science 8 quiz

It is a push or a pull on an object.

• motion

• energy

• force

• power

It describes the strength of the force represented by the line in an arrow

• magnitude

• direction

• head

• broken line

The force exerted by the rope on the swing pulling it upward.

• friction force

• normal force

• tension force

• gravitational force

Force that acts on falling objects.

• friction force

• normal force

• tension force

• gravitational force

What forces act on a flower base on top of the table?

• normal force and tension force

• normal force and gravitational force

• tension force and gravitational force

• tension force and friction force

What Law of motion describes the sudden leaning backward movement of the body when the vehicle starts moving.

• Law of Inertia

• Law of Acceleration

• Law of Interaction

• Law of Gravity

Which of the following objects has greater inertia?

• motorcycle

• bicycle

• car

• bus

Among the three objects: basketball ball, golf ball and a ping pong ball, which will fall and hit the ground first when released at the same time and at the same height?

• ball

• golf ball

• ping pong ball

• they will hit the ground at the same time

It is the capacity to do work.

• motion

• force

• energy

• power

Which shows NO work is done in an object?

• lifting a box from the floor

• pushing a grocery cart in the hallway

• carrying a basket while walking

• a falling fruit from the tree