Magnets
Across
- 7. a force that attracts or repels certain metals, caused by the motion of electric charges in atoms or currents.
- 8. A type of magnet that can be turned on and off using electricity
- 9. charges can be either positive or negative. opposites attract and the same charges repel.
- 10. when you apply current to a ________, it produces a magnetic effect or field around it, which interacts with the permanent magnet placed next to it.
- 12. when magnets with different charges come together we say they _____ or come together.
Down
- 1. materials that are repelled by a magnetic field.
- 2. the place on a magnet where the magnetic field is the strongest.
- 3. when magnets with the same charges come together we say they _________ or push each other apart.
- 4. form of energy that involves the movement of tiny particles called electrons, which have a negative charge.
- 5. an object that produces a magnetic field.
- 6. a black liquid made up of ultra tiny pieces of iron mixed in oil. it changes shape in the presence of a magnetic field.
- 11. electricity a type of electricity that can be used to push or pull things at a distance. It is typically made by friction and causes things like dust to be attracted to you.