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Q 1/19
Score 0
All but one of the following is an important component of soil
30
minerals
water
air
fertilizer
Q 2/19
Score 0
What is the process by which ORGANIC matter breaks down to become part of the soil?
30
compaction
weathering
decomposition
erosion
19 questions
Q.
All but one of the following is an important component of soil
1
30 sec
Q.
What is the process by which ORGANIC matter breaks down to become part of the soil?
2
30 sec
Q.
There is a straw bale barrier shown in the picture. It lines the outside of a home construction site. The barrier traps sediment that might be lost but it still allows water to escape. This barrier protects against
3
30 sec
Q.
The top layer of soil is composed MAINLY of
4
30 sec
Q.
Parts of a rock break down and mix into the soil. What is this process called?
5
30 sec
Q.
The decayed organic material that gives soil its dark brown or black color is called
6
30 sec
Q.
Weathering contributes to the composition of soil by adding
7
30 sec
Q.
The uppermost horizon, horizon O, in this picture is composed mostly of _______________, while the lower horizon, horizon C, is composed mostly of _________________.
8
30 sec
Q.
What is humus?
9
30 sec
Q.
Beth learned in science class that clay is made up of the smallest rock particles and sand is made up of the largest rock particles. Using this information, Beth should expect to find water in a puddle on top of which soil?
10
30 sec
Q.
Sand dunes are large mounds of sand found near beaches that are created by what process?
11
30 sec
Q.
A river delta forms at the mouth of a river where it enters a larger body of water. Usually the delta is shaped like a triangle. What process causes the formation of deltas?
12
30 sec
Q.
Some soils, like clay, hold water tightly. Other soils, like sand, let the water run through. What property of soils is MOST IMPORTANT in determining how water moves through the soil?
13
30 sec
Q.
The Earth is in a constant state of motion which creates forces that change the face of the Earth. Weathering is the force that breaks down rocks and other objects in nature into smaller pieces and erosion is the movement of the pieces that were broken off through the weathering process. WHAT is the major cause of erosion and weathering that affects coastline features?
14
30 sec
Q.
If you pick up a handful of soil, what materials would you most likely find?
15
30 sec
Q.
It took thousands of years to form the Grand Canyon. What most likely caused the formation of the canyon?
16
30 sec
Q.
Metamorphic rock is changed into igneous rock by
17
30 sec
Q.
Water freezes in the cracks of rocks and then expands, breaking the rocks apart. This is an example of ____________________ weathering.
18
30 sec
Q.
The picture shows a canyon. What might have caused this canyon to form?
