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Earth Systems, Structures and Processes Flashcards | StudBud
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Earth Systems, Structures and Processes
Earth Systems, Structures and Processes
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StudBud Administration
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6th grade science
Flashcards
11 cards
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Practice quiz
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Questions
11
Answers
1
Type of seismic waves that arrive at surface 1st & compress&expand the ground like an accordion
Surface waves
P waves
Mercalli waves
S waves
2
An earthquake is related to a crack in the crust called a(n)
Crevice
Fault
Crack
Fissure
3
Hot, molten rock deep below Earth’s surface is called________
molten rock
magma
parent rock
lava
4
Sam finds a rock and wants to know what kind it is. Which piece of info will help identify it?
The temperature where the rock was found
The size of the rock
The minerals the rock contains
The weight of the rock
5
The point beneath Earth’s surface where rock breaks and triggers an earthquake is called___.
Syncline
Footwall
Epicenter
Focus
6
The _____ is the hard outer layer of the Earth about 100 km (62.14 mi) thick.
troposphere
lithosphere
atmosphere
crust
7
Which correctly lists the order in which water passes through funnels, from fastest to slowest?
Coarse sand, pebbles, fine sand
Fine sand, coarse sand, pebbles
Pebbles, fine sand, coarse sand
Pebbles, coarse sand, fine sand
8
Which layer of Earth is divided into plates?
Mantle
Outer core
Crust
Inner core
9
Why do earthquakes occur near the San Andreas fault?
Portions of the plates get stuck&then suddenly loosen&move.
A trench is created as one plate slides under the other.
1 plate pushes hard to reverse the motion of another plate.
One plate slowly pushes the other plate up.
10
All of the following are examples of erosion EXCEPT:
A glacier picks up boulders as it moves.
An icy winter causes the pavement in a road to crack.
A flood washes over a river &carries small soil downstream.
The wind in the desert blows sand against a rock.
11
Ed poured water over a pile of sand. Some of it washed away. This is similar to _______>
The forming of dunes or mounds in a desert
The erosion of the walls of a canyon
The eruption of a volcano
The uplifting of mountain ranges
