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10 Questions

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Physics on Force and Its Measurement

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Questions and Answers

What is the correct formula for calculating force?

Force = mass × acceleration (correct)

Force = mass / acceleration

Force = mass - acceleration

Force = mass + acceleration

Force can only change the speed of an object.

False

What unit is force measured in?

Newtons

A dynamometer is a device used to measure __________.

force Signup and view all the answers

Match each effect of force with its description:

Changes direction of motion = Causes a ball to bounce off a wall Changes shape of object = Bends a metal rod when struck Changes speed of object = Increases or decreases a car's velocity Measured in = Newtons (N) Signup and view all the answers

Which of the following best describes a situation where force changes the direction of an object's motion?

A ball bouncing back after hitting a wall. Signup and view all the answers

What happens to a metal rod when struck by a hammer?

It changes shape due to force. Signup and view all the answers

Which statement about the measurement of force is correct?

Force is measured in Newtons. Signup and view all the answers

In which scenario is force responsible for changing an object's speed?

A person pushing a stalled car. Signup and view all the answers

What is the relationship between mass, acceleration, and force?

Force is calculated by multiplying mass and acceleration. Signup and view all the answers