S1 Big Test Revision
Across
- 2. Water ______ at zero degrees
- 3. Unit of energy
- 5. These are good conductors of heat
- 6. Energy can be ___________
- 9. The planet closest to the sun
- 17. Everything that exists, including planets, stars, galaxies and all forms of matter and energy.
- 19. Bad conductors of heat are called ________
- 24. The energy associated with movement
- 26. A collection of billions of stars
- 27. Transfer of heat through a solid
- 28. Convection occurs in ________
- 29. Seasons occur because the earth is ______
- 30. When our side of the earth is facing away from the sun it is ______
- 31. Temperature is measured in degrees _______
Down
- 1. Like poles of a magnet ______ each other
- 3. The largest planet in the solar system
- 4. A huge ball of burning gas
- 7. Energy cannot be created or _________
- 8. A stretched spring has _______ energy
- 10. A ferromagnetic material
- 11. Hot fluids _____ because they are less dense
- 12. Cool fluids sink because they are _______ that the surroundings
- 13. Objects above the ground have ____________ energy
- 14. When something cools it _______
- 15. _______ is the ability to do work
- 16. Unlike pole of a magnet _______
- 18. The heat transfer that can travel in a vacuum
- 20. A small rocky object that orbits the sun
- 21. When something is heated it _______
- 22. This colour that absorbs the most radiation
- 23. The colour that reflects the most radiation
- 25. Hot objects emit this type of radiation
- 32. Magnetic field lines always point towards the _______ pole