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Kinetics
Test Description: Conceptual kinetics questions, because we couldn't put tables in for real kinetics questions. :)
Instructions: Answer all questions to get your test result.
1) Gas particles have _______________________ attractions for each other.
A
weak
B
no
C
repelling
D
strong
2) Gas particles move in ____________________ lines in all directions.
A
zig-zagging
B
straight
C
curving
D
oscillating
3) How much energy is lost by the collision of a gas particle with another particle or with the walls of a container?
A
75%
B
none
C
50%
D
25%
4) Average kinetic energy ________________ temperature.
A
has an inverse relationship with
B
is less than
C
is more than
D
equals
5) Gases consist of ________________ particles.
A
Both #1 and #3
B
supermacroscopic
C
submicroscopic
D
tiny
6) The two variables involved in finding kinetic energy of a particle are:
A
density and acceleration
B
mass and acceleration
C
mass and velocity
D
density and velocity
7) Lighter molecules have a/n _______________ velocity than/to the heavier ones.
A
equal
B
similar
C
greater
D
lower
8) What is diffusion?
A
The process by which gas molecules pass through a very small orifice from high to low pressure.
B
The ability of two or more gases to mix spontaneously until they form a uniform mixture.
C
The process by which a gas combusts spontaneously.
D
The dissolution of a precipitate across a semi-permeable membrane of a solvent.
9) What is effusion?
A
The ability of two or more gases to mix spontaneously until they form a uniform mixture.
B
The process by which gas molecules pass through a very small orifice from high to low pressure.
C
The process by which a gas combusts spontaneously.
D
The dissolution of a precipitate across a semi-permeable membrane of a solvent.
10) Who created the law of effusion?
A
Thomas Graham
B
Michael Faraday
C
JJ Thomson
D
Robert Boyle
*select an answer for all questions
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