SCI 342 Exam Review

True or False: Energy can't be created or destroyed.

• True

• False

Which of the following are types of kinetic energy?

• Sound

• Gravitation

• Motion

• Thermal

• Chemical

Which of the following are types of potential energy?

• Sound

• Gravitation

• Motion

• Thermal

• Chemical

The amount of matter in an object or particle

• Velocity

• Kinetic Energy

• Power

• Mass

• Electromagnetic energy

A measurement that gives the speed and direction of a moving object or particle

• Velocity

• Kinetic Energy

• Power

• Mass

• Electromagnetic energy

The amount of work done in a given period of time

• Velocity

• Kinetic Energy

• Power

• Mass

• Electromagnetic energy

Energy associated with objects that are in motion

• Velocity

• Kinetic Energy

• Power

• Mass

• Electromagnetic energy

Energy that generates positive or negative charges in object that allow them to repel at an atomic level keeping them separate

• Velocity

• Kinetic Energy

• Power

• Mass

• Electromagnetic energy

Which two statements are true about simple machines?

• They must have at least one moving part

• They change the direction of a force

• They increase the amount of energy needed to perform displacement

• They multiply applied force so that it is easier to complete work

At what point is a pendulum in mechanical equilibrium?

• At the highest point from the gravitational center

• At the resting point