What is Weight?
A measure of the force of gravity on an object.
Weight and Planets
The larger the planet, the high the weight. The smaller the planet, the lighter the weight of an object.
What is Mass?
A amount of matter in an object.
International System of Units (SI)
SI unit for mass is a kilogram.
What is Volume?
The amount of space that an object occupies.
SI Unit of Volume
The cubic meter
Volume
W x L x H cubic Cm
What is Density?
The measure of a mass of given material in a given volume. Density = Mass/Volume