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100
The outermost and thinnest layer of Earth is the __________.
What is crust.
100
People feel this force when two plates jerk into a new position. What is this force caused by?
What is an earthquake.
100
Most of Earth's __________ is made up of iron.
What is core.
100
A constructive force of nature is a ___________.
What is volcano.
100
When magma cools and hardens, it forms _________ rock.
What is Igneous.
200
What makes up the Earth's Lithosphere?
What is the upper mantle and the crust above it.
200
_____________ is the placing of materials in a new place.
What is deposition.
200
What type of rock has visible crystals?
What is Igneous.
200
True or False: A minerals streak always matches that same minerals outer appearance.
What is False. EX) A red mineral may have a white streak.
200
When sediments get packed down and harden they form what type of rock?
What is Sedimentary.
300
The bottom layer of soil is called _________.
What is bedrock/ parent rock.
300
Name the three types of rocks.
What is Metamorphic, Igneous, and Sedimentary.
300
An unknown mineral is best identified by its:
What is hardness.
300
When rocks are squeezed and heated at very high temperatures, they can be changed into ___________ rocks.
What is Metamorphic.
300
Large sections of Earth's crust called _________ are consistently moving into, away from, and past each other.
What is plates.
400
Scientists learn about the mantle and the core by...
What is studying the material that pushed through cracks in the crust.
400
Ice, plant roots, wind, and temperature changes are causes of __________________.
What is mechanical weathering.
400
Mohs scale measures a mineral's ____________ ranging from 1 to 10.
What is hardness.
400
Name 1 of the 3 examples of an igneous rock from the study guide.
What is: any of these three were mentioned in the study guide: basalt, granite, and pumice.
400
What layer of soil would have the oldest fossils?
What is the bottom layer of soil (bedrock, parent rock)
500
Explain two ways that the movement of Earth's plates changes the surface of Earth.
What is ...plates colliding cause mountains, plates pulling apart cause rift valleys, plates sliding past each other cause earthquakes once too much pressure is build up
500
Compare and contrast mechanical weathering and chemical weathering.
What is ...Similar: Both weather down rock into smaller pieces. Mechanical weathering changes the size of rock. Chemical weathering causes changes in the rock and soil by chemical means (acid, acid rain,etc.)
500
Some areas of a shoreline erode more quickly than others. Give one example of a landform that makes this statement true.
What is: either harbors and/or inlets are acceptable answers.
500
Which layer of soil has the largest amount of decayed material. Explain how you know this.
What is: Topsoil. It has the largest amount of decayed material because it is the layer with the most recently decomposed organism.
500
The planting of trees around fields is an example of farmers trying to prevent wind _______. Why do trees help with preventing the wind taking away soil?
What is: Erosion. Tree's roots help to keep the soil in place so all of the soil isn't loose and able to blow away.
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