Forces and Motion

Front

The speed of an object

Back

How fast its position changes over time.

Tags

NGSS.MS-PS3-1

Front

It is any push or pull

Back

force

Tags

NGSS.3-PS2-1

NGSS.3-PS2-2

Front

A person pushing a cart is using what type of force?

Back

Contact force

Tags

NGSS.3-PS2-1

Front

A compass needle swings to point north because of Earth’s magnetic force. The force that moves the needle is not touching it. This is an example of which type of force?

Back

noncontact forces

Tags

NGSS.MS-PS2-3

NGSS.MS-PS2-5

Front

The tendency of an object in motion to stay in motion or of an object at rest to stay at rest.

Back

Inertia

Front

A noncontact force that acts over a distance and pulls all objects toward each other. This is the force that keeps your feet on the ground. Options:

velocity

,

speed

,

gravity

,

acceleration

Back

gravity

Tags

NGSS.MS-PS2-4

Front

All are examples of transforming energy except:

• A light bulb from electrical energy to light and thermal energy.
• A lawn mower from chemical to mechanical energy.
• Bert’s car colliding with Alonzo’s car.
• Walking - From chemical energy from your body to kinetic energy in your leg muscles.

Back

Bert’s car colliding with Alonzo’s car.

Front

Energy is transformed when it changes from one form to another. An example is a solar panel transform light energy to electrical energy.

Back

True

Tags

NGSS.MS-PS3-4

Front

Energy is transferred when it passes from one object to another. An example of this is the Newton’s cradle, a toy that when you pull one ball up and release it, hits the other balls.

Back

True

Tags

NGSS.MS-PS3-5

Front

The Law of Conservation of Energy states that energy cannot be created or destroyed. It can only change form.

Back

True

Tags

NGSS.MS-PS3-4

NGSS.MS-PS3-5