Mechanical Energy

Force can change the motion, direction, and speed of an object.

• True

• False

Tags

NGSS.MS-PS2-2

The speed of an object is determined by distance traveled in a period of time.

• True

• False

Tags

NGSS.MS-PS3-1

What are some forces that can affect objects?

• pushes

• pulls

• friction

• all of the above

Tags

NGSS.3-PS2-1

NGSS.3-PS2-2

The path of an object:

• direction

• position

• speed

• velocity

Tags

NGSS.MS-PS3-1

Where something is:

• position

• direction

• motion

By increasing a push, a person can change the _____ and speed of a swing.

• speed

• direction

• friction

• force

Tags

NGSS.MS-PS2-2

The amount of distance traveled over a time is an objects ______

• gravity

• potential

• velocity

• speed

Tags

NGSS.MS-PS3-1

Which is the least amount of potential energy?

• a ball at the top of a hill

• a roller coaster going down a hill

• a child at the top of a slide

• a car parked in a parking lot

Tags

NGSS.MS-PS3-2

Which is an example of an object that has kinetic energy?

• a book on top of a desk

• a cup of water on a table

• a ball rolling down a hill

Tags

NGSS.MS-PS3-4

An object at rest has potential energy. Which object has potential energy?

• A ball rolling down a hill

• A stretched rubber band

Tags

NGSS.MS-PS3-2