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General Science Flashcards

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1
Q

It is a systematic study of the structure and behavior of the physical and natural world through observation and experiment.

A

Science

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2
Q

It is the application of scientific study for practical purposes.

A

Applied Science (Technology)

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3
Q

What is the logical method that is used to acquire knowledge and to investigate phenomena in nature?

A

Scientific Method

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4
Q

What do you call a thing that is observed by the senses?

A

Phenomenon

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5
Q

It is a scientifically tested observation.

A

Fact

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6
Q

TRUE OR FALSE:

Biology is the science of living things.

A

True

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7
Q

What is the study of plants?

A

Botany

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8
Q

It is the science of matter and energy.

A

Physical Science

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9
Q

What is the study of the Universe beyond the Earth’s atmosphere?

A

Astronomy

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10
Q

What is the science of the atmosphere and its phenomena?

A

Meteorology

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11
Q

What is a way of writing numbers that are too big or too small?

A

Scientific Notation

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12
Q

It is a statement that describes and/or predicts what happens but does not provide an explanation for the event.

A

Scientific Law

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13
Q

What do you call a hypothesis that proposes why the event happens, which can be derived from observations?

A

Scientific Theory

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14
Q

TRUE OR FALSE:

The SI unit for temperature is amperes (A).

A

False (temperature is kelvin (K); amperes (A) is for electric current)

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15
Q

What is the SI unit for luminous intensity?

A

Candelas (cd)

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16
Q

What is the formula for fahrenheit to celsius?

A

C = 5/9 (F - 32)

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17
Q

TRUE OR FALSE:
The formula for celsius to kelvin is:
K = C + 273.15

A

True

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18
Q

What is the formula for celsius to fahrenheit?

A

F = 9/5 (C) + 32

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19
Q

How many significant figures are in 0.0034?

A

Two

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20
Q

TRUE OR FALSE:

There are four significant figures in 7,000

A

False (there is only one significant figure in 7,000 because trailing zeroes in a whole number with no decimal point are NOT SIGNIFICANT)

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21
Q

What is the galaxy that contains our solar system?

A

Milky Way

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22
Q

It is a huge sphere of hot gas emitting large amounts of radiant energy from nuclear reactions in its interior.

A

Star

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23
Q

TRUE OR FALSE:

Only stars can make their own light.

A

True

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24
Q

TRUE OR FALSE:

The life of a star depends on its color.

A

False (life of a star depends on its size)

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25
The temperature of a star depends on its what?
Color; blue (hottest), white, yellow, orange, red (coldest)
26
What are celestial bodies moving in an elliptical orbit around a star?
Planets
27
These are natural satellites that revolve around a planet and reflect the light of a star.
Moons
28
What is the sequence of the birth of galaxies and the stellar systems that comprise them?
Nebula, Galaxy, Stars, Planets, Satellites
29
What are the terrestrial planets?
Mercury, Venus, Earth, Mars
30
What are the Jovian planets (gas giants)?
Jupiter, Saturn, Uranus, Neptune
31
TRUE OR FALSE: | Venus is the veiled planet.
True
32
It is also known as the red planet.
Mars
33
This planet is also called the "lord of heavens"
Jupiter
34
What planet is also called the elegant planet?
Saturn
35
TRUE OR FALSE: | The sideway planet is Neptune.
False (the sideway planet is Uranus, Neptune is the windy planet)
36
TRUE OR FALSE: | Asteroids are microplanets.
True
37
What is a small icy body that heats up and releases gas when it passes near a star?
Comets
38
It is a piece of asteroid that enters a planet's atmosphere because of the planet's gravitational pull.
Meteor
39
What is a piece of rock that is floating in space that has not yet been attracted by a planet's gravitational pull?
Meteoroid
40
The meteor becomes a ______ after it lands on the planet's surface.
Meteorite
41
The Earth rotates from ____ to ____ for 24 hours.
West, East (respectively)
42
What is the term for the movement of the earth along its orbit?
Revolution
43
TRUE OR FALSE: | Winter solstice is when the North Pole leans farthest away from the sun.
True
44
When does the winter solstice usually happen?
December 22
45
______________ is when the North Pole leans nearest towards the sun.
Summer solstice
46
TRUE OR FALSE: | The moon changes shape.
False
47
What do you call the phenomena when the earth, the moon, and the sun fall in the same line?
Eclipse
48
What are the types of eclipse?
Solar and Lunar eclipse
49
What are the parts of an eclipse?
Umbra and penumbra
50
What is the order of the Earth, Moon, and Sun in a Lunar eclipse?
Sun, Earth, Moon (respectively)
51
What type of eclipse occurs when the moon partially or entirely covers the sun?
Solar eclipse
52
What do you call the boundary between the troposphere and the stratosphere?
Tropopause
53
What do you call the boundary between the stratosphere and the mesosphere?
Stratopause
54
What do you call the boundary between the mesosphere and the thermosphere?
Mesopause
55
What do you call the boundary between the thermosphere and the exosphere?
Thermopause
56
What is the other term for the Thermosphere?
Ionosphere
57
If El Niño is the warm phase, what is the cold phase?
La Niña
58
What are the chemical pollutants that destroy the ozone layer and increase exposure to strong radiation?
Chlorofluorocarbons (CFCs)
59
What is the term for the amount of water vapor in the air?
Humidity
60
What are the kinds of clouds?
Cirrus, Cumulus, Stratus, Nimbus
61
Which kind of cloud is dark and heavy rain clouds?
Nimbus clouds
62
TRUE OR FALSE | Drizzles are droplets of water.
False (drizzles are VERY FINE droplets of water)
63
It is precipitation in the form of balls or irregular lumps of ice.
Hail
64
The kind of breeze when air from the sea moves towards the land to replace the rising air.
Sea breeze
65
What is the term for the Southwest monsoon?
Habagat
66
_______ is the term for the Northeast monsoon.
Amihan
67
A storm produced by a cumulonimbus cloud and always accompanied by lightning and thunder is a ________.
Thunderstorm
68
What tropical cyclone has a maximum wind speed of 62 to 88 kph?
Tropical Storm
69
________ is a tropical cyclone with more than 220 kph wind speed.
Supertyphoon
70
Which kind of tropical cyclone has a wind speed of 118 to 220 kph?
Typhoon
71
What are the phases of activity of volcanoes?
Active, Dormant, Extinct Volcanoes
72
These are vibrations caused by moving rocks.
Seismic waves
73
What is used to detect seismic waves?
Seismograph
74
What are the kinds of surface waves?
Love and Rayleigh wave
75
TRUE OR FALSE: | Love wave is faster than the Rayleigh wave.
True
76
Which surface wave moves the ground up and down, side to side, in the same direction of the wave?
Rayleigh wave
77
It is the process of disintegration or decomposition of rocks or minerals.
Weathering
78
What are the types of weathering?
Physical and Chemical Weathering
79
What are the kinds of physical weathering?
Frost wedging, salt cracking, abrasion, plant growth
80
______ is a kind of physical weathering that occurs when rock surfaces grind against each other.
Abrasion
81
Which kind of chemical weathering occurs in rocks when its iron composition reacts with the oxygen in the air?
Oxidation
82
What are the types of soil?
Clay, Silt, Sand, and Loam Soil

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