The world is made up of about 70% of water
The group that made up the greatest proportion of voters in the early 1800's was white men with property.
A Molecule
25% of the world is land so obviously 75% is made of water.
Saltwater is about 97.5% of world water. Freshwater is about 2.5% of world water, because most of the world is made up of oceans.
primary cell wall
Aristotle believed that the world was made up of four elements: earth, water, air, and fire. He theorized that all matter was composed of combinations of these elements.
Saltwater is about 97.5% of world water. Freshwater is about 2.5% of world water, because most of the world is made up of oceans.
in his bathtub Archimedes filled the bathtub up with water and put a gold bar and saw that that made the water go up:)
theprotoplasm of a cell is mostly made up of water.
When going from lower to higher animals a larger proportion of the brain is devoted to the cerebrum. The brain stem is made up of medulla and the cerebellum.
nitrogen is 78% while CO2 is part of a percent
Approximately 60 of the human body is made up of water.