# Forces and magnets

> Grade 3: pushes and pulls, friction on different surfaces, magnets attract some metals, north and south poles, like poles repel.

Source: https://olyclass.com/library/science-g3-forces-magnets-en/

- Subject: Science
- Level: Grade 3
- Quiz: 16
- Play it free on one screen (projector, TV or whiteboard): https://olyclass.com/library?play=science-g3-forces-magnets-en
- Copy and edit it: https://olyclass.com/library?copy=science-g3-forces-magnets-en
- Games it plays well in: [Bowling](https://olyclass.com/classroom-games/bowling/), [Hoop Shot](https://olyclass.com/classroom-games/hoop-shot/), [Penalty Kick](https://olyclass.com/classroom-games/penalty-kick/), [Fishing Pond](https://olyclass.com/classroom-games/fishing-pond/)

## Questions

1. What do we call opening a door by moving it towards you? (A float / A pull / A push / A spin)
   Answer: A pull
2. Which action is a push? (Pressing a doorbell / Pulling a drawer open / Pulling a wagon / Tugging a rope)
   Answer: Pressing a doorbell
3. A force can make a still object start to move.
   Answer: True
4. A toy car rolls fastest across which surface? (Grass / Rough sandpaper / Smooth wood / Thick carpet)
   Answer: Smooth wood
5. What force slows a sliding box as it rubs on the floor? (Friction / Light / Magnetism / Sound)
   Answer: Friction
6. Which has more friction: an icy path or a rough, gravelly path?
   Answer: The rough, gravelly path
7. Which object will a magnet attract? (A plastic cup / A rubber band / A wooden spoon / An iron nail)
   Answer: An iron nail
8. Magnets attract all metals, including aluminium foil.
   Answer: False
9. What are the two ends of a magnet called? (Front and back poles / Hot and cold poles / North and south poles / Top and side poles)
   Answer: North and south poles
10. What happens if you put two north poles close together? (Nothing ever happens / They melt / They pull together / They push apart)
   Answer: They push apart
11. What happens when a north pole is near a south pole?
   Answer: They attract (pull together)
12. Where is a magnet's pulling force usually strongest? (At its poles / Far away from it / In its middle / Nowhere in particular)
   Answer: At its poles
13. Two south poles repel each other.
   Answer: True
14. Why do people spread sand on an icy path?
   Answer: To add friction (grip)
15. A magnet can pull a paper clip through paper. What does this show? (Magnetic force works through some materials / Magnets only work in air / Paper clips are alive / Paper is magnetic)
   Answer: Magnetic force works through some materials
16. Which is NOT a force? (A pull / A push / A shadow / Friction)
   Answer: A shadow