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Matter And Energy
Test Description: Matter and energy
Instructions: Answer all questions to get your test result.
1) The average kinetic energy of particles in a substance____________________ as the temperature increases.
A
folds in half
B
decrease
C
goes away
D
increase
2) The ____________is the average kinetic energy of the particles of a substance
A
Temperature
B
Time
C
Ice
D
heat
3) When a substance is cooled it usually _____________
A
expands
B
separates
C
contracts
D
flows out
4) Adding the same quantity of thermal energy to two different substances with same mass will result in the substance with a lower specific heat experiencing _____________of a temperature change.
A
the same
B
Less
C
More
D
More expensive
5) In a pot of water on the stove boiling by which thermal energy transfer does the top warm?
A
Convection
B
Condensation
C
Conduction
D
Radiation
6) When you pick up a cold soda pop from the fridge, what causes your hand to become cold?
A
Convection
B
Conduction
C
Radiation
D
Condensation
7) Which has more thermal energy and why? A 64 oz jug of iced water or an 8 ounce cup of hot coffee?
A
The iced water because it is colder
B
The hot coffee because the hot particles are more spread out.
C
The iced water because it has more mass thus more particles
D
The hot coffee because it is hotter
8) Which has the lower specific heat?
A
Metal
B
Paper
C
Water
D
Wood
9) Why do most materials expand when heated?
A
Because the particles split in two
B
Because the particles get closer together
C
Because the particles spread out
D
Because the particles get larger
10) When material is heated, how do the particles motion change?
A
speed up then slow down
B
slow down
C
speed up
D
stay the same
11) An open fire puts out thermal energy in what way?
A
Conduction
B
Convection
C
Condensation
D
Radiation
12) What is a conductor?
A
It does not carry thermal energy easily
B
It carries thermal energy easily
C
It makes things cold
D
It blocks most thermal energy
13) What is an insulator?
A
It makes things cold
B
It carries thermal energy easily
C
It does not carry thermal energy easily
D
It blocks most thermal energy
14) What is kinetic energy?
A
Energy due to motion
B
Energy that is backward
C
Energy due to position
D
Energy that is open
15) What is potential energy?
A
Energy due to motion
B
Energy due to electricity
C
Stored energy
D
Energy that is open
16) How does heat transfer?
A
It travels from hot to cold
B
it moves in a zig zag line
C
It moves back and forth
D
travels cold to hot
17) How do particles move in a gas?
A
Like they do in a liquid
B
Like they do in a solid
C
Slowly
D
They move fast and are spread out
18) How do particles move in a solid?
A
they do not move at all
B
Super fast
C
they barely move and vibrate some
D
pretty fast and a little spread out
19) how do particles behave in liquid?
A
they are tightly packed
B
they are spread out all over
C
they are slightly spread out and slide past each other
D
they do not move at all.
*select an answer for all questions
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