Physics crossword

2. is a scalar quantity that refers to "how fast an object is moving." Speed can be thought of as the rate at which an object covers distance
6. of an object is the force acting on the object due to gravity. Some standard textbooks define weight as a vector quantity,
7. ability to do work, which is the ability to exert a force causing displacement of an object
8. is a numerical measurement of how far apart objects or points are
9. the principle by which the total value of a physical quantity or parameter (such as energy, mass, linear or angular momentum) remains constant in a system
10. indicate things that are in a state where they are able to change in ways ranging from the simple release of energy by objects to the realization of abilities in people.
12. comparison of the energy output to the energy input in a given system
15. property of a body by virtue of which it opposes any agency that attempts to put it in motion or, if it is moving, to change the magnitude or direction of its velocity. In
16. the universal force of attraction acting between all matter.
18. a state of balance between opposing forces or actions. 2 : the normal bal

1. force, velocity, or other vector quantity which is equivalent to the combined effect of two or more component vectors acting at the same point.
3. vector quantity that refers to "how far out of place an object is"; it is the object's overall change in position.
4. form of energy that an object or a particle has by reason of its motion
5. a vector quantity that refers to "the rate at which an object changes its position."
11. rate at which velocity changes with time, in terms of both speed and direction.
13. vector quantity that refers to "how far out of place an object is"; it is the object's overall change in position.
14. quantitative measure of inertia, a fundamental property of all matter.
17. is an influence that can change the motion of an object.can cause an object with mass to change its velocity, i.e., to accelerate.