Spheres of Earth
What is the shape of Earth?
Sphere
What are the 3 main layers inside Earth?
Core, Mantle, Crust
Which direction do magnetized objects point? (Like a compass)
North
Heat dries a puddle on a hot day due to
Evaporation
Why have we only been about to drill a tiny bit into the crust and not more?
The heat from drilling, ...pressure, money, general answers ok
All the Earths liquid water AND
All the Earth's Ice
Hydrosphere and Cryosphere
How far have we dug down into the Earth?
Only part way through the crust (about 11 miles)
What is the difference between lava and magma?
Magma is molten rock underground, lava is molten rock above ground
How big is a Snoot?
5 foot 7
If the Earth's core is made of metal, and we know Iron rusts, why isn't the core rusted?
Needs oxygen and water
All the air / gasses around Earth
Earth's rocky body
All life on Earth
Atmosphere
Geosphere
Biosphere
The Earth's core is mostly made up of what two metals?
Nickel and Iron
As you go deeper into Earth, these two things happen
Heat and Pressure increase
What is something that NASA admits about its Mars pictures they have taken?
They use a filter to make it appear more red than it is
If 6th grade Miles was measured in Snoots, how tall is Miles
A Snoot minus a few inches / answers vary slightly
The two most dangerous spheres to humans, in general are.... or reworded.....the two spheres where I could put a human and they would not do well physically.
Atmosphere and Cryosphere
The Lithosphere
Upper part of mantle, lower part of crust
How do we know that the layers are different inside the earth if we have never dug down that far?
Sonar
(Earthquake waves, other frequency waves)
If you dug a hole through Earth and jumped in, how long would it take you to reach the opposite side?
You wouldn't. The gravity would pull you back to the center and you would bob in the center
Defend the position - Earth is round / a sphere
(state reasons why someone would say the Earth is round)
Answers vary....pictures from space, the way shadows cast, etc
The Geosphere includes the smallest_________ to the biggest _____________
grains of sand
mountains (biggest rocks)
The plastic gooey layer of Earth's mantle
The Asthenosphere
Explain density
(you can't just use something hard as an example)
Tightly packed together
What does the word SCUBA stand for?
Self
Contained
Underwater
Breathing
Apparatus
Defend the position - Earth is flat
(state reasons to give why someone would say the Earth is flat)
answers vary, may include Antartica treaty, conspiracy theories, Ice wall, etc.