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Science > Exam- Physical Properties/Rock Types > Flashcards

Exam- Physical Properties/Rock Types Flashcards

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1
Q

A substance that cannot be broken down by chemical means is

A

Element

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2
Q

The smallest part of an Adam that has all the properties of that element is called

A

Atom

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3
Q

A substance that made of two or more elements chemically combined is

A

Compound

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4
Q

Metamorphic rocks form from

A

Heat and pressure

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5
Q

Volcanic rocks are

A

Igneous

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6
Q

Rocks are

A

Mixtures

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7
Q

Rocks that are composed of small rock particles that have been compacted and cemented together are

A

Clastic

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8
Q

Which two elements are by far the most common in the earths crust

A

Oxygen and silicon

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9
Q

The most common mineral group would be

A

Silicate

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10
Q

When a mineral breaks along uneven surfaces

A

Fracture

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11
Q

A minerals resistant to being scratched

A

Hardness

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12
Q

Color left by a minerals powder

A

Streak

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13
Q

The way a mineral shined or reflects light

A

Luster

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14
Q

When a mineral breaks along smooth flat surfaces

A

Cleavage

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15
Q

Mixture of minerals

A

Rock

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16
Q

A solid substance with a definite shape

A

Crystal

17
Q

Smallest part of an element

A

Atom

18
Q

Same as number of protons identifies element

A

Atomic number

19
Q

Atom with an equal number of protons and electrons

A

Ion

20
Q

When protons equal electrons

A

Neutral atom

21
Q

Positively charged particle

A

Proton

22
Q

Protons plus neutrons

A

Atomic mass

23
Q

Substance that has two or more elements chemically combined

A

Compound

24
Q

Negatively charged particle

A

Electron

25
Q

Neutral part of nucleus

A

Neutron

26
Q

How are igneous rocks formed

A

From molten the rock

27
Q

How are sedimentary rocks formed

A

When sediments are compacted and cemented together

28
Q

Bio chemical sedimentary rocks are made up of

A

Once living things

29
Q

Chemical sedimentary rocks form when

A

Water evaporates leaving the rock material behind

30
Q

Matter is defined as anything that

A

Mass and volume

31
Q

Felsic_______colored

Mafic_______ colored

A

Light

Dark

Science (11 decks)

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