Matter

Question 1

Physical Properties

Answer 1

Characteristics that can be observed without changing the identity of the substance

Question 2

Physical Change

Answer 2

Change in matter between forms without changing the chemical identity

Question 3

Melting Point

Answer 3

Temp and pressure where solids become liquids

Question 4

Boiling Point

Answer 4

Temp that liquids become gas

Question 5

Chemical Properties

Answer 5

Combining with other atoms and breaking apart into new substances

Question 6

Chemical Change

Answer 6

Substance identity changes

Changes physical/ chemical properties

Question 7

Mixtures

Answer 7

Can be separated using physical means

Question 8

Compounds

Answer 8

Broken down using chemical processes

Question 9

Evaporation

Answer 9

Liquid to gas

Question 10

Sublimation

Answer 10

Solid to gas

Question 11

Condensation

Answer 11

gas to liquid

Question 12

Conservation of Mass/ Energy

Answer 12

According to physics, we cannot have more of what we already have

Question 13

Plasma

Answer 13

Ionized gas

Question 14

Fluid

Answer 14

Atoms have enough space to move past each other freely

Question 15

Pressure

Answer 15

Force exerted on an area