Forms of Energy - Unit 4

The ability to do work or cause change is

• heat
• light
• energy
• mechanical energy

Tags

NGSS.MS-PS3-5

Which of these is an example of a pull?

• A baseball player throws a ball.
• One magnet repels another magnet.
• An apple falls from a tree to the ground.
• A soccer player kicks the ball toward the goal.

Tags

NGSS.5-PS2-1

Rose and Gloria are pushing a ball at the same time. Why is the ball not moving?

• They are both pushing the ball in the same direction.
• They are both pushing the ball in different directions.
• They are both pushing the ball with unequal forces.
• They are both pushing the ball with equal forces.

Tags

NGSS.MS-PS2-2

Ken and Steve pull as hard as they can on either end of the rope. What makes the rope slowly move toward Ken?

• Ken is using more force than Steve to pull the rope.
• Ken is moving in the opposite direction from Steve.
• Ken's end of the rope has more mass than Steve's end.
• Ken's end of the rope has less friction than Steve's end.

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

Susan wants to know a race car's speed. She knows the distance the car travels on the track. What else does Susan need to know to figure out the race car's speed?

• the force of gravity on the race car
• the mass of the race car
• the time it takes to complete the race
• the amount of friction on the racetrack

Dave rolls a toy car on a tile floor and on a carpet. What causes the car to roll more slowly on the carpet?

• There is less friction on the carpet.
• There is more friction on the carpet.
• The force of gravity is weaker on the carpet.
• The force of gravity is stronger on the carpet.

Tags

NGSS.MS-PS2-2

An objects stored energy (potential) plus its energy of motion (kinetic) is

• heat
• chemical energy
• energy
• mechanical energy

Tags

NGSS.MS-PS3-2

The flow of energy from a warmer object to a cooler object

• heat
• light
• chemical energy
• mechanical energy

Tags

NGSS.MS-PS3-3

NGSS.MS-PS3-4

The energy stored inside of a substance is

• light
• heat
• chemical energy
• mechanical energy

The energy that can be seen is

• light
• energy
• heat
• stored energy

Tags

NGSS.MS-PS4-2