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Matter Review #2
Test Description: Focus of this review is on the study of air and gases.
Instructions: Answer all questions to get your test result.
1) Earth's air consists of the following gases in the order of how abundant they are.
A
Nitrogen, Oxygen, Argon, Carbon Dioxide, Other Gases
B
Argon, Oxygen, Nitrogen, Carbon Dioxide, Other gases
C
Oxygen, Carbon Dioxide, Nitrogen, Argon, Other gases
D
Nitrogen, Oxygen, Carbon, Hydrogen, Other gases
2) 78% of Earth's air consists of __
A
Nitrogen
B
Carbon Dioxide
C
Oxygen
D
Argon
3) Identify the state of matter: atoms packed closely together, vibrating, fixed shape, fixed volume
A
liquid
B
plasma
C
solid
D
gas
4) Identify the state of matter: Atoms spaced far apart, atoms move freely, no fixed shape, no fixed volume
A
plasma
B
solid
C
gas
D
liquid
5) ____ is how closely packed the atoms are in a gas, liquid, or solid
A
Pressure
B
Compound
C
Volume
D
Density
6) The amount of matter that anything is made up of is called its ____
A
volume
B
mass
C
chemical formula
D
density
7) The amount of space a gas, liquid or solid takes up is called its ___
A
volume
B
state
C
density
D
mass
8) Which has greater mass, the helium balloon or the air that surrounds the balloon because helium atoms have a very small mass of 4a mu.
A
neither they are equal
B
the air that surrounds the balloon
C
the helium balloon
9) The atomic number of an element is the same as the number of ____ in the nucleus.
A
electrons
B
protons
C
neutrons
10) Mass = ______ + _______
A
neutrons + 0
B
electrons + protons
C
electrons + neutrons
D
protons + neutrons
11) In air, some gases travel in pairs. Select those that do this:
A
nitrogen and oxygen
B
argon and nitrogen
C
Xenon and Argon
D
argon and helium
*select an answer for all questions
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