Galileo Based

A 2-kg plant resting on a table applies a force of approximately 20 N downward on the table. Approximately how much force does the table apply to the plant?

• 2 N

• 20 N

• 10 N

• 1 N

A ball is accelerating at a rate of 12 m/s . The ball's mass is 4.5 kg. What is the net force on the ball?

A 2-kg object is moving 6 m/s in a horizontal direction. How much net force is required for this object to continue its state of motion?

Which ball will strike a wall with the most force?

A.a 5-g ball accelerating at a rate of 4 m/s² eastward

B.​a 10-g ball accelerating at a rate of 1 m/s² eastward

C.​a 15-g ball accelerating at a rate of 3 m/s² eastward

D.​a 20-g ball accelerating at a rate of 1 m/s² eastward

Which statement best expresses Newton's first law of motion?

Which object has the greatest acceleration upon impact?

A. ​a 2-g object striking the wall with a force of 16 N

B. ​​a 4-g object striking the wall with a force of 4 N

C. a 6-g object striking the wall with a force of 12 N

D. ​​a 8-g object striking the wall with a force of 8 N