Science 3

What happens when like poles are placed near each other?

When do you need friction?

When can we say that an object has moved?

• a. It stays in its position.

• b. Its position changes.

• c. It changes its reference point.

• d. None of the above

It is a source of light that borrows its light from the sun.

• a. star

• b. moon

• c. candle

• d. lamp

Which situation shows that force is applied?

• a. a cat sleeping

• b. books in the shelf

• c. a ball under the table

• d. a rubber band is stretched

What happened when force is applied to an object at rest?

• a. It will stay in motion.

• b. It will be at rest.

• c. It will move and change direction.

• d. It will not move.

Which statement if FALSE?

• a. Force can set things in motion

• b. Force cannot stop fast moving objects.

• c. Force can stop moving objects.

• d. Force can change the direction of moving objects.

Which of the following objects will need greater force to move?

• a. a log of a tree

• b. a small plastic chain

• c. a thick Science book

• d. a plastic chair

It is the primary source of light.

• a. Flashlight

• b. Lighter

• c. Stars

• d. Sun

What is the use of a reference point?

• a. It tells the amount of force exerted.

• b. It helps us determine the distance of the object.

• c. It helps determine the direction of the object.

• d. both b and c