my test got an 80 cus of the other answer


Related Questions

yoink hehehehhehhehhhhhehehehehhehehhehehehehe

Answers

Answer:

yasssssssssssssssssssss

Explanation:

Ty ty ty so much for the points uwu

The diagram below shows the morphological change of two species.
Which statement explains why species 1 and species 2 are different?

Answers

Natural selection can cause gradual speciation changes.

Natural selection favors traits that can transmit through generation.It can leads to a new distinctly different species.

What is natural selection?

It is the process through which populations of living organisms adapt and change to new environment conditions and pass these genes to next generations.

Define speciation?It is how a new species of an organism is created.It occurs when a group within a species separates from other members of its species and develop its own unique characteristics.

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If the moon moves farther away from the earth the earths oceans will experience what? 

Answers

Answer:

flatten out, less waves, become more calm, no more tides

Explanation:

Sorry I don’t get I hopefully you get helped though

There is a multitude of evidence that supports how life has changed over time due to variation in the gene pool of different species. Which of the following choices below represents a scientific theory that explains these changes? *
A. As environments and ecosystems change over time, those that acquire suitable traits are more likely to survive and reproduce and the gene pool changes because organisms must adapt to survive and reproduce.
B. As environments and ecosystems change over time, those with variations for traits that are more successful in the new conditions are more likely to survive and reproduce, thus changing the allele frequency in the gene pool.
C. Because the environments and ecosystems show little change over time, organisms are already adapted for surviving in their given habitats for which they are made.
D. Because the environments and ecosystem show little change of time, the organisms that choose to adapt to different environments will migrate and become suited for new habitats.

Answers

Answer: A. Environmental drivers plus genetic variation in the population result in natural selection

Explanation: over geological time environmental conditions change. Organisms do not survive in one environmental niche with traits adapted to a possible future change that might suit those traits. Adaptation is not a matter of choice: adapt if possible or go extinct.

There is a (badly named) concept called pre-adaptation, which is that variations in some existing trait render adaptation to a different environment more likely.

Answer:

A

Explanation:

C6H12O6 + 6O2 --> 6H2O + 6H2O



How many total atoms of oxygen are on the reactants side?

SELECT AN ANSWER

6


12


18


2

Answers

Answer:

18

Explanation:

6 in C6H12O6 and 12 (6×2) from O2

Therefore, 12 + 6 = 18

Which of the following is found in all organisms?
o chloroplast
O lysosomes
nucleoli
ODNA

Answers

D. DNA
All organisms contain dna

The work of Charles Darwin and Alfred Wallace on the origin of the Earth's species extended the ideas of Lyell's uniformitarianism
into the biological sciences. The theory of evolution is based on the principle that the diversity seen in the Earth's species can be
explained by the
es
A)
random variation in the genetics of any population.
B)
idea that in any population, too many individuals are produced.
uniform modification of genetic traits over long periods of time.
D)
sudden change in the gene pool due to mutations within the DNA of a
given population.

Answers

Answer:

Explanation:

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Which statement best explains the relationship between cellular respiration and photosynthesis?

Answers

Cellular respiration breaks down glucose, while photosynthesis builds glucose.

(31) The rough endoplasmic reticulum

(A) has ribosomes bound to it
(B) is part of the membrane system found throughout the cell’s cytoplasm
(C) is connected to the nuclear envelope
(D) all of the above

Answers

All of the above are correct

(D) all of the above

Choose all the answers that apply.
Ground tissue
stores extra food
supports the plant
is found in plants and animals
Omakes up the majority of a plant
Dis responsible for photosynthesis

Answers

Answer:

stores extra food

is responsible for photosynthesis

supports the plant

makes up the majority of a plant

Explanation:

Ground tissues are one of the three types of plant tissues (others being dermal and vascular). They are composed of cells as follows: parenchyma, collenchyma, and sclerenchyma. These three cells that make up the ground tissues perform different functions in the plant cell.

- Parenchyma functions in photosynthesis and storage of extra food (carbohydrates) in the cell.

- Collenchyma functions in the support of young regions of the plant

- Sclerenchyma, which has the thickest cell wall, functions mainly in the strengthening/support of the plant cell.

Also, among the three tissue types in a plant, ground tissues make up majority of the plant cell.

I NEED HELP PLEASE!!!

Answers

Answer:

I believe it is convergent boundaries

Explanation:

Answer:

C convergent boundaries

Study the diagram of a cell.
Which structures are found in both plant and animal
cells?
O W and X
O W and Z
O X and Y
Y and Z

Help me please

Answers

if this is the diagram.

the answer would be W and Z

Which type of fossil is formed by sediments and found in sedimentary rock?
O mold of a fish
O petrified wood
• carbon film of a leaf
O preserved insect

Answers

Answer: Carbon film of a leaf

Answer:

C

Explanation:

Trust me on this, also can I have brainlest.

Protists vary in structure and function more than any other group of organisms. However, here are some common traits: a.All have membrane-bounded organelles, and so are ___________________. b.Most are single-celled, or ___________________________. c.They get their food in several ways. Some contain chloroplasts and do photosynthesis, and so are considered __________________. Others ingest food particles and so are ____________________.

Answers

Answer:

a. eukaryotes

b. unicellular

c. autotrophs; heterotrophs

Explanation:

Protists represent a separate kingdom of eukaryotic organisms (ie., organisms whose cells have a nucleus). The most important features of protists include: 1- they are unicellular organisms, 2-contain mitochondria, 3-can be parasites, and 4-generally live in optimal conditions in moist or aquatic environments. In the past, protists were divided into Protozoa (animal-like organisms) and Protophyta (plant-like organisms), which nowadays we know are heterotrophic (also often parasitic) and photosynthetic protists, respectively.

Match the term to its definition.


control group, data, hypothesis, inference

observations that may be quantitative or qualitative


a tentative, testable scientific explanation


useful for determining the effect of the independent variable


a logical interpretation based on prior knowledge

Answers

Explanation:

hypothesis is the last one

data is the 3rd one

inference is the 2nd one

and control group is the first one

process of elimination is your best friend

Which of these causes the day/night cycle on earth

Answers

Answer:

Day and night are due to the Earth rotating on its axis, not its orbiting around the sun. The term 'one day' is determined by the time the Earth takes to rotate once on its axis and includes both day time and night time.

Explanation:

hope it becomes helpful to you ☺️☺️

good luck

Answer:

Day and night are due to the Earth rotating on its axis, not its orbiting around the sun. The term 'one day' is determined by the time the Earth takes to rotate once on its axis and includes both day time and night time.

Explanation:

:) hope this helps!

The mass of a proton?

Answers

☁️My Answer☁️:

The mass of the proton is the sum of the mass of current quarks and the binding gluons. The mass of the proton is-

⬇️

Proton mass mp = 1.672621898(21)×10−27 Kg

The Mass of proton is higher than the mass of electron.

☼Mass Of Proton In Other Units☼:

The mass of the proton can be expressed in alternative units like – proton mass AMU, the mass of the proton in kg, proton mass MeV. The table given below comprises the value of proton mass and corresponding units.

✯Proton mass✯:                             ∞Value:

Mass of the proton in kg                  1.672621898(21)×10−27 kg

Mass of the proton in grams            1.672621898(21)×10−24 g      

Mass of proton in AMU                    1.007276466879(91) u

                                               

Proton mass MeV                           938.2720813(58) MeV/c2

-------------------------------------------------------------------------------------------------------------

I hope this helped you,

And I do hope you enjoy the rest of your day!  (ɔ◔◡◔)ɔ ♥          

-Kirby ★ ツ ✌                

Please help!!!!!!!!!!!!!
Some organisms, such as bacteria, reproduce asexually; whereas, other organisms reproduce
sexually. Which statement correctly states why one type of reproduction is beneficial over the
other?
A. Asexually reproduced offspring are more genetically diverse.
B. Asexual reproduction produces offspring genetically different from parents.
C. Sexual reproduction can produce a large number of offspring very quickly.
D. Sexual reproduction produces organisms that are genetically diverse.

Answers

Answer:D

Explanation: A isn't right because during asexual reproduction there is no exchange of genetic characteristics thus the offsprings retain the genetic characteristics of their parents and there is no diversity.

Sexual reproduction on the other hand involves the fusion of gametes and the exchange of genetic characteristics thus the offsprings are diverse and are not identical to their parents as is the contrary in asexual reproduction.

Sexual reproduction produces organisms that are genetically diverse.

Sexual reproduction involves the combination of chromosomes from both parents. This combination of chromosomes introduces variation into the population. This combination does not occur in asexual reproduction.

Hence, the statement that correctly states why one type of reproduction is beneficial over the  other is that sexual reproduction produces organisms that are genetically diverse.

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What is the danger posed by introduced species? *
O Non-native species might have no natural predators in their new environment
Non-native species can occupy space and crowd out indigenous species
Non-native species might prey on native species threatening extinction
All of these are dangers posed by introduced species

Answers

all of these are dangers posed by introduced species

The graphs show the reaction rate for an enzyme across a range of temperatures and pH. Based on these data, this enzyme functions best at what temperature and pH? *

Answers

The graph is attacged and the options is as follows:

Temperature of 27oC and a pH of 4

Temperature of 37oC and a pH of 6

Temperature of 40oC and a pH of 8

Temperature of 50oC and a pH of 10

Answer:

The correct answer would be - temperature of 37oC and a pH of 6

Explanation:

The graph 1 shows the relation between the rate of reaction for an enzyme and the temperature of  reaction is been represented. In this graph the rate of eaction is highest (point from the slope starts decreasing) at the So, by the options and graph the temperature 37°C(Below 40°C) rate of reaction is maximum.

Similarly, in other graph rate of reaction and and pH has been represented in which rate of reaction is maximum at pH 6. after 6 pH the rate of reaction started decreasing.

C6H12O6 + 6O2 --> 6H2O + 6H2O]\


Is the equation above balanced?



No; there are un equal numbers of each type of atom on both sides.


No; the mass of reactants and products do not equal one another.


Yes; it has equal numbers of each type of atom on both sides.


Yes; the mass of the reactants are equal.

Answers

Answer:

no

Explanation:

the carbon isnt there at all

PLZZ HELP CORRECT GETS BRAINLIEST!! PLZZ SHOW PROOF

Answers

The answer to the question is D

what drives a mass extinction ?

Answers

Answer:

Mass extinctions happen because of climate change, asteroid impacts, massive volcanic eruptions or a combination of these causes. One famous mass extinction event is the one that lead to the extinction of dinosaurs, 65 million years ago.

hope this helps

Carbohydrates like glucose can undergo spontaneous rearrangement to give an alternate configuration for the anomeric carbon when the ring is free in solution. However, when glucose is covalently attached to another sugar through C1, this rearrangement cannot occur. Consequently, the configuration of carbohydrate oligomers and polymers is fixed. Why can't glucose rearrange when in a polymer form?

Answers

Answer:

The presentation according to another circumstance is categorized in the following section.

Explanation:

Glucose constructs anomers because of the extreme involvement of flexible metal-carbon because that continues to exist as something of a monomer. However, when plastics are established, transformation is limited with glycoside formation of complexes among both anomeric carbon atoms.

Sucrose, besides obvious reasons, would be manufactured by glucose and fructose, which have been connected by something like a glycerol backbone involving glucose carbon atom as well as fructose. The mechanism including its creation of anomers even by movement through carbon becomes called "Mutarotation" Sucrose doesn't always show mutation.

Muticellular organisms, cells are organized into tissues, tissues into organs, organs into organ systems, and system into organisms.

Answers

Answer:

Explanation:

.

According to scientists, all of the bodies in the universe came from a rotating cloud of gases and dust about
billion years ago.

O 3.5
O 2.5
O 4.5
O 1.2

Answers

It's either 3.5 or 1.2

There would be more evidence spread out through space to be noticed by scientists and it seems like a stretch to go as far back as 4 billion years ago.

(I mean really? That much before the DINOSOURS died? I don't think so)

◕‿◕

Hope this helps

Miri

which of the following statements about enzyme function is true

Answers

Answer:

What are the rest of the answer choices?

Your question is incomplete, please read below to find the full content.

Option C. Enzymes increase the rate of chemical reactions by lowering activation energy barriers.

Which of the following statement about enzyme or their function is true?

Enzymes are globular proteins that have three-dimensional structures. They do not alter the overall change in free energy required for the reaction and they lower the activation energy to speed up the reaction. So, all of these options are right and the correct answer is D.

Which statements are true enzymes?

The correct answer to this question is A) Enzymes lower the activation energy and the ΔG produced from a reaction. Enzymes act as catalyzing agents that are responsible for the faster formation of products in different biochemical reactions.

The options are missing in this question.

A. Enzyme function is independent of physical and chemical environmental factors such as pH and temperature.

B. Enzymes increase the rate of chemical reactions by providing activation energy to the substrate.

C. Enzymes increase the rate of chemical reactions by lowering activation energy barriers.

D. Enzyme function is generally increased if the three-dimensional structure or conformation of anenzyme is altered.

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Silicon dioxide (SiO2) and aluminum oxide (Al2O3) are the two most abundant compounds in the _______.
A.
universe
B.
Earth's oceans
C.
Earth's atmosphere
D.
Earth's crust

Answers

Answer:

Eath's crust

Explanation:

Silicon dioxide (SiO2) and aluminum oxide (Al2O3) are the two most abundant compounds in the Earth's crust. This explains why oxygen, silicon, and aluminum are the three most abundant elements in the crust.

The most abundant compound in the universe is water.

What is sexual
reproduction? What is the advantage of this method of reproduction?

Answers

Sexual Reproduction - type of reproduction that involves two parents

Advantage - more genetic diversity in species

sexual reproduction: reproduction with two parents
advantages: diverse genetic makeup

Please please please please help me please

Answers

Answer:

A. Bees and Butterflies receive food while pollinating the flowers.

Your answer is A. Bees and butterflies receive food while pollinating the flowers
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