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STS > Day 3 Physical Sci > Flashcards

Day 3 Physical Sci Flashcards

1
Q

study of everything in the universe

A

astronomy

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2
Q

planetary motions

A

revolutions
rotations

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3
Q

all planets REVOLVE around the sun in the same direction. Eastward/ west to east/ counterclockwise

A

revolution

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4
Q

Some planets ROTATE (spin on the axis) in the same direction except Venus and Uranus (retrograde rotation)

A

rotation

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5
Q

Leap year happens every __

A

four years

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6
Q

Inner planets or terrestrial planets

A

Mercury
Venus
Earth
Mars
Asteroid

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7
Q

Nearest planet to the sun. Fastest revolving/ orbiting planet. 1 revolution 88 days. No atmosphere. -200 degrees at night.

A

Mercury

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8
Q

Brightest, hottest and closest neighboring planet to the Earth. Hottest due to thick atmosphere that traps heat from the sun.

A

Venus

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9
Q

Has the shape of oblate spheroid. Known as blue planet.

A

Earth

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10
Q

Red planet in color due to iron oxide

A

Mars

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11
Q

Mars two small moons

A

Phobos and Deimos

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12
Q

Located between Mars and Jupiter

A

Asteroid belt

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13
Q

Outer planets/ Gas planets/ Jovian planets

A

Jupiter
Saturn
Uranus
Neptune

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14
Q

Largest planet with 92 moons (now 95). With the great red spot.

A

Jupiter

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15
Q

Jupiter’s 4 galilean moons

A

Io
Europa
Ganymede
Callisto

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16
Q

The Ringed planet with rings made of ice, rocks, dusts. Has 83 moons.

A

Saturn

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17
Q

Largest moon in the solar system

A

Ganymede

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18
Q

Saturn’s largest moon, second largest in the solar system.

A

Titan

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19
Q

Planets that are blue due to methane

A

Uranus
Neptune

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20
Q

Rotates on its side

A

Uranus

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21
Q

Outermost planet

A

Neptune

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22
Q

or dwarf planet, found in the Kuiper belt with five moons CHARON, NIX, HYDRA, KERBEROS, STYX.

A

Pluto

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23
Q

has 1/6 of the Earth’s gravity and 1/4 of its size.

A

Moon or Luna

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23
Q

The rotation rate matches the revolution, with the same size always facing the Earth

A

Tidal clock

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24
Q

How many days does the phases of the moon repeat

A

29.5 days

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25
Q

New to full or increased illumination

A

Waxing crescent

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26
Q

Full to new moon with minimum light or decreasing

A

Waning crescent

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27
Q

Happens during the night where the Earth’s shadow fall on the moon. S-E-M

A

Lunar Eclipse

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28
Q

Happens during the day where the Moon’s shadow fall on Earth. S-M-E

A

Solar Eclipse

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29
Q

HIGHEST tide and LOWEST tide

A

Spring tide

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30
Q

LOWER high tides and HIGHER low tides

A

Neap tide

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31
Q

Moon closest to the Earth

A

Perigee/ Supermoon

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32
Q

Moon farthest from the Earth

A

Apogee/ Micromoon

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33
Q

First alive human on the outerspace was performed by

A

USSR

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34
Q

First satellite on the outerspace

A

USSR Sputnik 1

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35
Q

First man on the space

A

Yuri Gagarin

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36
Q

First successful manned mission to the man by Pres. John F. Kennedy

A

Apollo 11

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37
Q

First men on moon - Apollo 11 mission

A

Neil Armstrong and Buzz Aldrin

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38
Q

A medium-sized star that has a WHITE color. Nuclear fusion H + H = He + Energy

A

Sun

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39
Q

Sun is closest to the Earth

A

Perihelion

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40
Q

Sun is farthest from the Earth

A

Aphelion

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41
Q

Other objects in the universe

A

Asteroid - Meteoroid - Meteor - Meteorite

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42
Q

SMALL DEBRIS CHIPPED off from an ASTEROID

A

Meteoroid

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43
Q

Meteoroid once it enters atmosphere

A

Meteor

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44
Q

Meteor when it hits land

A

Meteorite

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45
Q

Elements orbiting the sun, small body of rock, iron, ice, methane, ammonia, carbon dioxide. With tail pointing away from the sun

A

Comets

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46
Q

a comet that appears every 76 years

A

Halley’s comet

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47
Q

A ball of hydrogen and helium

A

star

48
Q

Hottest star color

A

Blue

49
Q

Coolest star color

A

Red

50
Q

Group of stars forming a recognizable pattern. Example: Ursa Minor, Orion

A

Constellation

51
Q

Nearest star

A

Proxima star

52
Q

Brightest star

A

Sirius

53
Q

Polaris of the Ursa Minor (Little bear)

A

Northern star

54
Q

Largest known star

A

Stephenson 2-18

55
Q

Appearance of first dinosaurs and mammals

A

Triassic Period

55
Q

Age of Dinosaur

A

Jurassic Period

56
Q

The Earth’s layers

A

Crust
Mantle
Core

57
Q

It is the thinnest. Earth’s surface. Outermost layer of the Earth.

A

Crust

58
Q

Two types of crusts

A

Oceanic
Continental

59
Q

Rocky, made up of Si, O, Fe, Mg, Ca. Thickest layer

A

Mantle

60
Q

Crust + upper mantle. It is the solid Earth.

A

Lithosphere

61
Q

Innermost central part of the Earth.

A

Core

62
Q

Primarily made up of iron and NICKEL

A

Liquid outer core

63
Q

Made up of iron and is SOLID

A

Outer core

64
Q

Who proposed the continental drift theory

A

Alfred Wegener

65
Q

Super continent with evidence found in South America and Africa

A

Pangaea

66
Q

Any movement of the ground due to volcanic eruption or tectonic plate movement

A

earthquake

67
Q

Sequence of earthquake

A

Foreshock - Mainshock - Aftershock

68
Q

The point of origin where the movement of the fault happens

A

Focus

69
Q

The place above focus

A

Epicenter

70
Q

Measurement of ENERGY RELEASED

A

Magnitude

71
Q

Used to measure magnitude

A

Richter Scale by Charles Richter

72
Q

The damage produced and the reaction of people

A

Intensity

73
Q

Used to measure intensity

A

Mercalli Intensity Scale

74
Q

Naturally occuring INORGANIC CRYSTALLINE composed of an ordered arrangement of atoms

A

Mineral

75
Q

Means resistance to scratch

A

Hardness

76
Q

Softest mineral

A

Talc

77
Q

Hardest mineral

A

Diamond

78
Q

Classification of rocks

A

Igneous, sedimentary, metamorphic

79
Q

Formed from hardened magma or lava

A

Igneous rocks

80
Q

formed by the layers of sediments

A

Sedimentary rocks

81
Q

coal

A

sedimentary rock

82
Q

decayed vegetation

A

peat

83
Q

soft brown coal (lowest rank of coal)

A

lignite

84
Q

black coal

A

bituminous

85
Q

dark, black coal, HIGHEST HEAT-VALUE among the four

A

anthracite

86
Q

formed when rocks are subjected to heat and pressure

A

metamorphic rocks

87
Q

breaking of rocks

A

weathering

88
Q

removal of solids usually occurring due to transport by wind and water

A

erosion

89
Q

Five oceans (PAISA)

A

Pacific
Atlantic
Indian
Southern
Arctic

90
Q

study of the atmosphere / weather

A

meteorology

91
Q

lowermost layer of the atmosphere that produces weather

A

troposphere

92
Q

atmosphere where ozone layer is found

A

stratosphere

93
Q

protects us from UV rays

A

ozone layer

94
Q

destroys ozone layer

A

Chlorofluorocarbons (CFCs)

95
Q

Replaced CFCs

A

Hydrofluorocarbons

96
Q

Coldest layer where meteor burnt up. It is the middle.

A

Mesosphere

97
Q

Hottest layer where auroras are observed

A

Thermosphere or Ionosphere

98
Q

Outermost layer of the atmosphere

A

Exosphere

99
Q

The Earth’s magnetic field, protecting it from dangerous charged particles.

A

magnetosphere

100
Q

Layers of Atmosphere. Tro, Stra? Me Ther Ex?

A

Troposphere
Stratosphere
Mesosphere
Thermosphere
Exosphere

101
Q

Storms

A

Typhoon
Cyclone
Hurricane

102
Q

Storms formed in Pacific ocean

A

Typhoon

103
Q

storms formed in Indian ocean

A

Cyclone

104
Q

storms formed in Atlantic ocean

A

Hurricane

105
Q

Made of WATER and are classified based on their SHAPE AND ALTITUDE

A

clouds

106
Q

clouds that bring thunderstorms

A

cumulonimbus

107
Q

Philippine Monsoons

A

Amihan (Northwest)
Habagat (Southwest)

108
Q

Northeast monsoon, September to June (cold and dry) A Ne Cool

A

Amihan

109
Q

Southwest monsoon, July to August (warm and humid) Ha SWe Warm

A

Habagat

110
Q

caused by Nox and Sox - Nitrogen Oxide and Sulfur Oxide

A

Acid rain

111
Q

Thermal blanket

A

Greenhouse effect

112
Q

Accumulation of CO2 and other gases which causes the TRAPPING OF HEAT

A

Greenhouse effect

113
Q

Increase of CO2 or rapid increase in temperature

A

Global warming

114
Q

EASILY IDENTIFIED water pollution through pipelines, SEPTIC TANKS and other wastes poured

A

Point source pollution

115
Q

Source CANNOT BE IDENTIFIED or may come from many sources

A

Non-point source pollution

116
Q

Causes fish kill because of lack of oxygen. DIMINISHED SEA HARVEST

A

Eutrophication

117
Q

Occurs because of the HIGH NUTRIENTS IN THE WATER

A

Algal bloom

STS (4 decks)

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