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87 Cards in this Set
- Front
- Back
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What are the first four planets (the inner planets)?
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Mercury
Venus Earth Mars |
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What are the first four planets called?
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The Inner Planets
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Why are Mercury, Venus, Earth and Mars called the Inner Planets?
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Because they are closest to the sun.
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Name the five outer planets
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Jupiter
Saturn Uranus Neptune Pluto |
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Why are the five outer planets called the "Outer Planets"?
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Because they are the farthest away from the sun.
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What is Pluto now considered?
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A Dwarf Planet
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Which planet is very similar in size to Earth?
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Venus
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Which two planets are very similar in size?
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Venus and Earth
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Who believed that the sun orbited the earth and the earth was the center of the solar system?
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Early astronomers
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What 2 things did early astronomers believe about the Earth and Sun?
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1) The sun orbited the Earth and
2) The Earth was the center of the solar system |
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Who was the first to say that the sun was the center of the solar system and the planets orbited around the sun?
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Copernicus
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What did Copernicus do?
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1) He was the first to say that the sun was the center of the solar system and
2)the planets orbited AROUND the sun. |
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Who was Galileo?
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An Italian astronomer who improved the telescope.
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What did Galileo invent?
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The telescope
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What nationality was Galileo?
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Italian
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Who invented the telescope?
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Galileo (Italian)
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What did Sir Isaac Newton do?
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He theorized that GRAVITATIONAL FORCE keeps the planets orbiting the sun.
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Who theorized that Gravitational force keeps the planets orbiting the sun?
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Sir Isaac Newton
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What is Gravitational force do?
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Keeps the planets orbiting the sun
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What did Neil Armstrong do?
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The first human to step on the moon
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Who was the first human to step on the moon?
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Neil Armstrong
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What is an ellipse?
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An ellipse is the shape of each planet's orbit around the sun.
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What word means the shape of each planet's orbit around the sun?
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Ellipse
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What causes seasons?
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The relationship of
1) the tilt of the earth's axis and 2) it's revolution around the sun |
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The relationship of the tilt of the earth's axis and it's revolution around the sun causes...
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Seasons
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What is the period of revolution?
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when an object travels around another
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For a planet, how long is a revolution?
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One year
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When an object travels around another is called...
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Revolution
(For a planet, a revolution is one year) |
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What is the period of rotation?
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On spin on an axis. For a planet, one rotation is one day.
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For a planet, how long is a rotation?
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One day
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One spin on an axis is called...
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Rotation
(For a planet, a rotation is one day) |
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Why do we see different phases of the moon?
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Because the moon revolves around the Earth.
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What effect do we see from the moon revolving around the Earth?
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We see different phases of the moon.
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What are the 8 phases of the moon?
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New
Waxing Crescent First Quarter Waxing Gibbous Full Waning Gibbous Last Quarter Waning Crescent |
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When the moon is WAXING, what 2 things does it appear to do?
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1) Moon appears to be getting BIGGER and
2) the LIGHTED SIDE of the moon is on the RIGHT |
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When the moon appears to be getting bigger and the lighted side is on the right, the moon is...
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Waxing
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When the moon is WANING, what 2 things does it appear to do?
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1) Moon appears to be getting SMALLER and
2) the LIGHTED SIDE of the moon is on the LEFT |
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When the moon appears to be getting smaller and the lighted side is on the left, the moon is...
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Waning
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What does a CRESCENT moon look like?
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Banana-shaped where you can see less than half.
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When you can see less than half of the moon and it appears banana-shaped, what phases is it?
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Crescent
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What does a GIBBOUS moon look like?
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A three-quarter (3/4) moon
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When the moon is a three-quarter (3/4) moon, what phase is it?
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Gibbous
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When does a Solar Eclipse occur?
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When the moon passes between the earth and the sun, casting a shadow on the earth.
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What does a solar eclipse look like?
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The sun casts the moon's shadow on the earth.
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When the sun casts the moon's shadow on the earth it is called a...
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Solar Eclipse
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When does a lunar Eclipse occur?
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when the earth passes between the moon and the sun, blocking the sunlight from the moon.
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What does a lunar eclipse look like?
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The earth blocks the sunlight from the moon.
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When the earth passes between the moon and the sun, blocking the sunlight from the moon it is called a...
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Lunar Eclipse
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What time of day does a solar eclipse happen?
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Daytime
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What type of eclipse can only occur in the daytime?
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Solar Eclipse
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What time of day does a lunar eclipse happen?
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night
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What type of eclipse can only occur at night?
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Lunar Eclipse
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Gravitational pull from the moon causes _____ on earth>
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Tides
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What causes tides on earth?
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The moon's gravitational pull
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What kind of tide occurs when there is a new and full moon?
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Spring Tide
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What are the tides like in a Spring Tide (New & Full moon)
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There is a BIG difference between high and low tide. High tides are really high and low tides are really low.
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What kind of tide occurs when there is a first and third quarter moon?
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Neap Tide
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What are the tides like in a Neap Tide? (first and third quarter moon)
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High tides are NOT very high and low tides are NOT very low.
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Smaller bodies that orbit the sun are called...
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Astroids
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Thousands of astroids are held by gravity between what 2 planets?
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Mars and Jupiter
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What are astroids?
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Smaller bodies that orbit the sun.
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What holds thousands of astroids between Mars and Jupiter?
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Gravity
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What does the Solar System consist of?
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The solar system consists of the SUN, PLANETS, COMETS and other objects that orbit it.
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What is the Earth's Energy Budget?
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The total amount of energy coming into and leaving the admosphere.
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The total amount of energy coming into and leaving the atmosphere is called....
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The Earth's Energy Budget
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What is conduction?
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The transfer of energy that occurs when molecules bump into one another.
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The transfer of energy that occurs when molecules bump into one another is called...
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Conduction
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What is Convection?
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The transfer of heat that occurs by the flow of material.
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The transfer of heat that occurs by the flow of material is called...
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Convection
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What is Radiation?
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The transfer of energy that occurs in the form of rays or waves.
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The transfer of energy that occurs in the form of rays or waves is called...
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Radiation
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What is a cloud?
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A visible mass of tiny condensed water droplets formed high in the atmosphere.
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A visible mass of tiny condensed water droplets formed high in the atmosphere is called...
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A Cloud
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What is the atmosphere?
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The thin layer of air that forms a protective covering in the atmosphere.
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The thin layer of air that forms a protective covering in the atmosphere is called...
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Atmosphere
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Explain the Greenhouse Effect
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The warming of the Earth's atmosphere caused by certain gases trapping heat.
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The warming of the Earth's atmosphere caused by certain gases trapping heat is called...
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Greenhouse Effect
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What is Ultraviolet light?
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The invisible light from the sun that causes skin cancer.
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The invisible light from the sun that causes skin cancer is called...
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Ultraviolet light
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Explain convection and in reguard to liquids and gases
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It's the main way liquids and gases transmit heat.
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The main way liquids and gases transmit heat is called...
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Convection
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Explain how convection works
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Warm air rises because it's less dense than cold air and cold air sinks. (creates air movement)
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When warm air rises because it's less dense than cold air and cold air sinks, what occurs...
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Convection
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What primarily absorbs ultraviolet rays from the sun?
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The ozone
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The ozone primarily absorbs _________ from the sun
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Ultraviolet rays
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Which absorbs more of the sun's energy: light or dark colors
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Dark colors
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Dark colors absorb more of __________than light colors
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the Sun's energy
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