The Sun
What is at the centre of our universe?
The Sun
Name the two theories to explain our solar system.
Heliocentric and Geocentric
Name the inner planets.
Mercury, Venus, Earth, and Mars
Asteroids are found in the asteroid belt between which two planets?
Mars and Jupiter
What causes the tides?
The moon's gravitational pull on the Earth.
Name the only star in our universe.
The Sun
Who developed the geocentric theory?
Ptolemy
Name the outer planets.
Jupiter, Saturn, Uranus and Neptune
What is another name for "Shooting Stars"?
Meteors
Name the largest object in our solar system.
Sun
Which theory says the planets orbits are circular?
Geocentric
Which planet is known as the Red Planet?
Mars
When this rock hits the Earth's surface it is called a ?
Meteorite
Solar wind, an outflow of gas from the corona, causes this phenomenon?
Northern Lights or Aurora Borealis
Who proved that the planets' orbits were elliptical?
Johannes Kepler
What are the two main gases that make up the Outer Planets?
Helium and Hydrogen
A rocky or metal body found floating in space is a ?
Meteoroid
Name the three layers of the Sun's interior.
Core, Radiative Zone and Convection Zone
What did Galileo use that proved the Heliocentric theory was correct.
A Telescope.
Which is the largest planet in the solar system?
Jupiter
______ are loose collections of ice, dust and rocky particles that orbit the sun.
Comet