Physics Unit 1

Energy

joules

Unit of energy in the International System of Units (SI).

time

a measure of duration in physics, often quantified in seconds.

efficient

describes the ability to achieve maximum productivity with minimum wasted effort or expense.

watts

The unit of power is measure.

power

the rate at which work is done or energy is transferred or converted.

mass

A measure of the amount of matter in an object, typically expressed in kilograms.

kilocalories

A unit of energy equivalent to 1,000 calories, commonly used to measure food energy.

joule second

A unit of energy defined as the amount of heat required to raise the temperature of one gram of water by one degree Celsius.

minute

A unit of time equal to 60 seconds.

initial

The speed of an object at the start of observation.

final

The speed of an object at the end of observation.

Thermal Energy

The total kinetic and potential energy, related to its temperature.

Gravitational Energy

The potential energy possessed by an object due to the height above a reference point.