Earth Layers + Pangaea

What is the layer at the center of the Earth?

• Crust

• Core

• Mantle

• Lithosphere

Fill in the Blank: Crust, Lithosphere, _______, outer core, inner core

• Mantle

• Oxygen

• Asthenosphere

• Tectonic Plates

Roughly 4.5 billion years ago ....

• The first humans were created

• Pangaea existed

• The Earth was formed

• The Sun exploded

The Hadean Eon was the first part of Earth's history. TRUE or FALSE

• TRUE

• FALSE

The Giant Impact Hypothesis talks about the formation about what?

• The Oceans

• The Moon

• The Earth

• Saturn

Rodinia and Pangaea are examples of ________.

• Continents

• Students in this class

• Planets

• Supercontinents

Where did the first forms of life evolve?

• In a microwave

• Near Hydrothermal Vents

• Mars

• On an Apple tree

What two things did ozone do for early life?

• Block UV rays

• Block sunlight

• Smell really good

• Make the Earth hotter

• Make the earth colder

Life first evolved in the Hadean Eon. TRUE or FALSE

• TRUE

• FALSE

Homo Sapiens (humans) first appeared roughly ....

• 4.5 billion years ago

• 100000 trillion seconds ago

• 2 million years ago

• 200,000 years ago