EOY Science Flashcards
How many planets are there in the solar system?
Seven
Order the planets by orbit diameter. Smallest to largest first.
Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune
What causes planets to show up as stars in the night sky?
Light from the sun reflecting.
How many inner planets are there and what are they called?
Four, the rocky planets
How many outer planets are there and what are they called?
The gas giant
What is the band of dust between Mars and Jupiter called?
The asteroid belt
What does planet mean in greek?
‘Wanderer’
Why are planets known as ‘wanderers’?
They seem to move in the night sky where the stars don’t
Why is Venus so hot?
Its atmosphere is made up of CO2 which traps radiation from the sun.
How can you prove that the earth is spinning?
If you time-lapse the night sky, the stars will look like they are spinning.
Where does the sun rise?
The east
Why are days longer in summer than in winter?
The sun is higher at noon than in winter.
Why is the Earth hotter in summer than in winter?
