Energy Transfer and Transformation

The rock in the picture is pushed over the edge and it begins to fall. Which type of energy conversion is taking place?

• mechanical to heat

• sound to mechanical

• potential to kinetic

• kinetic to potential

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

NGSS.MS-PS3-2

A ball is projected into the air. Where is potential energy the greatest?

• 
• 
• 

Tags

NGSS.MS-PS3-2

A pole vaulter runs forward, plants his pole, rises in the air and lands. Which transfer of energy best represent this motion?

• gravitational potential --> elastic --> kinetic

• kinetic --> gravitational potential --> elastic

• kinetic --> elastic --> gravitational potential

• elastic --> gravitational potential --> kinetic

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

NGSS.MS-PS3-2

Which of the following shows the correct order of the energy transformations that occur when green plants produce their food from the Sun’s energy?

• chemical → thermal

• light → chemical

• thermal → light

• chemical → electrical

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Energy transformations occur when...

• energy is created through conduction
• energy changes from one form to another
• two forces slide together that are touching
• a chemical reaction takes place

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

True or False. Energy cannot be created or destroyed, rather it is transformed from one energy type to another.

• True

• False

Tags

NGSS.MS-PS3-5

Movement of energy from one object to another.

• Heat

• Energy Transfer

• Themal Energy

• Temperature

Tags

NGSS.MS-PS3-5

Which of these has elastic potential energy?

• a vase sitting on a shelf

• a stretched rubber band

• a child moving down a slide

• sugars stored in the molecules of food

Which of these best illustrates chemical potential energy?

• a dog playing fetch

• gasoline in a gas tank

• water moving down a hill

• a skydiver about to jump out of a plane

A hockey player uses her stick to hit a hockey puck. Which statement describes the overall energy transfer?

• Energy is transferred from the stick to the puck.

• Energy is transferred from the player to the puck.

• Energy is transferred from the puck to the player.

• Energy is transferred from the stick to the player.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1