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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, Carbon, Hydrogen, Other gases
B
Nitrogen, Oxygen, Argon, Carbon Dioxide, Other Gases
C
Oxygen, Carbon Dioxide, Nitrogen, Argon, Other gases
D
Argon, Oxygen, Nitrogen, Carbon Dioxide, Other gases
2) 78% of Earth's air consists of __
A
Carbon Dioxide
B
Argon
C
Nitrogen
D
Oxygen
3) Identify the state of matter: atoms packed closely together, vibrating, fixed shape, fixed volume
A
gas
B
liquid
C
solid
D
plasma
4) Identify the state of matter: Atoms spaced far apart, atoms move freely, no fixed shape, no fixed volume
A
solid
B
liquid
C
plasma
D
gas
5) ____ is how closely packed the atoms are in a gas, liquid, or solid
A
Density
B
Compound
C
Volume
D
Pressure
6) The amount of matter that anything is made up of is called its ____
A
density
B
chemical formula
C
mass
D
volume
7) The amount of space a gas, liquid or solid takes up is called its ___
A
density
B
volume
C
state
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
neutrons
B
protons
C
electrons
10) Mass = ______ + _______
A
electrons + neutrons
B
electrons + protons
C
neutrons + 0
D
protons + neutrons
11) In air, some gases travel in pairs. Select those that do this:
A
argon and nitrogen
B
nitrogen and oxygen
C
Xenon and Argon
D
argon and helium
*select an answer for all questions
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