Earth History and Fossils

How old is the universe?

• 3.5 billion years

• 4.6 billion years

• 14 billion years

• 25 million years

Tags

NGSS.HS-ESS1-2

How old is our earth and solar system?

• 3.5 billion years

• 4.6 billion years

• 14 billion years

• 25 billion years

Tags

NGSS.HS-ESS1-6

Which of the following correctly describes conditions on Earth when it first formed?

• It was being bombarded by meteorites and asteroids from space.

• It was twice as far from the sun as it is today.

• It had continents and oceans of water similar to today.

• It was very cold and covered in ice.

Which of the following correctly describes conditions on Earth when it first formed?

• It was much closer to the sun than it is now.

• It had a thick, oxygen-rich atmosphere.

• It had three moons around it.

• It had a very thin atmosphere made up of mostly hydrogen and helium.

Which is NOT a likely source of water for early Earth?

• The sun

• Comets

• Volcanic eruptions

Tags

NGSS.HS-ESS1-6

When do we have the earliest evidence for surface water on Earth?

• 4.5 billion years ago

• 3.8 billion years ago

• 3.5 billion years ago

• 2 billion years ago

Tags

NGSS.HS-ESS1-6

When do we have the earliest fossil evidence for life on Earth?

• 4.5 billion years ago

• 4.5 million years ago

• 3.5 billion years ago

• 2 billion years ago

Tags

NGSS.MS-LS4-1

The earliest fossils were _____ cells, which have no nuclei.

• Prokaryotic

• Eukaryotic

When did the first Eukaryotes appear?

• 3.5 billion years ago

• 3.5 million years ago

• 100,000 years ago

• 2 billion years ago

Tags

NGSS.MS-LS4-1

How are Eukaryotes different from Prokaryotes? (Pick 2!)

• Their cells always have walls.

• Their cells have nuclei.

• They can become multicellular organisms.

• The are always multicellular organisms.