Earth
Seasons
Seasons Part 2
Solar System
Miscellaneous
100
The spinning of Earth on its axis
What is Rotation?
100
The seasons we experience an Equinox
What are fall and spring?
100
It is winter in the Northern hemisphere, therefore it is this season in the Southern hemisphere.
What is summer?
100
This planet has the shortest rotation of 9.9 hours.
What is Jupiter?
100
Provides protection from Sun's radiation
What is earth's magnetic field?
200
The motion of Earth around the Sun
What is Revolution?
200
The seasons we experience solstices
What are winter and summer?
200
The Sun is directly over the Earth's equator and there are equal hours of daylight all over the world.
What is equinox?
200
This planet has the shortest revolution of 88 days.
What is Mercury?
200
An American scientist who proposed seafloor spreading.
Who is Harry Hess?
300
The curved path along which Earth moves around the Sun.
What is orbit?
300
The longest day of the year.
What is summer solstice?
300
It is winter in the Northern hemisphere, therefore the Sun is in this position relative to Earth.
What is directly over the SOUTHERN hemisphere?
300
This planet's day is longer than its year.
What is Venus?
300
Magma is forced up at mid-ocean ridges and creates new seafloor.
What is seafloor spreading?
400
The length of time it takes Earth to make one rotation
What is 24 hrs?
400
Shortest day of the year
What is winter solstice?
400
The Sun reaches its greatest distance north or south of the equator.
What is solstice?
400
He discovered Pluto.
Who is Clyde Tombaugh?
400
The rocks on the seafloor recorded a weak magnetic reading therefore scientists knew this had occurred.
What is Earth's polarity reversed?
500
The imaginary line drawn from the north geographic pole to the south geographic pole
What is Earth's axis?
500
23.5 degree tilt of Earth's axis and Earth's revolution around the Sun.
What causes Earth's seasons?
500
From the summer solstice to the winter solstice, the days do this.
What is become shorter?
500
This is on board the Voyager 1 and contains greetings in many languages, pictures of Earth, and a star map to where Earth can be found.
What is the Golden Record?
500
The name of the space probe which will arrive at Pluto in 2015.
What is New Horizons?
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