Newton's 2nd Law: F = ma

A 3.5kg object experiences an acceleration of 0.5 m/s². What net force does the object experience?

• 1.5 N

• 1.75 N

• 3.5 N

• 7 N

Tags

NGSS.MS-PS2-2

What force is required to accelerate a 1000 kg sports car at 6 m/s²?

• 10 N

• 60 N

• 600 N

• 6000 N

Tags

NGSS.MS-PS2-2

A 12 N net force acts on 36 kg object? How much does it accelerate?

• 0.33 m/s²

• 0.50 m/s²

• 1.0 m/s²

• 3.0 m/s²

Tags

NGSS.MS-PS2-2

A bat strikes a 0.145 kg baseball with force of 5800 N. What acceleration does the baseball experience?

• 10 m/s²

• 5800 m/s²

• 10000 m/s²

• 40000 m/s²

Tags

NGSS.MS-PS2-2

An electric model train is acceleration at a rate of 8 m/s² by a 12 N force? What is the mass of the train?

• 1.5 kg

• 3 kg

• 4.5 kg

• 9 kg

Tags

NGSS.MS-PS2-2

An Olympic sprinter accelerates at a rate of 3m/s² by applying a force of 189 N. What is the runner's mass?

• 18 kg

• 35 kg

• 63 kg

• 126 kg

Tags

NGSS.MS-PS2-2

How much net force is required to accelerate a 0.5 kg toy car, initially at rest to a velocity of 2.4 m/s in 6s?

• 0.1 N

• 0.2 N

• 1.2 N

• 2.4 N

Tags

NGSS.MS-PS2-2

A net force F accelerates a mass m with an acceleration a. If the same net force is applied to mass 2m, then the acceleration will be ______________.

• 4a

• 2a

• a/2

• a/4

Tags

NGSS.MS-PS2-2

A net force F accelerates a mass m with an acceleration a. If the same net force is applied to mass m/2, then the acceleration will be __________.

• 4a

• 2a

• a/2

• a/4

Tags

NGSS.MS-PS2-2

A constant net force acts on an object. The object moves with __________

• constant acceleration

• constant speed

• constant velocity

• increasing acceleration

Tags

NGSS.MS-PS2-2