Which of the following are examples of both projectile motion and two-
dimensional motion?
A. An apple dropped from resting,
B. A football thrown upward at an angle,
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C. A ball thrown vertically upward.
D. A soccer ball headed from one player to another.

Two vectors are shown. which statement best compares the vectors? vector x has greater magnitude than vector y. vector y has greater magnitude than vector x. the vectors have the same displacement. the vectors have the same direction.

Select for each of the following statements whether it is correct or incorrect. (a) in an isothermal expansion of an ideal gas. (b) the temperature remains constant. (b) the pressure remains constant. (c) there is work done by the gas. (d) there is heat added to the gas. (e) the change in internal energy equals zero.

Ajoint produces movement when its angle decreases. which type of movement is it?