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Flash Cards 6.1

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Total cards: 9•Content version: v3•Public deck•Updated: 8/1/2026

Card preview (9)

#1
Front (Question)

crust

Back (Answer)

the outermost shell of a terrestrial planet.

#2
Front (Question)

lithosphere

Back (Answer)

the rigid, outermost layer of the Earth’s rocks and minerals, which consists of the crust and upper mantle.

#3
Front (Question)

Seismic waves

Back (Answer)

a mechanical wave of acoustic energy that travels through the Earth or another planetary body.

#4
Front (Question)

mantle

Back (Answer)

the mostly solid bulk of Earth’s interior.

#5
Front (Question)

mesosphere

Back (Answer)

the highest layer of the atmosphere in which the gases are all mixed up rather than being layered by their mass.

#6
Front (Question)

asthenosphere

Back (Answer)

a portion of the Earth’s mantle that flows like molten plastic despite being solid.

#7
Front (Question)

core

Back (Answer)

The central or innermost portion of the Earth, lying below the mantle and probably consisting of iron and nickel.

#8
Front (Question)

outer core

Back (Answer)

the liquid layer of the Earth’s core

#9
Front (Question)

inner core

Back (Answer)

The innermost part of Earth