Nature of matter

Question 1

The density of the liquids in the picture are 0.8 g/mL, 1.8 g/mL, and 1.2 g/mL. Which is true?

Accepted Answer

Orange juice has a density of 1.2 g/mL

Question 2

Which liquid is least dense?

Accepted Answer

Vegetable oil

Question 3

Which of the following is a chemical property?

Accepted Answer

Will neutralize an acid

Question 4

Elizabeth holds a stick in a fire until it burns. The stick burning is an example of a

Accepted Answer

Chemical change

Question 5

What is the density of an object with a mass of 20 g and a volume of 2 mL?

Accepted Answer

10 g/mL

Question 6

Which properties would be used to determine state of matter?

Accepted Answer

Shape and volume

Question 7

Chemical or Physical property: conducts electricity

Accepted Answer

Physical

Question 8

Which liquid is most dense?

Accepted Answer

Honey

Question 9

A rock is submerged in a beaker containing 50 mL of water. The water rises to 90mL. The rock

Accepted Answer

Has a volume of 40 mL

Question 10

What are the tiny particles that make up elements called?

Accepted Answer

Atom

Question 11

The change from a gas to a liquid is called

Accepted Answer

Condensation

Question 12

The air you breathe is

Accepted Answer

A mixture

Question 13

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

Accepted Answer

Burning leaves

Question 14

Which of the following is a physical change?

Accepted Answer

Stretches longer

Question 15

Which of the following is an example of a compound?

Accepted Answer

Carbon dioxide

Question 16

Gold, Aluminum, and Oxygen are all examples of

Accepted Answer

Elements

Question 17

Which of the following is NOT true of elements?

Accepted Answer

They are made from 2 or more substances chemically combined

Question 18

Chemistry is the study of the properties of matter.

Accepted Answer

True

Question 19

The change from a solid to a gas is called

Accepted Answer

Sublimation

Question 20

Which of these is a chemical property?

Accepted Answer

A powder reacts with vinegar

Question 21

Cubic centimeters and milliliters are units for measuring

Accepted Answer

Volume

Question 22

An unchanging measurement of the amount of matter an objectcontains is its

Accepted Answer

Mass

Question 23

Chemical or Physical property: reacts with oxygen to form rust

Accepted Answer

Chemical

Question 24

Chemical or Physical property: attracts to magnet

Accepted Answer

Physical

Question 25

During a chemical change, the form of a substance is altered, but not its identity.

Accepted Answer

False

Question 26

A chemical change for a piece of metal would be

Accepted Answer

Getting rusty when left outside

Question 27

Chemical or Physical property: freezing point

Accepted Answer

Physical

Question 28

A solid block that sinks in a container of water has a lower density than water.

Accepted Answer

False

Question 29

Which of the following is a physical property?

Accepted Answer

Boiling point

Question 30

Which of the following is a property that could be used to identify an element?

Accepted Answer

Density

Question 31

Chemical or Physical property: dissolves in water

Accepted Answer

Physical

Question 32

When a substance undergoes a chemical change the pieces of evidence used include all EXCEPT

Accepted Answer

State/phase

Question 33

A liquid has a

Accepted Answer

Definite volume

Question 34

Ice is an example of the liquid state of matter

Accepted Answer

False

Question 35

Chemical or Physical property: reacts with acid

Accepted Answer

Chemical

Question 36

Which of the following describes the differences between solids and liquids?

Accepted Answer

Solids have a volume and shape, liquids only have a volume

Question 37

A substance that takes the shape and volume of its container is a

Accepted Answer

Gas

Nature of matter

Questions 37

Nature of matter

Questions 37