Pls Helpp! I have to create a multimedia presentation about my favorite element and I need some pointers/tips on how to construct a presentation format

How air particles exert a pressure on the inside of the balloon

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.

Explain what happens at the saturation point when adding salt to water at room temperature.