1. The term acceleration was used in paragraphs 1-3. Which of the following could be a definition of acceleration?

A. A change in an object's speed

B. At object at rest

C. A change in an object's direction

D. Both A and C

Which of the following will increase the force of gravity between two charged objects without affecting the electric force? A. Increasing the distance between the objects B. Increasing the charge of both objects C.

Describe where each subatomic particle is found in an atom.

A solid cylinder of mass 3.0 kg and radius 0.2 m starts from rest at the top of a ramp, inclined 15°, and rolls to the bottom without slipping. (For a cylinder I = MR2.) The upper end of the ramp is 1.5 m higher than the lower end.

Other planets besides the earth have a lithosphere, but none of them has in their lithosphere, as earth does.

Why is thermal energy from the Sun transferred to Earth through electromagnetic waves instead of any other type of thermal energy transfer?

To practice Tactics Box 10.1 Calculating the work done by a constant force. To find the work done on an object by a force, begin with a visual overview and follow Tactics Box 10.1.

the color of the sun appears to be orange or yellow when looking from the earth but it really is red. true or false

Which of the following statements accurately describes the sign of the work done on the box by the force of the push? 1 - positive 2 - negative 3 - zore

Which object has the most gravitational potential energy? A. an 8 kg book at a height of 3m B. an 5 kg book at a height of 3 m C. A 5 kg book at a height of 2 m D. a book at a height of 2 m

A moving object has a kinetic energy of 150 j and a momentum with a magnitude of 30.0 kg•m/s. determine the mass and speed of the object