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Science CRCT Review
Test Description: CRCT Review
Instructions: Answer all questions to get your test result.
1) Which of the following correctly shows the layers of the earth in order from outside to inside?
A
Crust Mantle Outer Core Inner Core
B
Lithosphere Plates Faults Core
C
Crust Mantle Inner Core Outer Core
D
Lithosphere Faults Plates Core
2) Which units would be best for measuring the mass of a horse?
A
kilograms
B
centigrams
C
milligrams
D
grams
3) When working with an unknown substance, what should you do to figure out what the substance is?
A
Take a deep breath and smell it.
B
Follow the teacher's procedure.
C
Put your finger in it to see the temperature
D
Taste it.
4) ____________________ is essential for maintaining a scientist’s credibility.
A
Publishing books
B
Accurate record keeping
C
A PhD
D
Consistently creating correct hypotheses
5) Humans can prevent erosion by practicing __________ conservation.
A
soil
B
energy
C
mass
D
water
6) About ____% of Earth's fresh water can be found on the surface of Earth.
A
97
B
30
C
75
D
0.3
7) When it's cloudy outside, what stage of the water cycle are we experiencing?
A
run-off
B
precipitation
C
condensation
D
evaporation
8) Where inside the Milky Way is our solar system located?
A
near the outer edge
B
past the outer edge
C
at the very center
D
near the center
9) By studying fossils, scientists can learn
A
how the Earth's surface has changed over time.
B
what style of clothes people wore hundreds of thousands of years ago.
C
nothing
10) Earthquakes, volcanic eruptions, and the formation of mountains are all a result of
A
plate tectonics
B
weathering
C
erosion
D
deposition
*select an answer for all questions
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