MCQ final exam

______________ collisions conserve momentum.

• Elastic

• Inelastic

• Perfectly Inelastic

• All

______________ collisions conserve momentum and energy.

• Elastic

• Inelastic

• Perfectly Inelastic

• All

______________ collisions have objects that stick together.

• Elastic

• Inelastic

• Perfectly Inelastic

• All

________ is the measure of a force that causes a rotation.

• Torque

• Inertia

• Angular momentum

• Lever arm

A positive torque is in the ________ direction.

• clockwise

• counter-clockwise

• inward

• outward

The symbol for electric charge is represented by the letter _______.

The unit for electric charge is ______.

Most objects are ________ charged because they have equal numbers of protons and electrons.

A positive and a negative charge will attempt to _______.

• attract

• repel

• not interact

• explode

Two like charges will attempt to _______.

• attract

• repel

• not interact

• explode