The transmission of heat requiring the movement of a liquid or a gas is
a. convection.
b. conduction.
c. transduction.
d. radiation.

Ascrew incorporates which other simple machine? lever wheel and axle inclined plane pulley

Explain to someone who knows nothing about fossils the study of invertebrate paleontology and how it scientists understand the history of the earth. be sure your explanation contains a minimum of two complete sentences.

The items in the following list are all units of matter. which is the smallest unit that retains the properties of the matter? a.) atom b.) compound c.) electron d.) element