Physics

An abject will remain in motion until a force is applied on it

• True

• False

According to Newton's first law of motion, an object at rest will remain at rest unless acted upon by a

• Force

• Friction

Which of the following is an example of an object in motion?

• A stationary car

• A moving train

According to Newton's second law of motion, the acceleration of an object is directly proportional to the

• Mass of the object

• Volume of the object

Friction is a force that opposes the motion of an object

• True

• False

What is the SI unit of force?

• Newton

• Watt

What is the formula to calculate force according to Newton's second law of motion?

• Force = Mass x Acceleration

• Force = Mass / Acceleration

Which of the following is an example of an external force acting on an object?

• Gravity

• Friction

What happens to the acceleration of an object if the force acting on it is doubled?

• The acceleration is halved

• The acceleration is doubled