Quiz on Forces

What instrument is used to measure force?

• Thermometer

• Newton meter

• Barometer

• Ruler

What is the force that opposes motion between two surfaces in contact?

• Thrust

• Friction

• Weight

• Support

What is the force that propels an object forward?

• Thrust

• Friction

• Weight

• Support

Which force is responsible for keeping objects on the ground?

• Thrust

• Friction

• Gravity

• Support

What is an example of a pulling force?

• Kicking a ball

• Towing a trailer

• Throwing a frisbee

• Pushing a door

How much force is needed to move a 1 kg object at an acceleration of 1 m/s²?

• 1 Newton

• 2 Newtons

• 5 Newtons

• 10 Newtons

What two characteristics do forces have?

• Size and color

• Size and direction

• Direction and temperature

• Temperature and color

In what unit is the magnitude of a force measured?

• Joules

• Watts

• Newtons

• Pascals

Which of the following is an example of a contact force?

• Gravity pulling an apple down

• A magnet attracting a nail

• A hockey stick hitting a puck

• The wind blowing leaves

Which of the following is NOT a non-contact force?

• Magnetism

• Gravity

• Friction

• Electric force