Force & Motion Quiz

5. An experiment is conducted to measure the amount of force required to push a square cardboard box from one side of the room to the other side. What variable is likely to lessen the force required?

• A. Adding several heavy weights to the box

• B. Tipping the box onto its side

• C. Adding another box on top

• D. Placing the box onto a wheeled cart

Which of the following is the unit of force in the International System of Units (SI)?

• Joule

• Newton

• Pascal

• Watt

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

Which of the following statements is true about an object in uniform motion?

• The object is accelerating.

• The object is moving with a constant speed in a straight line.

• The object is at rest.

• The object is moving in a circular path.

If an object is moving with a constant velocity, what can be said about the net force acting on it?

• The net force is zero.

• The net force is equal to the object's weight.

• The net force is equal to the object's mass.

• The net force is equal to the object's acceleration.

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

• Gravitational force

• Magnetic force

• Frictional force

• Electrostatic force

What is the effect of an unbalanced force acting on an object?

• The object will remain at rest.

• The object will move with a constant velocity.

• The object will accelerate.

• The object will decelerate.

Which of the following quantities is a vector?

• Speed

• Distance

• Time

• Velocity