It is easier to calculate acceleration for any given moment of time than to calculate the average acceleration for a period of time. True or False?

Why do cells appear different in distilled water than they do in 10% salt water?

Achemist has dissolved a certain substance in water. the chemist knows that more of the substance could be dissolved into the water before it stops dissolving. therefore

The biosphere of the earth is made up of what compound? organic or inorganic?