Science Crossword
Across
- 2. its a inclided plane wrapped around a cylinder or cone to form a spiral
- 4. the us of force to move an object over a distance
- 6. advantage its the number of times a machine multiplies the input force
- 8. energy energy that is stored in the chemical compostion of matter
- 9. rate of motion
- 11. an act or instance of going or moving around
- 12. point a location to which another location is compared
- 13. a measure of how much matter an object is made of
- 14. a force that resists the motion between two surface two surfaces in contact
- 16. the standard unit of force in the International System of Units (SI), equal to the force that produces an acceleration of one meter per second per second on a mass of one kilogram
- 18. a change of position over time
- 19. its a solid bar that rotates, or turns, around a fixed point
- 21. plane a ramp
- 24. energy Stored energy
- 25. its a wheel with a grooved rim and a rope or cable that rides in the groove
Down
- 1. a push or pull;something that changes the motion of an object
- 3. and axle it is a simple machine made made of a wheel attached to a shaft, or a axle
- 5. it is any device that hepls people do work
- 6. a measure of mass in motion
- 7. the rate at which velocity changes over time
- 10. machine they're the six machines on which all other mechanical machines are based
- 15. the resistance of an object to a change in the speed or the direction of its motion
- 17. it is a simple machine that has a thick end and a thin end
- 20. a speed in a specific direction
- 22. energy the energy of motion
- 23. the force that objects exert on each other because of their masses