Across
- 4. Anything in our world that has a mass, takes up space and is made of particles.
- 7. The Particle Model of Matter states that all matter is made of ______________.
- 9. If the temperature of a substance increases, its particles will move ___________.
- 10. If the temperature of a substance decreases, its particles will ___________ down.
- 12. A device used for measuring temperature.
- 13. The speed of particles is determined by their _________________ or the amount of thermal energy they have.
- 14. Two wires made of different materials that are twisted together and send an electric current to communicate with the furnace.
- 16. Two different pieces of metal coiled together that turn a furnace on or off by expanding and contracting.
- 17. Once a thermostat feels a change in temperature it will send a _________ to the furnace.
Down
- 1. The Particle Model of Matter states that the particles have __________ between them.
- 2. A thermometer that uses a bimetallic strip attached to a pen that writes on a piece of graph paper attached to a turning drum.
- 3. The temperature scale used in scientific experiments.
- 5. Heat energy.
- 6. The most commonly used temperature scale around the world and the one we use here in Canada.
- 8. If a room is too hot or cold a furnace will __________ by turning on or off.
- 11. A material on a thermostat that feels a change in temperature of a room.
- 15. The Particle Model of Matter states that the particles are always ____________.