Ch 17 materiald Flashcards
(18 cards)
1
Q
chemestry
A
the study of materials
2
Q
materials
A
Substances that are made up around us
3
Q
Matter
A
Anything that occupies space and has mass
4
Q
Three states of matter
A
Solid liquid gas
5
Q
solid
A
Definite shape and volume, hard to compress, tightly packed
6
Q
liquid
A
No definite shape definite volume hard to compress, flow and diffuse
7
Q
Gas
A
No definite shape or volume, hard to compress, flow and diffuse
8
Q
solid to liquid
A
Melting
9
Q
L to G
A
Evaporation
10
Q
L to S
A
Freezing
11
Q
G to L
A
Condensing
12
Q
S to G
A
Sublimation
13
Q
evaporation
A
L to G at the surface
14
Q
boiling
A
L to G throughout
15
Q
physical change
A
No new substance
16
Q
chemical change
A
New substance created
17
Q
exothermic
A
gives out heat burning candle
18
Q
endothermic
A
takes in heat melting ice
