Term
|
Definition
| enegry to an object by the application of a force that causes the object to move in the direction of force |
|
|
Term
|
Definition
(N.M) SI unit called joules (j) |
|
|
Term
|
Definition
| a quanitiy that measures the rate at which work is done or enegery is transformed |
|
|
Term
|
Definition
|
|
Term
|
Definition
| machines make force greater by decreasing the distance over which force is applied. |
|
|
Term
|
Definition
| a quanity that expresses how much a machine multiplies force or distance |
|
|
Term
|
Definition
| ne of the six basic types of machines which are the basis for all other forms of machines |
|
|
Term
|
Definition
| lever family and inclined plane family |
|
|
Term
|
Definition
| first class levers, second class levers and third class levers |
|
|
Term
|
Definition
| multiple pullesy are sometimes combined into a single unit. |
|
|
Term
|
Definition
| machine made of more than one simple machine |
|
|
Term
|
Definition
|
|
Term
|
Definition
| the energy that an object has because of the position, shape or condition of the object |
|
|
Term
| gravitational potential energy |
|
Definition
| 2 or more objects seperated by vertical distance |
|
|
Term
|
Definition
| weight of the object in newtons |
|
|
Term
|
Definition
| the enrgy of an object due to the object's motion |
|
|
Term
|
Definition
|
|
Term
|
Definition
| the amount of work an object can do because of the object's kinetic energy abd potential energies |
|
|
Term
|
Definition
| energy that lies at the level of the atom |
|
|
Term
|
Definition
| to release nuclear energy |
|
|
Term
|
Definition
| location of charged particles |
|
|
Term
|
Definition
| made up of electric and magnetic fields |
|
|
Term
| law of conservation of energy |
|
Definition
| energy cannot be created or destroyed |
|
|
Term
| first law of thermodynamics |
|
Definition
| no ernergy is transferred as heat or as work. mechanical energy is not conserved |
|
|
Term
|
Definition
| energy and matter is exchanged with the surroundings |
|
|
Term
|
Definition
|
|
Term
|
Definition
| energy nor matter is exchanged |
|
|
Term
|
Definition
| a quanitity usually expressed as a percentage that measures the ratio of useful work output to work input |
|
|
Term
|
Definition
| a machine desgined to keep going forevr witho any input of energy |
|
|
