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Science test
The longest and least enjoyable task ever to be done in the history of the world
Question | Answer |
---|---|
People don't know that Neptune actually does have a very thin collection of what? | Rings |
Neptune is made of? | Hydrogen, Helium and Methane |
Why does Neptune look blue? | Because the methane absorbs the red light from the sun. |
The winds on Neptune can reach up to ___________? | 2000 km per hour |
The surface of Neptune can reach what degrees celsius? | -200 c |
A year on Uranus is how many earth years? | 84 |
Uranus rotates unusually. How does it rotate? | On it's side |
Uranus was the first planet to be discovered with a ___________________? | telescope |
Uranus possesses two sets of ______________ made up of dust ________ ___________ | rings, sized particles |
The gaps inside Saturns rings are caused by what? | The gravitational pull of the planet |
one year on saturn = how many earth years | 30 |
saturn is a ___________ made up of _____________ and ____________ | gas giant, hydrogen helium |
saturn has _____ known moons and moonlets | 150 |
saturn has the most vast ________ _________ in our solar system | ring system |
Earth is the __________ planet in our solar system | densest |
ocean tides are created by | the gravitational pull of the moon, the sun and the rotation of the earth |
the earths rotation is gradually __________ | slowing |
coronal mass ejections cause? | the northern and southern lights |
There are signs of ancient _______ on Mars | floods |
Mars is most like _______ than any other planet | earth |
Mars has the largest __________ storms than any other planet | dust |
On mars the sun appears _____ the size than it does on earth | half |
Mars is home to the tallest mountain - | Mount Olympus Mons |
Venus is known as earths twin sister because | their similar in size, mass and composition |
venus is the second ___________ thing in our night sky other than the moon | brightest |
Venus rotates in the ___________ direction as most planets | opposite |
The atmospheric pressure on Venus is __ times stronger than earth | 90 |
The atmosphere on Venus is about __% carbon dioxide | 95 |
why is Venus the hottest planet and Mercury isn't | because of the amount of carbon dioxide in Venus' atmosphere |
How many earth hours is Jupiters day | 10 |
Jupiter weighs approx. how many earths? | 320 |
Jupiter has the biggest moon in solar system - | Ganymede |
takes how many earth years to orbit sun | 12 |
jupiter big red spot bigger than earth has ________ to it's __________ size ever | shrunk, smallest |
Mercury has ___ moons | 0 |
The solar winds always blows Mercurys __________________ away | atmosphere |
Most of the craters on Mercury are still visible because? | there is no weather to blow them away |
Mercury is the closest to the sun but not the hottest which one is the hottest? | Venus |
One year on mercury = earth days | 88 |
Pluto has _ moons | 5 |
which of plutos moons is the largest | Charon |
Pluto rotates ___________ direction than most other planets (like venus) | opposite |
Pluto is closer to the sun than __________ for __% of its orbit | Neptune, 10 |
Pluto was the first _______ belt object to be discovered | kuiper |
pluto is made up mostly of _____ and probably has a _____ core | ice, rocky |
Comets are known as ___________ __________ that orbit the sky | dirty snowballs |
Comets orbit starts __________ our solar system | outside |
what are comets made up of? | rock, ice, frozen gases and dust |
they are the size of a | small town |
when they get close to the sun what happens | the temp rises and they release huge amounts of gas and dust to create a glowing head and two tails that spread away from the sun for millions of miles |
what are the five parts of a comet | head, nucleus, coma, dust tail, ion tail |
asteroids are made up of? |