Mercury’s name means
a. goddess of love) god of war) messenger god) god of the starry evening sky

Describe the difference between a. a hypothesis and a theory and b. an observation and an experiment.

Calculate the molar mass of aluminum oxide (al2o3). express your answer to four significant figures.

The diagrams show objects’ gravitational pull toward each other. which statement describes the relationship between diagram x and y? gravity attracts only larger objects toward one another. gravity attracts larger objects only if they are close to one another. if the masses of the objects increase, then the force between them also increases. if distance between the objects increases, then the amount of force also increases.