Chapter 1&2 Review

Question 1

An element is a pure substance that cannot be broken down and is made of one type of atom.

Accepted Answer

True

Question 2

Which of these is a chemical change?

Accepted Answer

When I charge my iPad.

Question 3

Hot black coffee is

Accepted Answer

A homogeneous mixture

Question 4

Which answer is not a compound?

Accepted Answer

Air

Question 5

An independent variable is intentionally changed or controlled in an experiment.

Accepted Answer

True

Question 6

Which of these is a heterogeneous mixture?

Accepted Answer

A fruit salad

Question 7

Matter that is not a pure substance is called...

Accepted Answer

A Mixture

Question 8

A chemical change fundamentally changes the material.

Accepted Answer

True

Question 9

Which of these is not a physical change?

Accepted Answer

A battery charges

Question 10

Italian Salad Dressing is...

Accepted Answer

A heterogeneous mixture

Question 11

Which of these is not a homogeneous mixture?

Accepted Answer

Beef Stew

Question 12

Baking Soda is ...

Accepted Answer

A compound

Question 13

Which of these is not a chemical change?

Accepted Answer

A car is dented.

Question 14

Which of these is not an intensive property?

Accepted Answer

Length

Question 15

A compound is a substance made from atoms of two or more elements that are chemically bonded.

Accepted Answer

True

Question 16

A dependent variable is the variable being tested and measured in a scientific experiment.

Accepted Answer

Always

Question 17

Which answer is not an element?

Accepted Answer

Steel (St)

Question 18

Which of these is not a method for separating mixtures without changing the components?

Accepted Answer

Combustion

Question 19

Density is an...

Accepted Answer

Intensive property

Question 20

Which of these is an element?

Accepted Answer

Chlorine

Question 21

Aluminum Foil is ...

Accepted Answer

An element

Question 22

Extensive properties depend on the amount of matter that is present.

Accepted Answer

True

Question 23

Which of these is an extensive property?

Accepted Answer

Mass

Question 24

Physical change results when the amount or phase changes but not the substance.

Accepted Answer

True

Question 25

Which of the following is not a physical change?

Accepted Answer

Oxidizing

Question 26

Which of the following gases is not a compound?

Accepted Answer

Argon

Question 27

Which answer is not a compound?

Accepted Answer

Mud

Question 28

Which of these is an extensive property?

Accepted Answer

Mass

Question 29

Which answer is a compound?

Accepted Answer

Distilled water

Question 30

An intensive property depends on the amount of matter present.

Accepted Answer

False

Chapter 1&2 Review

Questions 30

Chapter 1&2 Review

Questions 30