Matter Flashcards
1
Q
matter-
A
anything that occupies space
2
Q
crystalline solid
A
atoms or molecules are arranged in geometric patterns with long range repeating order
3
Q
amorphous solid
A
atoms or molecules do not have long-range order
4
Q
pure substances
A
elements or compounds
5
Q
mixtures
A
homogenous vs heterogenous
6
Q
diatomic
A
2
7
Q
polyatomic
A
3+
8
Q
compounds
A
different atoms that are chemically bonded in fixed definite proportions
9
Q
physical change
A
no change in composition (just look)
10
Q
chemical change
A
change in composition
11
Q
homogenous
A
a gaseous, liquid or solid mixture that has the same proportions of its components throughout a given sample
12
Q
homogenous ex
A
- sea water
- air
13
Q
heterogenous
A
a mixture in which the composition is not uniform throughout the mixture
14
Q
heterogenous ex
A
- oil and water
- granite
