Chemistry Middle School

(Please help ASAP I will mark brainliest!! (: )Which of the following describes what happens when a cell uses energy to transport something across the cell membrane?
1.osmosis
2.diffusion
3.passive transport
4.active transport

Answers

Answer 1

Answer: 4. Active Transport

Answer 2

4. is the answer, or not dont take my word for it.

Related Questions

Where do mutations occur?

Answers

Answer:

in the cell during mitosis or during meiosis

Explanation:

Avanti works in a bookstore. She has four books and is going to place them in two stacks. The diagram above shows the books before they touch. Use the information in the diagram to answer the question. How did the temperatures of the four books compare before they touched? How will the temperatures of the two top books compare after the books have been touching for a while, and why?

Answers

Answer:

cocohggghehejieieieidiiriie

Explanation:

cocobhshsh

Answer:

Well they didn't transfer any energy when they weren't touching and it didn't produce any energy if it didn't move. Since they are on top of each other they are causing momentum on each other creating kinetic energy.

Explanation:

Hoping this help

Can someone plz help me

Answers

It would probably be B

please help due in 5 minutes

Answers

number 1 is a and number 2 is none
1 a 2 none
334)(.)4;,(?&&?7&

Which of the following is true about metallic bonding?

A. They dissolve in water

B. Found in metals; holds metal atoms together very strongly

C. Formed between nonmetallic elements

Answers

Answer:

I think the answer is option B

C is correct because when you put them together it forms nonmetallic elements/things.

Which of the following is NOT true about the density pattern of the planets.

a
The outer planets are composed of gas o ice with dense, solid cores.
b
The terrestrial planets have molten, dense cores.
c
Gravity pulled denser materials to the center of each planet in its formation.
d
The outer planets are more dense than the terrestrial planets

Answers

Answer:

d

Explanation:

The four inner terrestrial planets are dense compared to the four outer planets. The inner planets are made up mainly of dense, solid rock. The outer planets are composed primarily of gas, so their overall density is lower. However, they are larger in size and much more massive!

Your answer is d
I took the test and got a 100

I need help on science (plz don't give helpless answer)

Answers

Answer:

#3 c   #4 A

Explanation:

HELP MEEEEEEEEEEEEEEEEEEEEEEEEEE

Answers

U already got them wrong but if it is the type of questions u can review, the correct answers are:

Figure 1- decomposer

Figure 2- autotroph/producer

Figure 4- heterotroph/ consumer

Figure 6- decomposer
yes those are the correct answers ^ I agree

A research team developed a goal to study the entire floor of the Atlantic Ocean. Which tool would be the most effective? Explain why.

Answers

Answer:

Remoting sensing

Explanation:

With it, they can monitor sea ice over a large region

Please work out all the problems on this page, no links, no i don't knows please do not take advantage of me or my points please actually answer these questions

Answers

A chemical change must occur
C- A chemical change must occur

Explain what happens when something dissolves.

Answers

Answer:

During dissolving, particles of solvent collide with particles of solute. They surround the particles of solute, gradually moving them away until the particles are evenly spread through the solvent.

if powder is poured into water it dissolves,the solids aren’t there no more because they’ve dissolved into the water therefore when something dissolves it’s not there no more at least not in the same state of matter

Tell me what the temperature is like in the water and in the air surrounding Christchurch.

Answers

Found this, hopefully this helps

PLEASE HELP!!!!!!!!!! DOING A TEST
Organisms use sugars, also called ____________, for energy.
Which term best completes the sentence?
a. proteins
b. nucleic acids
c. lipids
d. carbohydrates

Answers

D is the correct answer

Answer:

answer is D) carbohydrates

Which of the following is true about ecological succession?

Succession leads to equilibrium in an ecosystem

Succession prevents ecosystems from reaching equilibrium

There is no relationship

Succession and equilibrium are the same thing

what is the correct answer free brainly

Answers

Should be the second one

Grayson has a relative humidity of 65%. Miami, Florida has a relative humidity of 95%. Which city is most likely to have rain & why? *

A. Grayson because humidity levels around 50% cause rain.
B. Grayson because the lower the humidity the greater the chance of rain.
C. Miami because humidity near 100% is more likely to cause rain.
D. Miami because it is near the ocean.

Answers

C. Miami because humidity near 100% is more likely to cause rain.

Which of the following that are examples of a physical property of matter. Select all that apply.

Iron (Fe) combines with Oxygen (O) to form rust.

The apple is red in color.

Copper (Cu) conducts electricity.

An apple oxidizes (turns brown) once it is cut and exposed to Oxygen (O).

Nickel (Ni) is magnetic.

Magnesium (Mg) combusts when exposed to Oxygen (O).

Water boils at 100ºC.

Answers

Answer:

the apple is red copper conducts electricity nickie is magnetic water boils at 100

Explanation:

the rest are chemical properties

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