ENERGY FLOWS FROM THE SUN FORM THE LIVING WORLD WHEN

When should a bar graph be used? a. when there is no independent variable. b. when the independent variable is continuous and does not show a relationship to the dependent variable. c. when the independent variable is continuous and shows a causal link to the dependent variable. d. when the independent variable is composed of categories and does not show a relationship.

The circles, or orbits, for electrons are called energy levels. each level can hold only a certain number of electrons. add electrons to each level until you can't add any more. how many electrons can each level hold?

Aflashlight battery is an example of a) potential energy b) kinetic energy c) thermal energy d) solar energy