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7L: Solar system and beyond
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We can tell which elements are present in stars with a
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spectrometer
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thermometer
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pyrometer
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telescope
We get day and night because
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the Earth spins on its axis
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the Earth goes around the Sun
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the Earth's axis is tilted
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the Moon gets between the Earth and the Sun
We get seasons because
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the Earth's axis is tilted
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the Earth spins on its axis
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the Earth's axis is tilted
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the Moon gets between the Earth and the Sun
We see an eclipse of the Sun because
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the Moon gets between the Earth and the Sun
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the Earth's axis is tilted
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the Earth spins on its axis
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the Earth's axis is tilted
Our nearest star is
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the Sun
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Proxima Centauri
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4.3 light years away
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Orion
the sun rises in the
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east
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west
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north
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south
the sun sets in the
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west
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east
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south
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morning
stars are
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much bigger than planets
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the same size as planets
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smaller than our sun
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smaller than planets
the word "planet" means
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"wandering star"
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the same as "star"
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"home"
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"rock"
in Britain, in the summer, the northern hemisphere is
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tilted towards the sun
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closer to the sun
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further away from the sun
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tilted away from the sun
a "day" is
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the time it takes for the Earth to spin once
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the time it takes for the Earth to go around the Sun
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the time it takes for the Moon to go around the Earth
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the time between sunset and sunrise
a "year" is
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the time it takes for the Earth to go around the Sun
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the time it takes for the Earth to spin once
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the time it takes for the Moon to go around the Earth
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the time between sunset and sunrise
a "lunar month is"
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the time it takes for the Moon to go around the Earth
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the time it takes for the Earth to go around the Sun
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the time it takes for the Earth to spin once
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the time between sunset and sunrise
The star "Polaris"
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happens to be lined up with our North pole
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is our nearest star
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is the brightest star in the night sky
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is directly over the equator
if the Earth's axis were not tilted
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we would not have seasons
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we would not have day and night
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we would be too close to the sun
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the Earth would freeze in the winter
In the summer, at mid-day on a sunny day
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shadows are shorter than in the winter
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shadows are longer than in the winter
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shadows are not formed
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the sun is directly overhead in Britain
at mid-day, the Sun is always
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due South of you
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due North of you
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directly overhead
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due East of you
in an eclipse of the Sun,
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the Moon is between the Sun and the Earth
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the Earth is between the Moon and the Sun
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the Sun is between the Moon and the Earth
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the Moon is blocked by the Sun
The Moon's shape appears to change from night to night. We call the shapes
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phases
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orbits
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ecliptic
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eclipses
The plane in which the planets orbit is called the
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ecliptic
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eclipse
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orbit
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galaxy
the closest planet to the Sun is
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Mercury
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Venus
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Pluto
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Jupiter
the hottest planet is
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Venus
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Mercury
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Mars
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Jupiter
the only planet at the right temperature for liquid water is
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Earth
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Venus
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Mars
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Mercury
asteroids are
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a band of rocks beyond Mars' orbit
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debris from a planet which exploded
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"shooting stars"
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meteorites
the largest planet is
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Jupiter
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Earth
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Saturn
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Neptune
William Herschel discovered
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Uranus
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the Moon
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Neptune
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Pluto
Galileo discovered
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four moons of Jupiter
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Jupiter
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Saturn
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Pluto
the "Milky Way" is
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The galaxy that we're inside
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our solar system
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the asteroid belt
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where comets orbit, beyond Pluto
the fifth planet from the Sun is
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Jupiter
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Mars
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Saturn
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Venus
The second planet from the Sun is
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Venus
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Earth
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Mercury
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Mars
Planets
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are made of rock or gas, and do not give off their own light
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are bigger than stars
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shine brightly with their own light
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are further away than stars
Galileo was in conflict with the Church because
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he claimed the Earth was not the centre of the solar system
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he claimed that the Earth was the centre of the solar system
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of his ideas about gravity
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he claimed that God did not make the Earth
a galaxy is
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billions of stars, sometimes in a spiral shape
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a large planet
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a constellation
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a bright star
OK
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