Unit 2 Vocabulary

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Matter: Matter is anything that has mass and takes up space.

Mass: The measure of how much matter an object has.

Gravity: Gravity is what keeps us on the ground, and what causes objects to fall.

Solid: A solid is a substance or object that is solid rather than liquid or gaseous.

Liquid: A liquid is composed of molecules that move freely among themselves but donot tend to separate like those of gases; neither gaseous nor solid.

Gas: Gas is an airlike fluid substance which expands freely to fill any space available, irrespective of its quantity.

Concentrated: Concentration is when a substance is present in a high proportion relative to other substances.

Dilute: To add more solvent to a fluid.

Saturated: A fluid that is holding as much solute as possible

Super Saturated: A fluid that is holding more solvent than solute due to being heated.

Unsaturated: Fluid that can hold more solvent without becoming saturated.

Pure Substance: Composed of only one type of particle throughout.

Solution: Composed of two or more pure substances together. NOTE: PARTICLES ARE SPREAD EVENLY.