(A) Topic 3 - Lesson 1

Front

What is energy?

Back

Energy is the ability to do work or cause change.

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Front

How do you calculate work?

Back

Work is calculated using the formula: Work = Force x Distance.

Tags

NGSS.MS-PS3-5

Front

What is the unit of work in the International System of Units (SI)?

Back

The unit of work is the Joule (J).

Front

If a force of 75 N is applied over a distance of 4 meters, how much work is done?

Back

Work = 75 N x 4 m = 300 J.

Front

What is the relationship between energy and motion?

Back

It takes energy for motion to occur.

Tags

NGSS.MS-PS3-5

Front

What happens to the position of an object in motion relative to other objects?

Back

The position changes.

Tags

NGSS.MS-PS2-2

Front

What is a force?

Back

A force is a push or pull.

Front

What are the two types of forces?

Back

Contact forces and non-contact forces.

Front

What is kinetic energy?

Back

Kinetic energy is the energy of an object in motion.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Front

What is potential energy?

Back

Potential energy is the stored energy of an object due to its position or state.

Tags

NGSS.MS-PS3-2