Across
- 3. THEORY, an explanation of what matter is made of and how it behaves
- 5. the energy released when the particles of pure substances like uranium split apart
- 11. EXPANSION an increase in the volume of a substance caused by heating
- 14. the transfer of thermal energy by circulating particles
- 15. the transfer of thermal energy through contact
- 16. the transfer of energy from the particles of a warmer object to the particles of a cooler object
- 17. a measure of the average kinetic energy of the particles of a substance
- 19. radiant energy produced at the Sun’s outer surface and radiated out into space
Down
- 1. GASES water vapour, carbon dioxide, methane, and nitrous oxide
- 2. EFFECT rise in temperature resulting from certain gases in the lower atmosphere trapping radiant energy
- 4. ENERGY energy that all moving objects possess
- 6. source of energy that is not as common as conventional
- 7. water used to drive a turbine that powers a generator
- 8. DIOXIDE a colourless, odourless gas produced by burning organic compounds and by respiration
- 9. the transfer of energy by means of electromagnetic waves
- 10. energy contained below Earth’s surface
- 12. WARMING an increase in Earth’s global temperature due to changes in the atmosphere
- 13. a liquid fuel, such as ethanol, produced from plant or animal material
- 18. rock that is formed when heat and pressure change existing rock