Sun
What is the farthest " dwarf planet" from the sun?
Pluto
How many planets are there in the solar system?
Name them in order
8
Merc,Venus,E, Mars,Jup, Sat,Ura,Nep
The Earth has how many layers?
name them
4,
Crust, Mantle, Outer and Inner core
What planets have the shortest orbital period?
Venus and Mercury?
What two planets is mars in-between?
Earth is how old?
4.6 billion years old
This is the hottest part of the Earth and is considered a hot solid iron ball.
What is the inner core?
Which planet is the furthest from the sun?
What is neptune? 2.79 billion miles away
23.5 degrees to the right
This is the outer layer of Earth and is about 50 km thick.
What is the crust?
What is a planet called OUTSIDE our solar system?
An exoplanet
What process does the sun go through to create energy?
Nuclear fusion
What planet has the longest day? (takes the longest to rotate on its axis)
A day on Venus is longer than a year. That's 243 Earth days to rotate once – the longest rotation of any planet in the Solar System – and only 224.7 Earth days to complete an orbit of the Sun.
Earth is the only planet to have what?
This is the widest/deepest section of Earth underneath the crust, and contains convection currents.
What is the mantle?
Scientist believe this theory is the reason why we are here today
Big bang theory
How far is the sun from Earth
93 million miles (149 million kilometers)
What separates Earth and Mars?
An asteroid belt
How long does it take the earth to orbit the sun? how long does it take to rotate on its axis? two answers
365 days, 24 hrs
Why isn't Pluto a planet?
It does not have gravity strong enough to clear its path of debris