Which term represents the rate at which the position of an object changes?
a. speed
b. velocity
c. momentum
d. acceleration

What’s this animal (picture is tagged) and where is it most likely to live, rainforest or desert?

Which symbols below represent the ions found in the glass of water ? a. oh- and h+ b. co2 and o2 c. o2 and h2 d. nh3- and h+

Control of the body is accomplished by which of the following body systems? nervous system and circulatory system endocrine and repertory system circulatory and respiratory systems nervous system and endocrine systems