Chemical vs. Physical Properties

Question 1

blue color

Answer 1

physical

Question 2

density

Answer 2

physical

Question 3

flammability (burns)- Physical or Chemical Property?

Answer 3

chemical

Question 4

solubility (dissolves)-Physical or Chemical Property?

Answer 4

physical

Question 5

reacts with acid- Physical or Chemical Property?

Answer 5

chemical

Question 6

supports combustion-Physical or Chemical Property?

Answer 6

chemical

Question 7

sour taste-Physical or Chemical Property?

Answer 7

physical

Question 8

melting point-Physical or Chemical Property?

Answer 8

physical

Question 9

reacts with water-Physical or Chemical Property?

Answer 9

chemical

Question 10

hardness-Physical or Chemical Property?

Answer 10

physical

Question 11

boiling point-Physical or Chemical Property?

Answer 11

physical

Question 12

luster-Physical or Chemical Property?

Answer 12

physical

Question 13

odor-Physical or Chemical Property?

Answer 13

physical

Question 14

reacts with air-Physical or Chemical Property?

Answer 14

chemical

Question 15

Table salt dissolves in water -Physical or Chemical change?

Answer 15

physical

Question 16

Heat changes H2O to steam-Physical or Chemical change?

Answer 16

physical

Question 17

Ice melts-Physical or Chemical change?

Answer 17

physical

Question 18

milk sours-Physical or Chemical change?

Answer 18

chemical

Question 19

wood rots-Physical or Chemical change?

Answer 19

chemical

Question 20

pancakes cook-Physical or Chemical change?

Answer 20

chemical

Question 21

Which property can be observed with senses and determined without destroying matter?

Answer 21

Physical Property

Question 22

Which property indicates how a substance reacts with something else? and the matter will be changed into a new substance after the reaction?

Answer 22

Chemical Property

Question 23

A ______________property is the ability of a substance to change into a new substance with different properties.

Answer 23

chemical

Question 24

A _________ change happens when one or more substances change into one or more new substances. The properties of the new substances are different from the properties of the
original substance.

Answer 24

chemical

Question 25

A chemical change may also be called a chemical ____________.

Answer 25

reaction

Question 26

In a chemical reaction, the atoms in molecules are rearranged to form new molecules. The total number of atoms does not _________.

Answer 26

change

Question 27

Grass grows-Physical or Chemical change?

Answer 27

chemical

Question 28

A tire is inflated- Physical or Chemical change?

Answer 28

physical

Question 29

Food is digested

Answer 29

chemical

Question 30

If you change the way something looks, but haven’t made a new substance, a __________ change has occurred.

Answer 30

physical

Question 31

If the substance has been changed into another substance, a ____________ change has occurred.

Answer 31

chemical

Question 32

An ice cube is placed in the sun. Later there is a puddle of water. Later still the puddle is gone. Has a physical or chemical change occurred?

Answer 32

physical

Question 33

Two chemicals are mixed together and a gas is produced. Has a physical or chemical change occurred?

Answer 33

chemical

Question 34

A bicycle changes color as it rusts. Has a physical or chemical change occurred?

Answer 34

chemical

Question 35

A solid is crushed to a powder. Has a physical or chemical change occurred?

Answer 35

physical

Question 36

In a fireworks show, the fireworks explode giving off heat and light. Has a physical or chemical change occurred?Tr

Answer 36

chemical

Question 37

True or False? Changing the size and shapes of pieces of wood would be a chemical change.

Answer 37

False

Question 38

True or False? In a physical change, the makeup of matter is changed.

Answer 38

False

Question 39

True or False? Evaporation occurs when liquid water changes into a gas.

Answer 39

True

Question 40

True or False? Evaporation is a physical change.

Answer 40

True

Question 41

True or False? Breaking up concrete is a physical change.

Answer 41

True

Question 42

True or False? When ice cream melts, a chemical change occurs.

Answer 42

False