Science 2 3rd Quarter

1. What can be used to pick up needles on the floor?

• A. electricity

• B. gravity

• C. magnet

• D. wind

2. What is needed to make things move?

• A. force

• B. ladder

• C. matter

• D. rope

What kind of force is applied when a person moves an object away from him/her?

• A. friction

• B. gravity

• C. pull

• D. push

4. Which of the following shows motion?

• A. pole near the road.

• B. a tall grass near the road.       

• C. a signboard near the road.

• D. a barricade in the middle of the road.

What tells us that an object moved?

• A. change in size

• B. change in color

• C. Change in shape

• D. change in position

6. Which of these is moved by electricity?

• A. computer

• B. gas stove

• C. kite

• D. paddle boat

7. A metal ball and a rubber ball of the same size are rolled across a smooth floor. What causes the metal ball to roll farther?

• A. Its heavier weight

• B. Its smoother surface

• C. the material of the ball

• Its larger size

8. Which surface would cause the least friction for an object moving across it?

• A. carpet

• B. sandpaper

• C. ice

• D. grass

9. The Earth’s pull that makes objects fall to the ground is called_____________.

• A. electric force

• B. force of gravity

• C. energy

• D. magnetic force

10. A reference point is used to:
    
    

• A. measure weight

• B. Describe position and movement
  

• C. Identify colors

• D. count objects