Energy, Forces and Simple Machines
Across
- 3. This is done whenever an object is moved or is forced to change shape
- 5. The simple machine used to increase or decrease effort
- 7. Machines that have a single or no moving parts
- 10. Simple machines provide us with a __________ advantage, to make our work simpler
- 12. A simple machine that does not move to accomplish its task
- 15. Simple machines can change the _________ of force
- 16. decreasing the effort required, simple machines ________ the distance over which it is applied
Down
- 1. Stored energy possessed by an object
- 2. A simple machine used to cut through things
- 3. Simple machine found in a door knob
- 4. Where most of the energy on Earth originates from
- 6. When we conserve energy and use it wisely, it is known as being energy _________
- 7. Converts rotational motion to linear motion
- 8. Energy stored within a substance such as fuel or food that may be released when the substance is burnt or digested
- 9. Energy that causes particles to move
- 11. Unit of meaurement for energy
- 13. There are ____ kinds of simple machines
- 14. The ability to make change happen, different forms include heat light and sound