# What units can be derived from the constants c, G and h?

##### 1 Answer

Jan 23, 2018

Combinations of c, G and h can yield the squares of mass, time and distance.

#### Explanation:

Let's look at the three constants in terms of SI units.

The speed of light

The gravitational constant

Planck's constant

Let's combines these in different ways:

The square of the unit of length is given by:

The square of the unit of time is given by:

The square of the unit of mass is given by: