Force, Motion, Energy

A child is running on a soft carpet and falls. A burn appears on the child's knee. What is most likely the reason?

• The carpet was so hot that it burned the child.

• Friction caused the child's knee to burn.

• The child was too hot while they were running.

A boy rubs wax on his snowboard, so it will go down the mountain faster. Which science fact is he proving?

• Smooth, slippery items have less friction

• Smooth, slippery items have more friction

A family went grocery shopping and split the shopping list to make the shopping go faster. Each person pushed their item in a shopping cart. Who had to use the LEAST amount of force to push their cart?

• A girl went to get a bag of chips.

• Mom went to get a large bag of dog food.

• Dad went to get 8 gallons of milk.

Tags

NGSS.MS-PS2-2

What kind of energy does an apple hanging on a tree limb have?

• Potential Energy

• Kinetic Energy

Tags

NGSS.MS-PS3-2

What are examples of kinetic energy? (Check ALL that apply)

• A girl riding a bike.

• A man standing on the porch.

• A boy doing a cartwheel.

• A boy going down a hill on a sled.

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-4

NGSS.MS-PS3-5

Energy...

• can be created and destroyed.

• can NOT be created nor destroyed.

Tags

NGSS.MS-PS1-5

When a ball is kicked across a grassy, empty field, what force eventually stops the ball?

• Mass

• Potential Energy

• Friction

Which of these best shows kinetic energy?

• 
• 
• 

Tags

NGSS.MS-PS3-1

NGSS.MS-PS3-5

If an equal force is applied, or I push them all the same, which object will move the farthest?

• Ping pong ball

• Bowling ball

• Basketball

Tags

NGSS.MS-PS2-2

A book on a table has potential energy.

• True

• False

Tags

NGSS.MS-PS3-2