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Science Flashcards

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Proverbs and Idioms flashcards
1
Q

Sedimentary rock

A

Rock that forms when sediment from erosion is compressed together.

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2
Q

Erosion

A

When small pieces of rock (sediment) are moved around by wind and/or water.

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3
Q

Weathering

A

When rocks are broken down into smaller pieces.

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4
Q

Deposited/Deposition

A

When sediment stops moving and collects in a new area.

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5
Q

Relative dating

A

The age of something based on its placement.

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6
Q

Absolute dating

A

The exact age of something,

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7
Q

Salinity

A

The concentration of salt in water or soil.

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8
Q

Magma

A

Molten rock within Earth.

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9
Q

Igneous rock

A

Rock formed from magma or lava.

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10
Q

Metamorphic rock

A

Rock formed from existing rock; heat and pressure cause the minerals to form new combinations or new crystals.

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11
Q

Air Mass

A

A large body of air with roughly the same temperature and humidity.

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12
Q

Strata

A

Layers of sedimentary rock that compile and compress over time that can trap fossils within them.

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13
Q

Trace fossil

A

Impression or sign of activity such as feeding, burrowing, walking, or resting.

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14
Q

Mineral

A

A solid, naturally formed substance that always has the same composition and the same properties.

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15
Q

Transitional fossil

A

A fossil that provides evidence for organisms transitioning from living in water to land.

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16
Q

Thermal Energy

A

A type of kinetic energy that refers to the energy within a system that is responsible for its temperature.
Rock

17
Q

Rock

A

A naturally formed combination of minerals and other natural materials.

18
Q

Climate

A

The long-term average of weather, typically averaged over a period of 30 years.

19
Q

Light Intensity

A

A measure of the intensity of light hitting Earth’s surface.

20
Q

Body Fossil

A

Preserved remains of the plant or animal itself, or the preserved parts of the animal or plant like bones, teeth, and shells, or the imprint of parts of the animal or plant.

21
Q

Humidity

A

A measure of how much water vapor is in the air.

22
Q

Weather Front

A

The boundary between two air masses.

23
Q

Cold Front

A

A type of weather front where cold air masses overtake warm air masses.

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