SCIENCE

2. The product of force and displacement.
3. "Father of Passive Safety"
6. Smaller unit of Joule
7. First experimented the nature of heat.
10. Known as combined cooling, heating and power.
11. It is always conserved in all types of Collision.
13. A device that converts heat energy to mechanical work.
15. A truck accelerates uniformly from 12m/s to 30m/s in 2s. Determine the force of the car.
16. Forces which particle of system exert on one another.
17. When two or more bodies come in contact with each other.
18. Study of transformation of energy in various forms.
19. A centimeter-gram-second unit of force.

1. Force needed to produce a unit of elongation or compression of a spring or rubber.
4. The ability/capacity to do work.
5. Force pulling you to the center.
8. When the object is launched horizontally, the angle of projection is ____.
9. Experimentally determined the mechanical work needed to produce a given amount of heat.
12. The path of projectile which follows a parabola.
14. Momentum has equivalent units of ______.
18. A man pulls his wooden cart with a distance of 24m and has a done a total work of 480j. Find the force exerted by the boy.