NEWTON'S LAWS OF MOTION

Kicking a soccer ball is a contact force

• TRUE

• FALSE

The iron pins that are attracted by a magnet is a field force

• TRUE

• FALSE

Pushing a car along the road is a gravitational force.

• TRUE

• FALSE

When a comb is rubbed on dry hair, it gets charged.

• TRUE

• FALSE

A spring that is being stretched by a lady is a magnetic force.

• TRUE

• FALSE

Franzen successfully hit the baseball with a total force of 150N. If she was able to hit the ball with her arm coming from her left, how much force did the baseball receive?

• 150N

• 500N

• 100N

• 75N

Jennifer has a car that accelerates at 12.5m/s². If the car has a mass of 1 542 kg, how much force does the car produce?

• 19 275N

• 17 430 N

• 15 002 N

• 14 525 N

A crate is dragged across an ice-covered lake. The box accelerates at 0.08 m/s² and is pulled by a 47 N force. What is the mass of the box?

• 184.47 kg

• 290.32 kg

• 489.30 kg

• 587.50 kg

A 68 kg runner exerts a force of 59 N. What is the acceleration of the runner?

• 0.87 m/s²

• 2.56 m/s²

• 4.73 m/s²

• 2.56 m/s²

A speed boat in the water experiences an acceleration of 0.524 m/s². The boat's mass is 842 kg. What is the force that the boat's engines are putting out?

• 245.03 N

• 441.21 N

• 539.78 N

• 659.28 N