Energy and Heat Transfer

Holding a basketball at the top of a ramp.

• Potential energy

• Kinetic energy

Tags

NGSS.MS-PS3-2

A snowball sits at the top of the hill. Which of the following changes will increase the kinetic energy of the snowball?

• Additional snow falls on the snowball, increasing its mass.

• The weather warms and the snowball melts, decreasing its mass.

• The snowball is moved and now sits on a hill that is higher.

• The snowball is pushed and rolls down the hill, gaining speed.

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-1

Which of the following best demonstrates kinetic energy?

• A ball rolling down a hill.

• A book laying on a desk.

• A stereo sitting on a table.

• A sheet hanging over a chair.

Tags

NGSS.MS-PS3-1

Maria is investigating the gravitational potential energy of objects. She wants to increase the gravitational potential energy of a box sitting on a table. What should she do?

• Drop the box on the floor.

• Place the box on a higher shelf.

• Slide the box across the table.

• Lower the box to the chair near the table.

Tags

NGSS.MS-PS3-2

Potential energy is ____________.

• Stored energy.

• Energy due to motion.

• Visible light that we can see.

• Due to an electrical current.

Tags

NGSS.MS-PS3-2

Energy that is stored by compressing or stretching an object.

• Gravitational potential energy.

• Elastic potential energy.

• Chemical potential energy.

• Light energy

Energy can be classified by the motion of objects or the way in which the energy is stored.

• True

• False

Tags

NGSS.MS-PS3-2

Energy produced when a rise in temperature causes atoms and molecules to move faster and collide with each other.

• Thermal energy

• Electrical energy

• Light energy

• Potential energy

Tags

NGSS.MS-PS1-4

Whenever energy is transferred from one form to another, the total amount of energy is unchanged.

• True

• False

Tags

NGSS.MS-PS3-5

NGSS.MS-PS3-4

Energy can be created or destroyed.

• True

• False

Tags

NGSS.HS-PS3-1

NGSS.HS-PS3-2