Forces Review

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

• Normal Force

• Gravity

• Air Resistance

• Applied Force

What is the net force?

• 3 N

• 3 N, right

• 17 N, right

• 3 N, left

What is the net force?

• 20 N 
• 0 N 
• 400 N 
• 40 N 

What is the unit to MEASURE force?

• Kilogram

• Meter

• Pounds

• Newton

Calculate the Net Force. 

• 60N, Left 
• 40N, Right 
• 0N
• 60N, Right

Compare to your weight and mass on Earth to if you were on the moon (1/16th the gravity)

• your weight would be less, but mass would remain the same

• your weight and mass would both be less

• your weight would increase, but your mass would remain the same

• your weight would remain the same, but your mass would decrease

A safe has a weight of 600N on Jupiter, which has a gravitational pull of 30 m/s/s. What is the mass of the safe?

• 0.05 kg

• 20 kg

• 630 kg

• 1800 kg

A tow truck pulls a 1,500 kg car with a net force of 2,000N. What is the acceleration of the car?

• 0.001 m/s/s

• 1.33 m/s/s

• 0.75 m/s/s

A box is being pulled up using 150 N of force and being pulled down using 150 N of force. In which direction will the box move and what will the net force acting on the box be?

• Up, 150 N

• Down, 150 N

• Up, 300 N

• Down, 300 N

• No change in movement, 0N

Name the missing force...

• applied force
• weight force
• tension force
• drag