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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
repelling
B
strong
C
no
D
weak
2) Gas particles move in ____________________ lines in all directions.
A
oscillating
B
zig-zagging
C
curving
D
straight
3) How much energy is lost by the collision of a gas particle with another particle or with the walls of a container?
A
25%
B
none
C
75%
D
50%
4) Average kinetic energy ________________ temperature.
A
equals
B
is less than
C
is more than
D
has an inverse relationship with
5) Gases consist of ________________ particles.
A
supermacroscopic
B
submicroscopic
C
Both #1 and #3
D
tiny
6) The two variables involved in finding kinetic energy of a particle are:
A
mass and acceleration
B
density and acceleration
C
density and velocity
D
mass and velocity
7) Lighter molecules have a/n _______________ velocity than/to the heavier ones.
A
greater
B
equal
C
lower
D
similar
8) What is diffusion?
A
The dissolution of a precipitate across a semi-permeable membrane of a solvent.
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 ability of two or more gases to mix spontaneously until they form a uniform mixture.
9) What is effusion?
A
The dissolution of a precipitate across a semi-permeable membrane of a solvent.
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 ability of two or more gases to mix spontaneously until they form a uniform mixture.
10) Who created the law of effusion?
A
Robert Boyle
B
Michael Faraday
C
JJ Thomson
D
Thomas Graham
*select an answer for all questions
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