Density is a measure of the amount of mass per volume. describe why warm air is less dense than cold air and how convection currents form.

Ascientist is measuring the pressure that is exerted by each of the following gases in the atmosphere: carbon dioxide, oxygen, and nitrogen. which term most likely describes what she is measuring?

Amechanical wave that transports a lot of energy will have a

Which of the following is a property of nonmetals? a. nonmetals are ductile. b. nonmetals have a shiny luster. c. nonmetals have high density. d. nonmetals are nonconductors.