Chapter 2: Matter

Question 1

Which of the following can change with a solid object’s change in location?

Answer 1

Weight

Question 2

Matter freezes when there is not enough vibrating energy to overcome the forces holding atoms together.

Answer 2

True

Question 3

A change of state is a physical change.

Answer 3

True

Question 4

When the temperature of an object rises, the _____ of the particles also increases.

Answer 4

speed

Question 5

What has indefinite volume?

Answer 5

Gas

Question 6

A chocolate chip cookie is what kind of mixture?

Answer 6

Heterogeneous

Question 7

Sugar dissolving is described as a ____________ change.

Answer 7

physical

Question 8

Wood burning is described as a ____________ change

Answer 8

chemical

Question 9

Compounds and solutions are mixtures.

Answer 9

False

Question 10

What has a definite shape?

Answer 10

Solid

Question 11

Ice cubes become water.

Answer 11

Melting

Question 12

Dew is seen in the morning.

Answer 12

Condensation

Question 13

Dry ice disappears in the freezer.

Answer 13

Sublimation

Question 14

Molten iron hardens.

Answer 14

Freezing

Question 15

Perspiration disappears from the skin.

Answer 15

Evaporation

Question 16

What is not a physical property?

Answer 16

Flammability

Question 17

Atoms can bond to form what?

Answer 17

Molecules

Question 18

Silver tarnishing is described as a ____________ change.

Answer 18

Chemical

Question 19

What has the highest kinetic energy?

Answer 19

Gas

Question 20

Liquids have low compressibility.

Answer 20

True

Question 21

Both elements and compounds are…

Answer 21

pure substances

Question 22

What does not indicate an increase in the speed of particle motion?

Answer 22

Deposition

Question 23

What is a heterogeneous mixture?

Answer 23

Granite

Question 24

Homogeneous mixture is also called a…

Answer 24

solution

Question 25

The most workable model for the description and explanation of matter is best expressed as the...

Answer 25

kinetic molecular model of matter

Question 26

The current scientific paradigm of matter is based on that of Aristotle.

Answer 26

False

Question 27

The ancient particle theory of matter was rediscovered through the study of Greek and Roman writings.

Answer 27

True

Question 28

Volume and mass are fundamental properties of all...

Answer 28

matter

Question 29

The two Ancient Greek theories of matter were the __ model and the __ model.

Answer 29

continuous; particle

Question 30

The gradual spreading of a substance throughout a gas liquid or solid is called...

Answer 30

diffusion

Question 31

What kind of solid is a diamond?

Answer 31

Crystalline

Question 32

Most substances that contain carbon are classified as organic substances.

Answer 32

True

Question 33

An element contains only one kind of...

Answer 33

Atom

Question 34

The different states matter can share at the same time Such as ice in water are called...

Answer 34

phases

Question 35

__ are low viscosity liquids used to __ frictions.

Answer 35

Lubricants; Reduce

Question 36

Liquids and gases are both fluids.

Answer 36

True

Question 37

Atmospheric pressure directly effects what properties of a pure substance with thermal energy.

Answer 37

Boiling point

Question 38

Gas particles move aster than those in solids liquids do at a given temperature.

Answer 38

True

Question 39

Heating and cooling result in the transfer of __ energy.

Answer 39

Thermal

Question 40

In a __ the attractive forces between particles are too small to overcome the tremendous kinetic energy of the particles.

Answer 40

gas

Question 41

What's another word for freezing?

Answer 41

Solidifying

Question 42

Liquids have a definite shape and volume.

Answer 42

False

Question 43

What are 3 chemical properties?

Answer 43

-Flammability -Acidity -Reactivity

Question 44

Movement of bits of matter in liquids and gases.

Answer 44

Brownian motion