Forces Quiz

Which force opposes the motion of an object?

• gravity

• inertia

• magnetism

• friction

What is the effect of friction on motion?

• Friction has no effect on motion

• Friction accelerates motion

• Friction opposes motion

• Friction causes motion to stop

Which force pulls objects towards the center of the Earth?

• electricity

• gravity

• friction

• magnetism

What happens when two objects with opposite magnetic poles are brought close together?

• They will become neutral.

• They will repel each other.

• They will create a magnetic field.

• They will attract each other.

What is the result of balanced forces acting on an object?

• The object remains at rest or continues to move at a constant velocity.

• The object comes to a stop.

• The object accelerates in the direction of the net force.

• The object moves in a circular path.

Which force causes an object to fall towards the ground?

• gravity

• magnetism

• electricity

• friction

What is the role of magnetism in forces?

• Magnetism has no role in forces.

• Magnetism attracts or repels certain materials and exerts a magnetic force on other objects or particles.

• Magnetism only affects living organisms.

• Magnetism is only relevant in space.

What is any push or pull called?

• Force

• Energy

• Speed

• Acceleration

A soccer ball kicked down the field is:

• a balanced force

• an unbalanced force

• 0 Newtons

• traveling at a constant speed

___________ forces always cause an object's motion to change.

• balanced

• unbalanced

• contact

• non-contact