Applied Physics Ch 1

Sets of units of measurement for length, weight, and other quantities defined in a way that is useful to a large number of people

Systeme International d'Unites

Kilogram, second, kelvin, mole, meter (metre), liter (litre), watt, joule

A man who is often credited for originating the metric system

A useful method of expressing such very small or large numbers

10⁴

Meter/metre(m)

An expression used to change from one unit or set of units to another example: Meter to Centimeter

The number of square units that it contains

The number of cubic units that it contains

The quantity of material making up the object

Kilogram (kg)

A measure of the gravitational force or pull acting on it

Newton (N)

An instrument containing a spring with a pointer attached to it

Consists of two platforms connected by a horizontal rod that balances on a knife edge

Second (s)

A number that has been determined as a result of counting such as 24 students in a class

Numbers determined as a result of some measurement process. direct-with ruler indirect- surveying transit

The number of units that we are reasonably sure of having counted when making a measurement