The process by which plants and animals release stored carbon back into the atmosphere is called

respiration.

diffusion.

photosynthesis.

extraction.

Which of the following is a measure of randomness in a system? A) entropy. B) kinetic energy. C) potential energy. D) chemical energy.

Which way can heat never flow? a. hot to colds b. cold to hot c. liquid to solid d. solid to liquid

What is the concentration of H + at pH 4 in moldm-3?

How many significant figures will you need to report when measuring cm with a meter stick?

Suspect A is actually telling the truth and they describe the events of a certain evening with confidence. After being asked to do so, suspect A then retells the events of the same evening in the reverse order.

Becky leaves home and write a distance of 30 KM it took her 2.5 hours what is her speed

Describe the weather associated with a high presurre system

Which of the following is equal to distance/time?

Which of the following should you always wear to avoid being thrown from a vehicle and then crushed if it tips over?

If the titrant has a molarity of 0.1000 m and there are 45.00 ml of analyte present, what is the molarity of the analyte?