Question 1

Which of the following best describes a compound?

Accepted Answer

A substance made of two or more different elements bonded together.

Question 2

Which property is considered intensive?

Accepted Answer

Density

Question 3

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

Accepted Answer

Melting ice

Question 4

Which statement is true about mixtures?

Accepted Answer

They can be separated physically.

Question 5

Which of the following is a chemical change?

Accepted Answer

Burning wood

Question 6

Which of the following is NOT a pure substance?

Accepted Answer

Salt water

Question 7

Which property depends on the amount of matter present?

Accepted Answer

Mass

Question 8

Which of the following best describes an element?

Accepted Answer

A substance made of only one kind of atom.

Question 9

Which of the following is a mixture?

Accepted Answer

Air

Question 10

Which of the following changes results in the formation of a new substance?

Accepted Answer

Burning gasoline

Question 11

Which statement is correct regarding physical and chemical changes?

Accepted Answer

Chemical changes create new substances.

Question 12

Which of the following is a compound?

Accepted Answer

Water (H2O)

Question 13

Which of the following is NOT an example of a chemical change?

Accepted Answer

Melting ice

Question 14

Which of the following is a property used to describe matter?

Accepted Answer

Mass

Question 15

Which of the following is true about intensive properties?

Accepted Answer

They do not depend on the amount of matter present.

Question 16

Which of the following is a pure substance?

Accepted Answer

Carbon dioxide (CO2)

Question 17

Which of the following is an extensive property?

Accepted Answer

Volume

Question 18

Which of the following best describes a chemical change?

Accepted Answer

A change that creates new substances.

Question 19

Which of the following is NOT a mixture?

Accepted Answer

Oxygen gas (O2)

Question 20

Which of the following statements is correct?

Accepted Answer

Mixtures can be separated physically.

Tester 123

Study Guide - Practice Questions