Force and Motion

What force opposes the motion of a car on a road?

• Friction

• Acceleration

• Gravity

• Inertia

What force causes an apple to fall to the ground?

• electromagnetism

• centrifugal force

• gravity

• magnetism

What force is responsible for the attraction or repulsion between two magnets?

• Magnetic force

• Friction force

• Gravity force

• Electrical force

Name the force that allows a magnet to attract or repel another magnet.

• gravity force

• magnetic force

• friction force

• electrical force

What is the force that resists the motion of a car when driving on the road?

• Gravity

• Buoyancy

• Magnetism

• Friction

What force allows a person to lift a heavy object using a lever?

• Friction force

• Gravity force

• Mechanical advantage

• Leverage force

Name the simple machine that is used to lift heavy objects in construction sites.

• Lever

• Pulley

• Screw

• Inclined plane

What type of simple machine is a seesaw?

• lever

• wheel and axle

• inclined plane

• pulley

What type of simple machine is a pair of scissors?

• inclined plane

• pulley

• lever

• wheel and axle

What type of simple machine is a ramp?

• Horizontal plane

• Vertical plane

• Curved plane

• Inclined plane