rOcKs!
Soil
Weathering
Erosion
Variable Fun!
100
Name the 3 types of rock.
What is sedimentary, igneous and metamorphic.
100
The breakdown of rocks into smaller pieces or sediments is known as_______.
What is weathering
100
Name the two types of weathering.
What is mechanical and chemical
100
What is mass movement?
What is the process that moves sediment downhill.
100
The variable being tested is the __________.
What is the independent variable
200
All rocks are made up of?
What are minerals.
200
What is the top layer of soil?
What is humus
200
Define mechanical weathering.
What is the physical breakdown of rocks changing its size and shape.
200
How does ground water erosion happen?
When rain or snow melts and is soaked into the ground.
200
The variable that receives NO TESTING and is used to compare results to is the ____________.
What is the control
300
____ ____ drives the rock cycle.
What is plate tectonincs
300
Give an example of a soil decomposer.
What is a mushroom (fungi), bacteria, worms or other organisms.
300
Define chemical weathering.
What is the chemical breakdown of rocks changing a rocks chemical makeup working from the inside out.
300
What occurred 1 million years ago when continental glaciers covered large parts of the earth?
What is Ice Age
300
The variable is the change that occurs due to testing.
What is the dependent variable
400
What mineral property test involves scratching copper and glass?
What is hardness
400
Name 3 ways in which farmers conserve soil.
What is crop rotation, contour plowing and conservation plowing.
400
Name 4 agents of mechanical weathering.
What is root action, animal action, ice wedging, temperature change or abrasion.
400
What is erosion?
What is the movement of weathering materials
400
A hypothesis is a _________.
What is prediction or educated guess
500
Which mineral property describes how a mineral's surface reflects light?
What is luster.
500
A worm carrying soil from Horizon A to Horizon B is known as ______ ______.
What is soil mixing
500
Name the 3 agents of chemical weathering.
What is oxidation, hydrolysis and carbonation.
500
List the five agents of erosion.
What is running water, wind, waves, glaciers and gravity.
500
Which part of the scientific method involves revisiting your hypothesis, discussing errors, and giving suggestions for the experiment?
What is the conclusion
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