Chemistry Intro Quiz

Which state of matter has molecules that are tightly packed in a fixed structure and has a definite shape and volume?

• Liquid

• Gas

• Solid

• Plasma

What type of change does not alter the chemical composition of a substance?

• Chemical Change

• Physical Change

• Extensive Change

• Intensive Change

Tags

NGSS.MS-PS1-4

Which of the following is an example of a chemical change?

• Melting ice

• Boiling water

• Cutting paper

• Rusting iron

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What type of property depends on the amount of matter present?

• Intensive Property

• Extensive Property

• Chemical Property

• Physical Property

Which of the following is an example of an intensive property?

• Mass

• Volume

• Density

• Length

What is a characteristic of pure substances?

• They have a constant composition and distinct chemical properties.

• They consist of two or more substances physically combined.

• They can be separated by physical means.

• They have a non-uniform composition.

Which of the following is an example of a homogeneous mixture?

• Salad

• Sand and water

• Saltwater

• Oil and water

Which of the following is evidence of a chemical change?

• Change in shape

• Change in state

• Formation of a gas

• Change in size

Tags

NGSS.MS-PS1-2

Which of the following is an example of a pure substance?

• Air

• Salad

• Gold (Au)

• Sand and water

Tags

NGSS.MS-PS1-4

What type of mixture is Coke?

• Heterogeneous mixture

• Homogeneous mixture

• Pure substance

• Compound