click below
click below
Normal Size Small Size show me how
Sem B Unit 4
Physical Science 9
Term | Definition |
---|---|
critical thinking skills | reasoning effectively to solve problems |
energy | ability to do work |
energy transfer | movement of kinetic energy from one object to another |
Joule | amount of work done when a force of one Newton moves an object one meter |
kinetic energy | energy of motion |
Law of Conservation of Energy | law that states that energy cannot be created or destroyed, but only changed from one form into another |
mass | measure of the amount of matter in an object |
mechanical energy | the sum of potential and kinetic energies |
potential energy | energy stored in an object in the bonds between the atoms in its molecules or gained because of its position relative to the earth |
speed | distance traveled per unit of time, how fast an object is moving |
velocity | rate at which an object is traveling in a particular direction |
work | force acting upon an object, causing a displacement |