F=ma practice

What net force is required to accelerate a car at a rate of 2 m/s² if the car has a mass of 3,000 kg?

• 2 m/s²

• 6,000 N

• 6,000 kg

• 1,500 N

Tags

NGSS.MS-PS2-2

What force does Mr. Demers need to produce in order to throw his 10 kg bowling ball down an alleyway with an acceleration rate of 3 m/s²?

• 30 N

• 30 m/s²

• 3.33 N

• 0.3 N

Tags

NGSS.MS-PS2-2

What is the mass of a falling rock if it produces a force of 147 N? (assume acceleration of gravity is 9.8 m/s²)

• 15 kg

• 15 N

• 0.067 kg

• 1,440.6 kg

Tags

NGSS.MS-PS2-2

What is the mass of Mr. Sullivan's truck if it produces a force of 14,000 N while accelerating at a rate of 5 m/s²?

• 2,800 kg

• 280 kg

• 70,000 kg

• 2,800 N

Tags

NGSS.MS-PS2-2

What is the acceleration of a softball if it has a mass of 0.5 kg and hits the catcher's glove with a force of 25 N?

• 50 m/s²

• 12.5 m/s²

• 50 N

• 0.2 m/s²

Tags

NGSS.MS-PS2-2

Karen's car has a mass of 2,000 kg. If her car exerts a force of 8,500 N, how fast will it accelerate?

• 4.25 m/s²

• 0.24 m/s²

• 17,000,000 m/s²

• 42.5 m/s²

Tags

NGSS.MS-PS2-2

If a force of 26 N is exerted on two balls, one with a mass of 0.52 kg and the other with a mass of 0.78 kg, which ball will have the greater acceleration? (F=ma)

• The one with a mass of .78 kg will have the greatest acceleration.

• The one with a mass of .52 kg will have the greatest acceleration.

• They will both accelerate at the same rate.

Tags

NGSS.MS-PS2-2

The masses of four objects are given in this table. If all objects are struck with the same amount of force, which one will have the greatest acceleration?

• Object 1
• Object 2
• Object 3
• Object 4

Tags

NGSS.MS-PS2-2

A student pushes a box to right with a force of 10N while a young boy pushes the same box to the left with a force of 8N. If the box weighs 22 kg, what is the acceleration of the box?

• 44 m/s²

• 2N

• 0.09 m/s²

• 220 m/s²

Tags

NGSS.MS-PS2-2

Your car has a mass of 2500 kg and a force of 5000 N. How fast will it accelerate?

• 20 m/s²

• 0.5 m/s²

• 2 m/s²

• 120 N

Tags

NGSS.MS-PS2-2