Quiz Review U2M1L3 Force Pairs

When you push a pole downward on Earth to make a pole vault, Earth exerts an UNequal force on the pole.

• TRUE

• FALSE

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

If you push on a building with a force of 50 N, the force acting on you from the building is which of the following?

• 0 N

• 50 N

• -50 N

• Buildings cannot push back

Tags

NGSS.MS-PS2-1

The statement "for every action, there is an equal but opposite reaction" is a statement of ____.

• the law of conservation of momentum

• Newton's first law

• Newton's second law

• Newton's third law

Tags

NGSS.MS-PS2-1

When a tennis ball bounces off a racket, the force of the racket on the ball equals the force of the ball on the racket.

• True

• False

Tags

NGSS.MS-PS2-1

Pick the best example of Newton’s third law of motion in action.

• A parachute pushes down on the air and the air pushes up in the opposite direction.

• A soccer ball comes to a stop because friction is pulling it in the opposite direction.

• An planet moving around the Sun while being pulled toward the Sun.

• A dancer spinning because there are no forces acting on it.

Tags

NGSS.MS-PS2-1

Based on Newton's third law of motion, when a person on a wagon throws a heavy concrete block to the west, the person will be pushed to the ___________ .

• North

• South

• East

• West

Tags

NGSS.MS-PS2-1

If you throw a ball at the ground, the ground exerts a force on the ball. The ball exerts no force on the ground.

• True

• False

Tags

NGSS.MS-PS2-1

Emma sits on a bench in the park.

Which of the following correctly names force pairs?

• Emma pushes on the bench, and the bench pushes on Earth.

• Earth pulls on Emma, and Emma pulls on Earth

• The bench pushes on the Earth, and Earth pulls on the Emma.

What would happen if he released MORE water out of the jetpack?

• He would fly higher

• He would fly lower

• He would go under the water

• He would fly sideways

Tags

NGSS.MS-PS2-1

NGSS.MS-PS2-2

How are action and reaction force pairs and balanced forces related?

• All forces cancel out in both

• Action/Reaction forces are in the same direction and Balanced Forces are opposites.

• Action/Reaction forces are opposite directions and Balanced Forces are the same direction.

• Action/Reaction forces act on 2 objects while Balanced Forces act on one object