Unit 2 Vocabulary

Properties

• Characteristics of a substance

• The color of an object

• The weight of an object

• The temperature of an object

Mixtures

• a physical combination of two or more substances that are combined without forming new substances

• a chemical reaction between two or more substances

• a solution where one substance completely dissolves in another

• a homogeneous mixture of two or more elements that cannot be separated

Particles

• any tiny piece or amount

• large objects or structures

• a type of energy

• a form of liquid

Solution

• a mixture of substances that are combined so completely that the mixture looks the same throughout

• a combination of different elements that can be easily separated

• a substance that cannot be dissolved in any liquid

• a solid that forms from a solution during a chemical reaction

Physical State

• a characteristic of matter that can be observed, measured, or tested

• the temperature at which a substance changes state

• the color of a substance in its solid form

• the density of a substance in liquid form

Density

• the ability to float or sink when compared to water

• the measure of mass per unit volume

• the total weight of an object

• the temperature at which a substance melts

Volume

• a measure of how much space an object takes up

• the amount of matter in an object

• the weight of an object

• the surface area of an object

Mass

• Amount of matter in an object

• Weight of an object

• Volume of an object

• Density of an object