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CBA 2nd Nine Weeks Review (2)
Test Description: 5.7 A – Sedimentary Rocks 5.7 B - Landforms
Instructions: Answer all questions to get your test result.
1) Stephanie thinks she found a sedimentary rock on a camping trip. Which of the following observations could have led her to this conclusion?
A
The rock was very dense.
B
The rock was shiny.
C
The rock had sand size particles that looked glued together.
D
The rock was gray in color.
2) Typically, sedimentary rock is formed –
A
only from volcanic eruptions
B
deep within the Earth where temperatures are very high
C
from earth materials that settle and cement together.
D
in areas of high heat and pressure.
3) The layers in sedimentary rock form when -
A
humans stacked layers of rock on top of one another
B
ancient humans carved the lines.
C
sediments were compacted into layers over time.
D
animals scratched the lines using their claws.
4) Scientists were studying layers of rock at an archeological dig. Which layer of rock is the oldest?
A
The middle layers
B
The top layer
C
The bottom layer
D
All layers are the same age
5) The formation of sedimentary rock involves –
A
all of the choices are correct
B
weathering
C
deposition
D
erosion
6) Why is humus an important addition to soil?
A
it absorbs oxygen for the plants
B
it allows for better plant growth
C
it keeps the soil from retaining too much water
D
it makes the soil a darker color
7) Small bits of weathered rock and sediments can be formed into sedimentary rock by –
A
cementation and pressure
B
chemical weathering
C
melting and cementation
D
heat and time
8) A group of hills stands where a mountain range once stood. What could explain this change in the landforms?
A
earthquakes
B
weathering and deposition
C
weathering and erosion
D
climte change
9) Ken is planning an experimental investigation which will model the formation of a delta. Which of the following would be a reasonable variable to test for its effect on the size of the delta formed?
A
size of ice (glacier)
B
rate of evaporation
C
wind speed
D
rate of water flow
10) Which of the following land forms is most likely to experience frequent changes?
A
canyon
B
mountain
C
sand dune
D
valley
*select an answer for all questions
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