An organism that eats leaves, grass, algae, or seaweed would be considered a

a: producer

b: tertiary consumer

c: primary consumer

d: decomposer

Which terms are used to identify pure substances

The fact that the total amount of energy in a system remains constant is a(n)

The famous scientist galileo galilei did several experiments with sloping planes, which he rolled metal balls down so that he could study motion. by changing the slope, he could study how the speed at which the ball rolled was affected. what was the independent variable in galileo's experiment? a. the speed of the ball b. the slope of the plane c. whether the ball moved d. what the ball was made of