Year 8 Energy

A Force can Push, Pull and .....

• Turn

• Twist

• Roll

• Bump

Which of the following is not correct, A force can...

• change an object shape

• change an objects colour

• change an objects direction

• speed up or slow down an object

What is a contact force.

• A force that touches an object

• A force that doesn't touch the object

If an object is accelerating it is...

• speeding up

• slowing down

• staying still

• changing direction

If something is elastic it can....

• Change it's shape permanently

• Change it's colour permanently

• Return to it's original shape

• Return to it's original colour

How will this object move? 

• It won't move. 
• It will move to the right. 
• It will move to the left. 
• It will move in both directions. 

Tags

NGSS.HS-PS2-1

NGSS.HS-PS2-2

A force is applied when you throw a frisbee to a friend. The effect of the force is to:

• Stop the frisbee from moving

• Cause the frisbee to start moving

• Change the shape of the frisbee

• Slow down the movement of the frisbee

The bird in the image on the right shows four forces acting on it. As a result of these forces it will:

• Move down

• Slow down

• Speed up to the right

• Move up

The forces in this diagram are:

• Balanced

• Unbalanced

Energy of motion is which type of energy?

• Potential
• Kinetic
• Sound
• Gravitational

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5