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2nd Quarter > Science > Flashcards

Science Flashcards

1
Q

Drags plate as mantle move beneath tectonic plate

A

Mantle Convection

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2
Q

Heat transfer where dense materials sink and less dense material rise

A

Convection

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3
Q

As the slab of plates sink its weight pull the rest of the plates behind

A

Slab Pull

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4
Q

Pushes away older part of lithosphere that lies far from ridge

A

Ridge Push

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5
Q

Area in mantle where rocks melt

A

Hot Spot

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6
Q

Magma deep inside mantle

A

Mantle Plume

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7
Q

Most active volcano among hawaii ridge emperor seamout chain

A

Mt. Kilauea

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8
Q

GPS

A

Global Positioning System

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9
Q

Moves at rate 6.8 cm a year

A

Indo- Australian plate

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10
Q

Moves at slow rates about 2.5 cm a year

A

North american plates

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11
Q

Energy that humans use everyday

A

Electromagnetic radiaton

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12
Q

Accelerates charged particles and produce magnetic and electric fields

A

Electromagnetic Radiation

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13
Q

2 types of wave

A
  1. Mechanical wave
  2. Electromagnetic wave
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14
Q

Highest point of transverse wave

A

Crest

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15
Q

Lowest point of wave

A

Trough

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16
Q

Maximum vertical displacement of wave , distance between 2 crest or trough (ƴ)

A

Wavelength

17
Q

Once complete pattern of wave

A

Wave cycle

18
Q

He studied electromagnetic waves

A

James Clerk Maxwell (1860)

19
Q

Speed of light

A

3.0x10⁸m/s

20
Q

Needs a medium to move

A

Mechanical

21
Q

Can travel through space

A

Electromagnetic waves

22
Q

From crest to resting point

A

Amplitude

23
Q

Crest to trough

A

Wave height

24
Q

Wavelength is expressed in?

A

Meters

25
Q

Period is expressed in?

A

Seconds ( s )

26
Q

Frequency is expressed in

A

Hertz (Hz)

27
Q

Considered as Electromagnetic waves and same speed

A

Light

2nd Quarter (13 decks)

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