Across
- 4. A form of kinetic energy created when objects vibrate.
- 7. A form of energy given to an object causing particles increase in temperature
- 11. The principle of conservation of energy says that energy cannot be created or destroyed, but only ____________ from one form to another.
- 12. The first name of the scientist that had a particular interest in energy conversions
- 13. The main source of our energy.
- 14. Chemical energy in plants is converted to either chemical energy in a natural gas, alcohol or heat energy by burning.
- 15. Energy __________ is to avoid wasting energy to ensure it is available for future generations
- 18. A non-renewable energy source that are made of the remains of plants and animals.
- 20. The potential energy of the water is converted to kinetic energy in a turbine and then into electrical energy in a generator.
- 21. An energy source that will never be used up.
Down
- 1. When energy is converted to a less useful form.
- 2. The unit for energy.
- 3. The ability to do work
- 4. The use of a resource so that it does not run out.
- 5. A form of energy that an object has due to its position or shape.
- 6. The nucleus of an atom has a huge amount of stored energy.
- 8. An energy source that will not be regenerated in our lifetime.
- 9. This is the energy of an object that is in motion.
- 10. A form of energy that is found in food.
- 13. The diagram that shows the flow of energy entering and leaving a device.
- 16. Work = __________ x distance.
- 17. The energy used to do a task.
- 19. This is energy from the sun that provides energy for plants to grow.