Formation of the Earth

The Precambrian Eon was the longest in Earth's history

• True

• False

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NGSS.MS-ESS1-4

Dinosaurs were the first animals on Earth

• True

• False

What was the Hadeon Era like for the new planet?

• Fiery chaos everywhere, nothing could survive

• Super green and lush with forests

• Oceans were forming in the early earth time

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NGSS.MS-ESS2-4

What was the Great Oxygenation Event?

• When bacteria caused oxygen to accumulate in the atmosphere

• AirSupply

• When all the air was filled with poisonous gases

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NGSS.MS-LS1-6

3.8 billion years ago, what caused the oceans to form?

• it rained and flooded

• Water rich comets peppered the earth causing water to collect and form oceans

• The bacteria grew water from gases

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NGSS.MS-ESS2-4

NGSS.MS-ESS2-1

When did the Phanerozoic Eon ( the eon we currently live in) begin?

• 550 million years ago

• 20 years ago

• 4 billion years ago

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NGSS.MS-ESS1-4

What processes caused changes to the earth? Select all that apply.

• Plate tectonics shifted and formed the land

• Erosion helped form valleys and mountains

• Other objects from space hitting Earth and making formations

• Weathering of rocks

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NGSS.MS-ESS2-3

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Eons are subdivided into _________.

• eons

• eras

• periods

• epochs

Tags

NGSS.MS-ESS1-4

The Geologic Time Scale is a record of what?

• old geologists
• sweet geology music
• the known history of rocks and fossils
• a list of every living thing ever

Tags

NGSS.MS-ESS1-4

Preserved remains of plant and animals from the remote past are called _______________.

• Rocks

• Dinosaurs

• Strata

• Fossils

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NGSS.MS-ESS2-3

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