What was baby Earth like?

Which of the following are NOT challenges humans would have faced if they lived on early Earth?

• meteors and asteroids

• clean air

• extreme levels of radiation

• the surface was covered in molten lava

What was the temperature of early Earth?

• Hot

• Cold

Why is it important that the inner core is made of metal?

• We can drill for metal to create coins

• It creates a magnetic field/shield around Earth

• It makes the Earth a more solid planet

What is the mantel made of?

• Rock

• Hydrogen and Helium

• Hot Lava

• Metals

What can Earth's crust be compared to?

• A turtle's shell

• Crab's shell

• Eggshell

• Pistachio Shell

How was the Earth's atmosphere formed?

• Left over radiation from the beginning of time

• A dinosaur farted and the fart got trapped in the sky

• Gases bubbled up and evaporated and held on to Earth

Which meteorologist hypothesized that the continents at one time fit together forming one giant continent?

• Alfred Wegner

• Wladimir Koppen

• Daniel Gabriel Fahrenheit

• David Christain

What was this supercontinent called?

• Earth

• Pangaea

• Crust

• Wegner

Why didn't scientists believe Wegner's Pangaea theory?

• The continents don't all fit together

• There was not a lot of science back then

• They couldn't feel the continents moving

• He couldn't prove how the continents moved

What happens when oceanic crust and continental crust collide?

• Volcanic eruptions

• The continental crust forms mountains with the oceanic crust

• The oceanic crust slides under the continental crust

• Tornadoes and thunderstorms