Force Mass and Acceleration

Force is measured in.....

• kg, mg or g

• m/s 2

• m/s

• N

If you increase the mass on an object, its acceleration

• decreases
• stays the same
• also increases
• stops

Tags

NGSS.MS-PS2-2

How much force is needed to accelerate a 3kg skateboard at 5m/s^2. 

• 8N
• 1.6N
• 0.6N
• 15N

Tags

NGSS.MS-PS2-2

How much force is needed to accelerate a 25kg bowling ball at 2m/s². 

• 50N
• 5N
• 12.5N
• 100N

Tags

NGSS.MS-PS2-2

If a 2kg bird is pushed by the wind with a force of 2N, how fast does the bird accelerate?

• 1 m
• 2 m/s²
• 4m/s²
• 1 m/s²

Tags

NGSS.MS-PS2-2

For an object to remain at rest, which of the following must be true? 

• The forces on it are balanced
• There is no friction
• Gravity does not act on it
• The object has no mass

Tags

NGSS.MS-PS2-2

In a car accident, a passenger not wearing a seat belt may crash through a windshield because of his or her inertia.

• False
• True

Tags

NGSS.MS-PS2-2

An object will remain at rest unless a balanced force acts upon it.

• False
• True

Tags

NGSS.MS-PS2-2

What are Newton's 3 Laws? 

• Law of Action-Reaction, Law of Inertia and Law of Velocity
• Law of Speed, Law of Action-Reaction, Law of Force and Acceleration
• Law of Inertia, Law of Force and Acceleration, and Law of Action-Reaction
• Law of Mass and Acceleration, Law of Action-Reaction, and Law of Inertia

Tags

NGSS.MS-PS2-1

Newton's law of motion describes the relationship of force, mass, and acceleration. Write the equation.

• M=F/A
• F=MA
• A= F/M
• All of the above

Tags

NGSS.HS-PS2-1