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Hint
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Answer
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What angle do direct rays strike the ground?
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Near 90 degrees
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What symbol represents a warm front?
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Circles
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What is the location of direct rays on March 21st?
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Equator
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What happens to air pressure as you move higher into the troposphere?
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It decreases
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Which way do celestial objects appear to move?
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East to west
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What angle do slanted rays strike the ground?
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Low angles
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What is the location of direct rays on December 21st?
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Tropic of Capricorn
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What symbol represents a cold front?
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Triangles
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Why was the heliocentric model better?
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It was more accurate
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Where does the Sun appear to set?
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West
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Which object in the solar system has the greatest mass?
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The Sun
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What is the location of direct rays on September 23rd?
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Equator
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How does the greenhouse effect work?
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Greenhouse gases trap the Sun's heat
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What causes seasons?
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Earth's tilt of 23.5 degrees
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Where do cold air masses form?
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Over polar regions
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Earth completes one full rotation in what?
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24 hours
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Where is the Sun located at solar noon in the Northern Hemisphere?
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Due South
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The rate of Earth's revolution is how many degrees per day?
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1 degree per day
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What do greenhouse gases do?
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Trap heat in Earth's atmosphere
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How does the Earth move in the heliocentric model?
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The Earth revolves around the Sun
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Which hemisphere is tilted towards the Sun on December 21st?
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Southern Hemisphere
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How fast do celestial objects appear to move?
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15 degrees per hour
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Earth revolves around the Sun in which direction?
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Counterclockwise
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What kind of air is over the Gulf of Mexico?
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Warm, moist air
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What causes the apparent daily motion of the Sun?
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Earth's rotation on its axis
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The rate of Earth's rotation is how many degrees per hour?
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15 degrees per hour
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Earth's axis is tilted at an angle of how many degrees?
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23.5 degrees
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Why does cold air move under warm air?
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Cold air is denser and heavier
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Where does the Sun set on the Winter Solstice/December 21st?
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Southwest
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What type of weather is typically associated with high pressure systems?
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Clear, calm weather
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What is a solar eclipse?
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The Moon passes between the Earth and the Sun
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How do the other planets move in the geocentric model?
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Planets revolve around Earth
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What follows a warm front?
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Cooler, clearer weather
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Where do warm air masses form?
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Over tropical regions
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What is the third another important greenhouse gas?
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Methane
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Why do weather systems form in this layer?
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High amount of water vapor and air molecules
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Which hemisphere is tilted towards the Sun on June 21st?
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Northern Hemisphere
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Where does cold air go?
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Under warm air
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Where does an observer's shadow point to at solar noon?
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Due North
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What kind of air is over the Southwestern US Desert?
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Warm, dry air
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What is the first important greenhouse gases?
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Carbon dioxide
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Where does the Sun set on the Equinoxes?
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Due West
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How does the Earth move in the geocentric model?
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Earth is stationary
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Why is the greenhouse effect important for life on Earth?
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It keeps Earth warm enough to support life
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What characteristic do they all share?
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Rocky
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Where does warm air go?
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Over cold air
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Where does the Sun set on the Summer Solstice/June 21t
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Northwest
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What follows a cold front?
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Warmer weather
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What is the location of direct rays on June 21st?
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Tropic of Cancer
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Which hemisphere is tilted towards the Sun on September 23rd?
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Neither
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How does distance from water influence climate?
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Water moderates temperature
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In which atmospheric layer does most of Earth's weather occur?
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Troposphere
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Where does the Sun rise on the Equinoxes?
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Due East
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What type of weather is typically associated with low pressure systems?
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Clouds, storms, precipitation
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Why did people believe in the geocentric model?
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Because they observed objects moving across the sky
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What kind of star is a star that is hot and dim?
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White dwarf
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What are the inner planets?
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Mercury, Venus, Earth, Mars
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What piece of evidence supports the Big Bang theory?
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Cosmic microwave background radiation
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Where does the Sun appear to rise?
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East
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Where does the Sun rise on the Winter Solstice/December 21st?
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Southeast
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How do the other planets move in the heliocentric model?
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Planets revolve around the Sun
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What did they use to prove the heliocentric model to be true?
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The telescope
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True or False: Seasons are caused by Earth's changing distance from the Sun.
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False
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What kind of air is over Central Canada?
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Cold, dry air
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Which hemisphere is tilted towards the Sun on March 21st?
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Neither
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Where does the Sun rise on the Summer Solstice/June 21st
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Northeast
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Earth's orbit has what shape?
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Elliptical
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Where do moist air masses form?
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Over oceans
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What is the most important factor that influences climate?
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Latitude
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Where is air pressure greatest?
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Sea level
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How high is the Sun's altitude on the Summer Solstice/June 21st?
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Highest
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Why is air pressure greatest at sea level?
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Because there are more air molecules pushing you down
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Earth completes one full revolution in how long?
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365 days
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Which object has the greatest gravitational force?
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The Sun
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Why does Earth experience day and night?
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Earth experiences day and night because it rotates on its axis.
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How high is the Sun's altitude on the Winter Solstice/December 21st?
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Lowest
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How does latitude influence climate?
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It determines the angle of sunlight and intensity of heating
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What was the problem with the geocentric model?
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It couldn't explain retrograde motion
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How are stars classified?
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Temperature/Luminosity
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How much of Earth's energy does the Sun provide?
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99%
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Why is the Sun never directly over the state of New York?
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New York is located at 42 degrees North
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What kind of air is over the Arctic Ocean?
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Cold, moist air
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Earth rotates from what to what?
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East to West
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How does elevation influence climate?
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Higher elevations are colder because temperature decreases with altitude
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When did the universe begin?
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14 billion years ago
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What is the second important greenhouse gas?
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Water vapor
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Where do dry air masses form?
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Over land
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