Which of the following statements best explains why it is warmer at the equator than at the north pole?

a. the equator has a larger area than the north pole
b. the equator is closer to the sun than the north pole
c. the equator receives more direct sunlight than the north pole.
d. the equator has more hours of daylight per year than the north pole.

Name three different units of energy used to measure heat and describe what type of situations each is usually used.

James is trying to prove newton's 2nd law of motion. he tries to move four different objects with different masses, shapes, and sizes from point a to point b. the objects are a toy car, a car, a refrigerator, and a kitchen table. after some experimentation, he finds that force is dependent on the mass of the object, rather than it's size or shape. the object that takes the most force to move is the

What is the measure of a change in an objects velocity?