Force - Section 4.1 Quiz

Welcome to another ScienceSource practice quiz!
Pick the best answer for each question.
Your score will decrease with every wrong guess. If you guess wrong 3 times on a question, you will receive no points.
Get every answer correct the first time to score 100%. Good luck!
If you wish to try the quiz again, just click the "reload" button in your browser.

Home | Back to Unit B

When you have completed the quiz, your score will appear here--->

What is not a good example of a mechanical system?
1. Soapstone sculpture
2. Human body
3. Bicycle
4. Teeter-totter
What is not a good example of a contact force?
1. A magnet attracting iron filings
2. A racket hitting a ball
3. A hockey puck sliding across a floor
4. A hurricane blowing down trees
What is the name of the type of force that must touch the object that it pushes or pulls?
1. Contact force
2. Action force
3. Mechanical force
4. Magnetic force
Which is not an example of an action-at-a-distance force?
1. Friction
2. Gravity
3. Magnetism
4. Electricity
What is gravity?
1. The attraction of two or more masses to each other
2. The force of weight on any object
3. An action-at-a-distance force that requires air as a medium
4. The repulsion of any mass against a vacuum
Which statement about mass is true?
1. An astronaut would weigh more on a planet with a higher mass than Earth
2. If the moon had an atmosphere, objects there would weigh the same as they do on Earth
3. An astronaut's mass depends on the gravitational field in which he exists
4. The force of gravity depends on mass but not distance
What is the same thing as the force of gravity?
1. Weight
2. Friction
3. Energy
4. Mass
Units of force are measured in
1. newtons.
2. newton/kilograms.
3. joules.
4. kilogram/square metres.
The value of 9.8 N/kg
1. is the Earth's gravitational field at sea level.
2. is symbolized by J.
3. is the mass of a 1.0 kg object.
4. can be applied to any planet this solar system.
What is the weight of a 5 kg cat?
1. 49 N
2. 5 kg
3. 1 N
4. 9.8 N/kg