Properties of matter

Question 1

the amount of matter in an object

Answer 1

Mass

Question 2

Mass is usually expressed in

Answer 2

Kilograms and grams

Question 3

It is the measure of force that acts on an object.

Answer 3

Weight

Question 4

Weight is expressed in

Answer 4

Newton (N)

Question 5

It is the amount of space occupied by matter

Answer 5

Volume

Question 6

It is the ratio between mass and volume.

Answer 6

Density

Question 7

It is the ratio of a substance’s density to a standard substance.

Answer 7

Specific Gravity

Question 8

Specific Gravity is…?

Answer 8

a dimensionless quantity.

Question 9

These are qualities that are readily observable or measurable
without changing the matter’s composition.

Answer 9

Physical Properties

Question 10

The nine physical properties

Answer 10

melting point
● boiling point
● freezing point
● solubility
● metallic properties
● size
● texture
● shape
● color

Question 11

It is the temperature at which a
solid matter changes to liquid.

Answer 11

Melting Point

Question 12

It is the temperature at which a
liquid turns into a solid matter.

Answer 12

Freezing Point

Question 13

It is the temperature at which
liquid evaporates

Answer 13

Boiling Point

Question 14

It is the ability of a solute to dissolve in a given
solvent.

Answer 14

Solubility

Question 15

These are qualities that are observed specifically in metals.

Answer 15

Metallic Properties

Question 16

These are qualities that are observed specifically in metals.

Answer 16

○ conductivity
○ malleability
○ ductility

Question 17

It is the ability of a material
to allow heat or electric
charges to pass through
easily.

Materials can be ———– or
——- conductors.

Answer 17

Conductivity, Thermal, Electrical

Question 18

It is the ability of a material to be
flattened into thin sheets.

Answer 18

Malleability

Question 19

It is the ability of a material to be
easily drawn into wires.

Answer 19

Ductility

Question 20

These are the characteristics that can only be seen when the
chemical identity of a material is altered.

Answer 20

Chemical Properties

Question 21

Examples of Chemical Properties

Answer 21

biodegradability, combustibility,
flammability, and reactivity.

Question 22

It is the capacity of a material to decompose through the actions of microorganisms.

Answer 22

Biodegradability

Question 23

It is a chemical reaction between a substance (fuel) and oxygen which results in the generation of heat and Clight in the form of flame.

Answer 23

Combustion

Question 24

It is the ability of a material to combust or burn.

Answer 24

Combustibility

Question 25

It is the ability of a combustible material to catch flame easily.

Answer 25

Flammability

Question 27

Combustion and flammability

Answer 27

Not all combustible materials are flammable.
○ A block of wood may only burn when exposed to a specific
amount of heat and oxygen, but putting a flame near it will
not necessarily make it burn instantly.

Question 28

It is the tendency of a substance to undergo a
chemical reaction.

Answer 28

reactivity

Question 29

most reactive element

Answer 29

Fluorine

Question 29

no to little reactivity

Answer 29

Noble gasses