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Earth Science Maps and Earth Chemistry > Maps & Earth Chemistry > Flashcards

Maps & Earth Chemistry Flashcards

1
Q

The Science or practice of drawing maps

A

Cartograpy

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2
Q

A line on a map joining points of equal height above or below sea level.

A

Contour line

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3
Q

A contour line that is thicker than the rest and usually labeled with the elevation that it represents

A

Index contour

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4
Q

The direction in which the north end of a compass needle or other freely suspended magnet will point in response to the earth’s magnetic field. (It deviates from true north over time and from place to place because the earth’s magnetic poles are not fixed in relation to its axis.)

A

Magnetic North

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5
Q

Side by side and having the same distance continuously between them.

A

Parallel

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6
Q

A map projection in which an area of the earth is projected onto a cone whose vertex is usually above one of the poles, then unrolled onto a flat surface.

A

Conic projection

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7
Q

Downward flow or elevation

A

Depression

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8
Q

North/South lines on a map

A

Longitude

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9
Q

East/west lines on a map

A

Latitude

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10
Q

The representation on a plane surface of any part of the surface of the earth

A

Map projection

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11
Q

Any of the spaces between vertical lines on a topographic map or globe

A

Contour interval

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12
Q

Height above a given level, especially sea level.

A

Elevation

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13
Q

a circle of constant longitude passing through a given place on the earth’s surface and the terrestrial poles.

A

Meridian

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14
Q

The earth’s zero of longitude, (which by convention passes through Greenwich, England).

A

Prime Meridian

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15
Q

A map characterized by large-scale detail and quantitative representation of relief, usually using contour lines; shows both natural and man-made features.

A

Topographic map

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16
Q

The units of measurement for geographic coordinates are degrees (°), minutes (‘), and seconds (“). Like a circle, the Earth has 360 degrees. Each degree is divided into 60 minutes, which in turn is divided into 60 seconds

A

Minutes

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17
Q

The proportion of map distance to the actual distance on the ground. It can be expressed in fractional form or as a ratio.

A

Fractional scale

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18
Q

A map indicating hills and valleys by shading rather than by contour lines alone.

A

Relief

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19
Q

The arrangement of the natural and artificial physical features of an area

A

Topography

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20
Q

Each degree is divided into 60 minutes, which in turn is divided into 60 seconds

A

Seconds

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21
Q

Expresses in words a relationship between a map distance and a ground distance.

A

Verbal Scale

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22
Q

The relationship (or ratio) between distance on a map and the corresponding distance on the ground.

A

Scale

23
Q

North according to the earth’s axis, not magnetic north.

A

True north

24
Q

A graduated line used to measure distances on the map, may be measured in terms of ground distance

A

Graphic scale

25
Q

A metal made by combining two or more metallic elements

A

Alloy

26
Q

The basic unit of a chemical element.

A

Atom

27
Q

The number of protons in the nucleus of an atom.

A

Atomic number

28
Q

A lasting attraction between atoms that enables the formation of chemical compounds.

A

Chemical bond

29
Q

A set of chemical symbols showing the elements present in a compound and their relative proportions

A

Chemical formula

30
Q

A property of a substance that is observed during a reaction in which the chemical composition or identity of the substance is changed.

A

Chemical property

31
Q

A subatomic particle with a negative charge

A

Electron

32
Q

Something that is composed of two or more separate elements

A

Compound

33
Q

Chemical bond that involves the sharing of electron pairs between atoms.

A

Covalent bond

34
Q

Created when two or more nonmetal atoms bond by sharing valence electrons.

A

Covalent compound

35
Q

A place where electrons are when they go around the nucleus of an atom.

A

Electron cloud

36
Q

the fixed amount of energy that an atom, molecule, electron or nucleus can have.

A

Energy level

37
Q

A state of matter that is an airlike fluid substance which expands freely to fill any space available

A

Gas

38
Q

An electrically charged atom

A

Ion

39
Q

A chemical bond formed between two ions with opposite charges

A

Ionic bond

40
Q

A chemical compound comprising ions held together by an ionic bond

A

Ionic compound

41
Q

Two or more forms of the same element that contain equal numbers of protons but different numbers of neutrons

A

Isotope

42
Q

A state of matter that flows freely

A

Liquid

43
Q

The total number of protons and neutrons in a nucleus

A

Mass number

44
Q

A substance that occupies space and possesses rest mass

A

Matter

45
Q

A subatomic particle of about the same mass as a proton but without an electric charge

A

Neutron

46
Q

A substance made by mixing other substances togethe

A

Mixture

47
Q

A group of atoms bonded together, representing the smallest fundamental unit of a chemical compound that can take part in a chemical reaction.

A

Molecule

48
Q

The positively charged central core of an atom, consisting of protons and neutrons and containing nearly all its mass.

A

Nucleus

49
Q

A table of the chemical elements arranged in order of atomic number, usually in rows, so that elements with similar atomic structure appear in vertical columns.

A

Periodic table

50
Q

Color, smell, freezing point, boiling point, melting point, attraction or repulsion

A

Physical property

51
Q

Asubatomic particle with a positive electric charge

A

Proton

52
Q

A liquid mixture in which the minor component (the solute) is uniformly distributed within the major component (the solvent).

A

Solution

53
Q

A state of matter with a firm and stable shape.

A

Solid

Earth Science Maps and Earth Chemistry (1 decks)

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