Earth & the Formation of Our Solar System

Approximately 98% of the atomic matter in the Universe consists of which of the following?

Choose 1 answer:

• Oxygen and Helium

• Hydrogen and Oxygen

• Hydrogen and Helium

• Silicon and Helium

The formation of our Solar System, including Earth, marks which threshold of increasing complexity in Big History?

Choose 1 answer:

• 4th

• 6th

• 2nd

• 3rd

What is accretion?

Choose 1 answer:

• The process of atoms and molecules clumping together to create larger and larger lumps of matter

• The process of atoms combining chemically to form a variety of different molecules

• The process of atoms and molecules bumping into one another, creating water

• A gas emitted by the Sun

Tags

NGSS.MS-PS1-1

What percent of atomic matter in the Universe is responsible for creating objects more complex than

stars?

Choose 1 answer:

• 98%

• 42%

• 2%

• 74%

What are the four most common elements that make up the Earth’s crust?

Choose 1 answer:

• Oxygen, silicon, aluminum, iron

• Oxygen, silicon, helium, iron

• Hydrogen and helium

• Oxygen, hydrogen, helium, iron

When did our Earth form, approximately?

Choose 1 answer:

• We don’t know when the Earth formed.

• 2.6 billion years ago

• 4.5 billion years ago

• 13.8 billion years ago

What percentage of the Earth is made up of elements other than Hydrogen and Helium?

Choose 1 answer:

• 2%

• 45%

• 90%

• 85%

When atoms join together chemically, what are they called?

Choose 1 answer:

• Molecules

• Atom-clusters

• Accretion

• Matter

Which planets are considered the “gassy giants”?

Choose 1 answer:

• Jupiter, Saturn, Uranus, and Neptune

• Earth, Saturn, Uranus, and Neptune

• Mercury, Venus, Earth, and Mars

• Mercury, Saturn, Uranus, and Neptune

What process enabled the formation of our inner rocky planets, including our planet Earth?

Choose 1 answer:

• Supernova

• Collision

• The Big Bang

• Accretion

Tags

NGSS.HS-ESS1-6