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Science > Plate Tectonics > Flashcards

Plate Tectonics Flashcards

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1
Q

What is the boundary formed where two plates bump into each other?

A

Colliding boundary

Figure 1.1. The Convection Cell

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2
Q

What is the boundary found where plates are moving apart at mid-ocean ridges?

A

Spreading boundary

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3
Q

What is Wegner’s large continent?

A

Laurasia

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4
Q

What is melted material that rises from the mantle?

A

Magma

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5
Q

What is the single continent million years ago made up of the southern continents?

A

Gondwanaland

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6
Q

What forces are responsible for the movement of plates?

A

Convection currents

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7
Q

What is the northern continental group formed million years ago?

A

Laurasia

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8
Q

What is the first layer of the lithosphere?

A

Crust

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9
Q

What is the Earth layer where magma come from?

A

Mantle

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10
Q

What is the cyclic movement of molten rock in the mantle?

A

Convection

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11
Q

What is currently the biggest continent?

A

Asia

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12
Q

What is the innermost layer of the lithosphere?

A

Core

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13
Q

What is the boundary formed where two plates bump into each other?

A

Colliding boundary

Figure 1.1. The Convection Cell

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14
Q

What is the boundary found where plates are moving apart at mid-ocean ridges?

A

Spreading boundary

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15
Q

What is Wegner’s large continent?

A

Laurasia

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16
Q

What is melted material that rises from the mantle?

A

Magma

17
Q

What is the single continent million years ago made up of the southern continents?

A

Gondwanaland

18
Q

What forces are responsible for the movement of plates?

A

Convection currents

19
Q

What is the northern continental group formed million years ago?

A

Laurasia

20
Q

What is the first layer of the lithosphere?

A

Crust

21
Q

What is the Earth layer where magma come from?

A

Mantle

22
Q

What is the cyclic movement of molten rock in the mantle?

A

Convection

23
Q

What is currently the biggest continent?

A

Asia

24
Q

What is the innermost layer of the lithosphere?

A

Core

Science (1 decks)

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