Wrecking Ball (Amplify Force and Motion)

Front

What is a wrecking ball?

Back

A heavy steel ball used for demolishing buildings.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-5

Front

What happens when a wrecking ball collides with a building?

Back

It breaks the walls into pieces.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

NGSS.MS-PS3-5

Front

How does the size of a yo-yo compare to a wrecking ball?

Back

Similar but much smaller and less massive.

Front

What is kinetic energy?

Back

The energy an object has due to its motion.

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2

Front

How does kinetic energy change with speed?

Back

Kinetic energy grows by the square of the speed of an object.

Tags

NGSS.MS-PS3-1

Front

What is the formula for kinetic energy?

Back

Kinetic Energy = 1/2 * mass * speed^2.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Front

If an object's speed increases by three times, how many times greater is its kinetic energy?

Back

Nine times.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

Front

What is one reason setting up a wrecking ball is not simple?

Back

They are massive and expensive to move.

Tags

NGSS.MS-ETS1-1

Front

What is force?

Back

A push or pull on an object that can cause it to change its motion.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Front

What is motion?

Back

The change in position of an object over time.

Tags

NGSS.MS-PS2-2