Across
- 4. are devices that make your everyday tasks easier.
- 5. is an inclined plane or two inclined planes that meet each other to form a sharp edge.
- 7. FORCE is the force you apply on the machine
- 8. MACHINE factories, on the other hand, use machines with two or more simple machines working together.
- 10. MACHINE consists of two simple machines put together.
- 12. is a straight or curved rigid bar that is free to turn about a fixed point. All levers have three locations of interest:
- 13. energy from the sun reaches the earth in the form of radiant energy that travels by electromagnetic waves.
- 15. resistance that one surface or object encounters when moving over another
- 16. the quality of being hot, high temperature.
- 17. FORCE as you apply force, you perform work.
- 18. PLANE is a plane tilted at an angle, with one end higher that the other.
Down
- 1. energy of moving object
- 2. AND AXLE is a machine that has a small disk or shaft.
- 3. vibration that travel through the air or another medium and can be heard when they reach a person’s or animals ear.
- 6. is actually a spiral inclined plane. It is composed of a cylindrical body with a spiral ridge.
- 9. is a grooved wheel that turns around an axle which is held in place by a mounting bracket.
- 11. energy that can make an object move.
- 14. force that attracts a body toward the center of the earth or toward any other physical body having mass