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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
repelling
C
strong
D
no
2) Gas particles move in ____________________ lines in all directions.
A
zig-zagging
B
oscillating
C
straight
D
curving
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
25%
C
50%
D
none
4) Average kinetic energy ________________ temperature.
A
is less than
B
is more than
C
equals
D
has an inverse relationship with
5) Gases consist of ________________ particles.
A
tiny
B
submicroscopic
C
Both #1 and #3
D
supermacroscopic
6) The two variables involved in finding kinetic energy of a particle are:
A
mass and acceleration
B
density and velocity
C
mass and velocity
D
density and acceleration
7) Lighter molecules have a/n _______________ velocity than/to the heavier ones.
A
similar
B
equal
C
greater
D
lower
8) What is diffusion?
A
The process by which a gas combusts spontaneously.
B
The dissolution of a precipitate across a semi-permeable membrane of a solvent.
C
The ability of two or more gases to mix spontaneously until they form a uniform mixture.
D
The process by which gas molecules pass through a very small orifice from high to low pressure.
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 a gas combusts spontaneously.
C
The dissolution of a precipitate across a semi-permeable membrane of a solvent.
D
The process by which gas molecules pass through a very small orifice from high to low pressure.
10) Who created the law of effusion?
A
Robert Boyle
B
JJ Thomson
C
Michael Faraday
D
Thomas Graham
*select an answer for all questions
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