Unit 2: Matter and Energy Notes Packet

Question 1

Give the term for the following definition:

Anything having mass and volume

Answer 1

Matter

Question 2

Give the term for the following definition:

Amount of matter in an object

Answer 2

Mass

Question 3

Give the term for the following definition:

Pull of gravity on an object

Answer 3

Weught

Question 4

Give the term for the following definition:

Amount of space an object occupies

Answer 4

Volume

Question 5

Units of volume

Answer 5

L (dm³) and mL (cm³)

Question 6

States of matter:

Answer 6

Solid, liquid, gas

Question 7

Give the term for the following definition:

What the matter is made of

Answer 7

Composition

Question 8

The composition of water vs. the composition of copper

Answer 8

Groups of 2 H’s and 1 O vs. many copper atoms

Question 9

Give the term for the following definition:

Ways to describe matter

Answer 9

Properties

Question 10

List the diatomic elements.

Answer 10

H₂, O₂, Br₂, F₂, I₂, N₂, and Cl₂

Question 11

Give the term for the following definition:

Different forms of the same element in the same state of matter

Answer 11

Allotropes

Question 12

Give the term for the following definition:

A neutral group of bonded atoms

Answer 12

Molecule

Question 13

Elements may consist of…

Answer 13

Molecules or unbonded atoms

Question 14

Give the term for the following definition:

Contain two or more different types of atoms

Answer 14

Compounds

Question 15

Give the term for the following definition:

Have properties that are different from those of their constituent elements

Answer 15

Compounds

Question 16

Atoms can be altered by ____ means.

Answer 16

Nuclear

Question 17

Molecules can be altered by _____ means.

Answer 17

Chemical

Question 18

Physical or chemical?

Sorting by color, shape, texture, etc.

Answer 18

Physical

Question 19

Physical or chemical?

Filtering by particle size

Answer 19

Physical

Question 20

Physical or chemical?

Magnet

Answer 20

Physical

Question 21

Physical or chemical?

Chromatography

Answer 21

Physical

Question 22

Physical or chemical?

Density

Answer 22

Physical

Question 23

Physical or chemical?

Distillation

Answer 23

Physical

Question 24

Physical or chemical?

Decompose

Answer 24

Chemical

Question 25

# Physical or chemical? Explode

Answer 25

Chemical

Question 26

# Physical or chemical? Rust

Answer 26

Chemical

Question 27

# Physical or chemical? Oxidize

Answer 27

Chemical

Question 28

# Physical or chemical? Corrode

Answer 28

Chemical

Question 29

# Physical or chemical? Tarnish

Answer 29

Chemical

Question 30

# Physical or chemical? Ferment

Answer 30

Chemical

Question 31

# Physical or chemical? Burn

Answer 31

Chemical

Question 32

# Physical or chemical? Rot

Answer 32

Chemical

Question 33

# Give the term for the following definition: Properties that tell how a substance reacts with other substances

Answer 33

Chemical properties

Question 34

# Give the term for the following definition: Properties that can be observed without chemically changing the substance

Answer 34

Physical properties

Question 35

# Give the term for the following definition: Properties that depend on the amount of substance present

Answer 35

Extensive properties

Question 36

# Give the term for the following definition: Properties that do not depend on the amount of substance present

Answer 36

Intensive properties

Question 37

# Physical or chemical property? Electrical conductivity

Answer 37

Physical

Question 38

# Physical or chemical property? Reactivity with water

Answer 38

Chemical

Question 39

# Physical or chemical property? Heat content (total energy)

Answer 39

Chemical

Question 40

# Physical or chemical property? Ductility

Answer 40

Physical

Question 41

# Physical or chemical property? Malleability

Answer 41

Physical

Question 42

# Physical or chemical property? Brittleness

Answer 42

Physical

Question 43

# Physical or chemical property? Magnetivity

Answer 43

Physical

Question 44

# Intensive or extensive property? Electrical conductivity

Answer 44

Intensive

Question 45

# Intensive or extensive property? Reactivity with water

Answer 45

Intensive

Question 46

# Intensive or extensive property? Heat content (total energy)

Answer 46

Extensive

Question 47

# Intensive or extensive property? Ductility

Answer 47

Intensive

Question 48

# Intensive or extensive property? Malleability

Answer 48

Intensive

Question 49

# Intensive or extensive property? Brittleness

Answer 49

Intensive

Question 50

# Physical or chemical property? Magnetivity

Answer 50

Extensive

Question 51

# Name this state change: Solid to gas

Answer 51

Sublimation

Question 52

# Name this state change: Solid to liquid

Answer 52

Melting

Question 53

# Name this state change: Liquid to gas

Answer 53

Boiling or evaporation

Question 54

# Name this state change: Liquid to solid

Answer 54

Freezing

Question 55

# Name this state change: Gas to liquid

Answer 55

Condensation

Question 56

# Name this state change: Gas to solid

Answer 56

Deposition

Question 57

# Describe this state change: Sublimation

Answer 57

Solid to gas

Question 58

# Describe this state change: Melting

Answer 58

Solid to liquid

Question 59

# Describe this state change: Boiling or evaporation

Answer 59

Liquid to gas

Question 60

# Describe this state change: Freezing

Answer 60

Liquid to solid

Question 61

# Describe this state change: Condensation

Answer 61

Gas to liquid

Question 62

# Describe this state change: Deposition

Answer 62

Gas to solid

Question 63

# Physical or chemical change? Change in state

Answer 63

Physical change

Question 64

# Physical or chemical change? Melting

Answer 64

Physical

Question 65

# Physical or chemical change? Slicing

Answer 65

Physical

Question 66

# Physical or chemical change? Subliming

Answer 66

Physical

Question 67

# Physical or chemical change? Tearing

Answer 67

Physical

Question 68

# Physical or chemical change? Iron rusting

Answer 68

Chemical

Question 69

# Physical or chemical change? Food cooking

Answer 69

Chemical

Question 70

# Physical or chemical change? Meatl corroding

Answer 70

Chemical