Use each of the terms below just once to complete the questions 1-6.
chemical
mass
physical
density
properties
substance
2 points
2
Question 1
1.
Matter is anything with __________________ and volume
2 points
2
Question 2
2.
A ___________________________ is a form of matter with a uniform and unchanging composition.
2 points
2
Question 3
3.
Substances have specific, unchanging ___________________________ that can be observed.
2 points
2
Question 4
4.
Substances have both physical and chemical properties. ___________________________ properties can be observed without changing a substance’s chemical composition.
2 points
2
Question 5
5.
Color, hardness, and ___________________________ are examples.
2 points
2
Question 6
6.
Other properties cannot be observed without changing the composition of a substance. These are called ___________________________ properties. An example is the tendency of iron to form rust when exposed to air.
11 points
11
Question 7
7.
Drag each property as either physical or chemical.
Boiling point is 100°C
Melting point
Forms green carbonate when exposed to moist air
Solid at normal temperatures and pressures
Liquid at normal temperatures and pressures
colorless
chemical formula H2O
Conducts electricity
remains unchanged when in the presence of nitrogen
Ability to combine with another substance
Density is 1g /cm3
physical
chemical
2 points
2
Question 8
8.
Label each drawing with one of these words: solid, liquid, gas.
2 points
2
Question 9
9.
Label each drawing with one of these words: solid, liquid, gas.
2 points
2
Question 10
10.
Label each drawing with one of these words: solid, liquid, gas.
1 point
1
Question 11
11.
All matter that we encounter in everyday life exists in one of three physical forms.
1 point
1
Question 12
12.
A solid has definite shape and volume.
1 point
1
Question 13
13.
A liquid has a definite shape and takes on the volume of its container
1 point
1
Question 14
14.
A gas has both the shape and the volume of its container.
1 point
1
Question 15
15.
The particles in a gas cannot be compressed into a smaller volume.
1 point
1
Question 16
16.
Liquids tend to contract when heated.
1 point
1
Question 17
17.
The particles in a solid are spaced far apart.
1 point
1
Question 18
18.
The particles in a liquid are spaced far apart.
1 point
1
Question 19
19.
The words gas and vapor can be used interchangeably.