Midterm 8th Flashcards

1
Q

What is breaking on irregular surfaces

A

Fracture

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
2
Q

What is a landslide

A

Rapid downhill movement of rock

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
3
Q

What is breaking down of rock

A

Weathering

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
4
Q

What is organic material that is replaced with rock

A

Petrifaction

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
5
Q

What is a substances ability to be broken by a hammer

A

Malleability

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
6
Q

P waves

A

Fastest seismic waves

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
7
Q

What is An ancient land mass of crystalline rock

A

Shield

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
8
Q

What is rock with visible lines on planes

A

Foliated structure

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
9
Q

What is putty upper mantle

A

Asthenosphere

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
10
Q

What is mantle

A

Bottom of crust to outer core

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
11
Q

What is sedimentary rock and something about wind or ice

A

Clastic rock

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
12
Q

Naturally occurring substance?

A

Mineral

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
13
Q

What is an ore

A

Naturally occurring rock from metal that is recovered

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
14
Q

What is sand or rock into sandstone question

A

Lithification

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
15
Q

How is igneous rock formed

A

When magma cools and hardens under the earth surface

How well did you know this?
1
Not at all
2
3
4
5
Perfectly
16
Q

T or f Dry land is more effected than wetland

17
Q

T or f most minerals are carbonents

A

False it’s silicate

18
Q

True or false to ore metal question

19
Q

False or true All organisms become fossils question

A

False bird will become mOre of a fossil than a worm bc of bones

20
Q

What sit he difference between a. Rock and mineral

A

Mineral can in,y have one atom and crystalline structure but rock is hard and has multiple atoms

21
Q

Soil is made of _____ ______, organic matter ,_____, gases

A

Rock particles

Water

22
Q

How is pore space important

A

Determines how mucha or and water can get into soil

23
Q

Where is there erosion in ur community

How can u prevent it

A

Rivers

Form natural places for water to drain

24
Q

How do geologists determine age of the earth

A

Law of superposition

25
How fad into the earth have scientist dug
15 kilometer
26
What is slow mass wasting process
Soil creep
27
Name 3 soil types smallest to largest pore space
Clay, silt, then sand
28
What causes differences in soil composition
Climate
29
What are the two most abundant elements in the earths crust
Silicon and oxygen
30
What are less common properties of minerals that geologists use to help in mineral identification (3)
Flexibility smell and taste
31
Limestone / cave question =
Carbonation
32
What are ways we can be better stewards of Gods earth
Responsible product use, panting vegetation, and reducing acid rain
33
What're three minerals u commonly come I to contact with? Where ?
Gold silver and bronze in Jewlerry
34
How would a climate change affect North America
Increase = less ice wedging and melting ice causing higher sea levels
35
Of you had to do am experiment to test both chemical and mechanical weathering what would it be
``` Chemical = pour acid rain on rocks and see how it reacts Mechanical = put rock in extreme climates and see how if reacts ```
36
What is breaking on parallel surfaces
Cleavage