This picture shows human red blood cells. the human body contains about 5 million red blood cells per cubic milliliter. this means that the human body a) is unicellular. b) is multicelular. c) has mainly one type of cell. d) is made of non-living matter.

Which best describes how fluids change as they travel through different portions of the convection currents? they change to solids at the outer portion of the convection currents. they change to solids at the inner portion of the convection currents. they become more dense at the outer portion of the convection currents. they become more dense at the inner portion of the convection currents

Aweather balloon has a volume of 52.5 liters at a temperature of 252 k. the balloon is released and rises to an altitude where the temperature is 295 k. how does this temperature change affect the gas particle motion?

How are elastic and inelastic collisions different? give two or more ways. your answer should have at least 2 sentences.