Rotation
How long does it take the Earth to complete a spin?
24 hours
What is the name of the invisible line that divides the Earth into 2 hemispheres?
The Equator
Does the Moon produce light?
No, it reflects the Sun´s light
Who invented the telescope?
Galileo Galilei
What is the name of the main theory that explains the origin of the universe?
The Big Bang Theory
What is the name of the invisible line that goes from the North Pole to the South Pole?
Axis
How long does the Earth take to complete a revolution?
365 days and 6 hours
What is the Moon?
A natural satellite that orbits around a planet
What is the name of the vehicles used to explore other planets´surfaces?
Rovers
What is the unit of measurement in space?
Light year
Why does the Earth rotate?
Because of the Sun´s gravity
What is the form of the way in which the Earth is orbiting around the Sun?
An ellipse
Why are there tides? How long does it take to go from low tide to high tide?
Because of the Moon´s gravity. 6 hours
This is the home and laboratory for the astronauts into space
International Space Station
What is the name of our galaxy?
The Milky Way
What is the way in which the Earth spins?
Anti-clockwise
What is the name of the year that has an extra day in February?
Leap year
What is the name of the Moon phase when the Moon and the Sun are on the same side of the Earth
New Moon
What is the name of the map invented and used by the ancient civilisations to study the stars?
Star charts
What is a meteor?
An asteroid that enters the Earth´s atmosphere
Why does the Earth have day and night?
Because the Earth spins around its own axis, causing day and night, depending on the side that is facing the Sun
Why are there different seasons in different parts of the planet?
Because the Earth is tilted and each hemisphere receives a different amount of heat and light from the Sun
What is the Moon phase where we can see almost the complete Moon growing and reflecting the Sun´s light?
Waxing gibbous Moon
They are launched to space to get a clearer and deeper view into space
Space telescopes
What is a comet?
A space snowball with frozen gas and dust