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Physical Science Review Part 1
Test Description: This is a review of 6th grade physical science NCFE concepts.
Instructions: Answer all questions to get your test result.
1) Which statement is true?
A
Molecules are made of atoms.
B
Atoms and molecules are the same thing.
C
Atoms are made of molecules.
D
Atoms and molecules combine to create elements.
2) What do all atoms have in common?
A
They only have independent properties of matter.
B
They have mass and the same density.
C
They occupy space and have mass.
D
They occupy space and are solid.
3) What happens to water as it freezes?
A
They atoms move faster.
B
It depends on the temperature.
C
It contracts.
D
It expands.
4) When density increases, what can be said about temperature?
A
It increases
B
It stays the same
C
It decreases
D
It is inconclusive
5) As density decreases, what happens to temperature?
A
It decreases
B
Its inconclusive
C
It stays the same
D
It increases
6) What happens to molecules as the gain heat?
A
They move slower and come together
B
They move slower and come together
C
They move slower and spread apart
D
They move faster and spread apart
7) What happens to molecules as it changes from a liquid to a solid (loses heat)?
A
They move faster and come together
B
They move faster and spread apart
C
They move slower and spread apart
D
They move slower and come together
8) Which of the following is an independent property of matter?
A
Mass
B
Volume
C
Weight
D
Density
9) What can be said about independent properties of matter?
A
They are mass, volume, and weight.
B
They don't change based on the amount of substance.
C
They do change based on the amount of substance.
D
It depends on the substance what happens.
10) How does heat transfer?
A
Hot to cold
B
It depends on the material
C
Cold to hot
D
Back and forth
11) If you leave a glass of ice water in a room and it becomes the same temperature as the room, what can be said?
A
It reached the point of solubility.
B
It reached thermal equilibrium.
C
It reached its freezing point.
D
It reached its boiling point.
12) A pan on a stove is an example of
A
Insulation
B
Conduction
C
Convection
D
Radiation
13) Which type of heat transfer occurs in fluids?
A
Insulation
B
Convection
C
Radiation
D
Conduction
14) What type of heat transfer would result in getting a sunburn at the beach?
A
Radiation
B
Convection
C
Expansion
D
Conduction
15) Which of the following allows energy to pass through easily?
A
Wood
B
Conductor
C
Glass
D
Insulator
16) What do insulators do?
A
Stops or slows down the transfer of heat
B
Completely stops the transfer of energy
C
Allows only electrical energy through
D
Allows heat through easily
17) What do most substances do when heat is added?
A
Expand
B
Insulate
C
Contract
D
Nothing
18) When heat is lost and an object becomes cold, what happens to the atoms?
A
They expand
B
They contract
C
They do nothing
D
They lose density
19) What can EM waves do that sound cannot?
A
Travels only through a medium
B
Travel through a vacuum (like space)
C
Travels in compressional waves
D
Travel parallel to the medium
20) What is can be said about the part of the EM spectrum we can see?
A
It travels slower than sound
B
Ultraviolet light is the only part we can see
C
Visible light is a large part of the spectrum
D
Visible light is a narrow part of the spectrum
*select an answer for all questions
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