Fill in the blank

winds tend to rotate in a counter clockwise direction in the (northern or southern) hemisphere as they move into a low pressure area

northern
southern

Which statement is best described as a atom

How is energy related to the change of state represented by the model? atoms gain energy as a solid changes to a liquid. atoms gain energy as a solid changes to a gas. atoms lose energy as a solid changes to a liquid. atoms lose energy as a solid changes to a gas.

The number of moles of a given mass of a substance can be found without knowing its molecular formula or molar mass. true false