Forces Review

Which law of motion states that an object in motion will stay in motion and an object at rest will stay at rest unless acted upon by an unbalanced force?

• Newton's 1st Law of Motion
• Newton's 2nd Law of Motion
• Newton's 3rd Law of Motion

Which law of motion is explained by the equation:
Force = Mass x Acceleration

• Newton's 1st Law of Motion
• Newton's 2nd Law of Motion
• Newton's 3rd Law of Motion

As the force applied to an object increases, its acceleration______

• decreases
• increases
• stays the same
• does not exist

Tags

NGSS.MS-PS2-2

As the mass of an object decreases, its acceleration _______

• decreases
• increases
• stays the same
• does not exist

Tags

NGSS.MS-PS2-2

A 20 kg bike accelerates at 10 m/s².  what was the force?

• 25 Newtons
• 20 Newtons
• 200 Newtons
• 10 Newtons

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

If an object was accelerating at 5 m/s², and a force of 10 newtons was required to accelerate it, what was the object's mass?

• 50 kg

• 2 kg

• 0.5 kg

• 5 kg

Tags

NGSS.MS-PS2-2

Which type of forces are required to change the velocity of a moving object

• balanced forces
• unbalanced forces
• both balanced and unbalanced forces

Tags

NGSS.MS-PS2-2

If your bike is traveling down the road at a constant 13.5 km/hr what type of forces are acting on it

• balanced forces
• unbalanced forces
• the Force
• both balanced and unbalanced

What type of force is this man using to push his grocery cart?

• Normal Force

• Gravity

• Air Resistance

• Applied Force

Tags

NGSS.HS-PS2-1