4.1 & 4.2 Flashcards

1
Q

3 examples and location where igneuas rock is found

A

Granite at the surface of eksdale
Basalt borrowdale
Pumice northern canada

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2
Q

Examples of sedmentry rock and where there found

A

Chalk in brighton

Limeston dunston head

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3
Q

Difference between metamorphic and igneaus rock

A

The main difference is that the crystals in an igneous rock is shaped as it crystallized from a melt. The structures in a metamorphic rock are earlier strucures such as crystals, sedimentary fragments, that have been deformed or recrystallized due to heat or pressure, or some chemical change.

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4
Q

Formation of carboniferous limestone

A

Formed from the remains of organic matter, usually seashells and plants.It was formed under the sea 220-280 million years ago.

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5
Q

Properties of carbonieferous limestone

A

It is a hard grey sedimentry rock

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6
Q

Whats the compositon grantie usually gives

A

Red,pink,grey or white colour with dark mineral grains visible throughout the rock

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7
Q

Whats the other name for chalk

A

cretaceous limestone

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8
Q

Properties of chalk

A

Soft and white rock

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9
Q

How is chalk formed

A

Chalk rock a form of limestone if formed in warm, tropical seas about 100 million years ago

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10
Q

Uses of slate

A

used for roof and floor tiles, and blackboards standard material for the beds of pool / snooker / billiard tables.

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11
Q

How is slate formed

A

the rocks are heated and put under great pressure. They do not melt, but the minerals they contain are changed chemically

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12
Q

The role of geology

A

Geologists study Earth processes: Many processes such as landslides, earthquakes, floods, and volcanic eruptions can be hazardous to people.

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13
Q

Name the 2 types of plates

A

Oceanic plates and continatal plates

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14
Q

Name the upland features

A

Corrie and U shaped valley

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15
Q

Name the weathiering process in uplands

A

Freeze thaw makes the ground rocky and conatins angular rocks which is created by the process of freeze thaw weathering

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16
Q

Name the slope processes

A

Scree fragments are unstable and more easily triggered during rockfall increasing danger for passers by

17
Q

Effect of ice age

A

Ice age created deep u shaped valleys they cover most pf tpdags landscape

18
Q

Explain a glacial trough

A

Glaciers cut distinctive U-shaped valleys with a flat floor and steep sides. The glacier widens, steepens, deepens and smoothes V-shaped river valleys, eg Great Langdale Valley in the Lake District. The images below show the difference between a U-shaped valley and a V-shaped valley.

19
Q

Meaning of agriculture

A

farming, including cultivation of the soil for the growing of crops and the rearing of animals to provide food, wool, and other products.

20
Q

Meaning of forestery

A

practice of planting, managing, and caring for forests.

21
Q

Defention of settlement

A

is a branch of geography that investigates the earth’s surface’s part settled by humans.

22
Q

What does climatological weathering mean

A

weather conditions averaged over a period of time.

23
Q

Meaning of slope process

A

slope processes The set of geomorphological processes that act on and below the surface of a hillslope, affecting the regolith and bedrock. Some of the most important are rainwash, sheetwash, weathering, mass movement, piping, and linear erosion by rill and gully activity.

24
Q

What weathring is found in upland

A

Freeze thaw weathering

25
Q

What does the weather in lowland area do

A

Actively eroding mountains supply un- weathered material into large river basins.

26
Q

How do glaciers affect lowland and upland areas

A

The base of glacier ice melts because of pressure and friction. This allows water to freeze into cracks in the rocks and when the glacier moves it pulls out chunks to leave a jagged surface.

27
Q

True or false is it true that glacier affect both areas

A

True

28
Q

Explain sedmentry rocks

A

Sedimentary rocks are types of rock that are formed by the deposition and subsequent cementation of that material at the Earth’s surface and within bodies of water.

29
Q

Explain metamorphic rock

A

A metamorphic rock is a result of a transformation of a pre-existing rock. The original rock is subjected to very high heat and pressure, which cause obvious physical and/or chemical changes

30
Q

Explain igenoues rock

A

Extrusive igneous rocks, also known as volcanic rocks, are formed at the crust’s surface as a result of the partial melting of rocks within the mantle and crust.