The Earth System Unit Review

The nebular theory is the most widely accepted theory of...

• how the Milky Way galaxy was formed.

• how the universe was formed.

• how the solar system will be destroyed.

• how the solar system was formed.

Tags

NGSS.MS-ESS1-2

The accepted explanation of the formation of the universe is called the

• nebular theory

• big bang theory

• black hole theory

• supernova theory

Tags

NGSS.HS-ESS1-2

What is found in the very center of a nebular cloud?

• A protostar

• A planet

• A protoplanet

• A planetesimal

The group of planets that are small, rocky and dense are considered to be _______ planets, and are called the ________ planets.

• inner, Terrestrial

• inner, Jovian

• outer, Terrestrial

• outer, jovian

The group of planets that are large, gaseous, and have rings are considered to be _________ planets, and are called the ________ planets.

• inner, Terrestrial

• outer, Jovian

• outer, Terrestrial

• inner, Jovian

How old is our solar system?

• 4.6 billion years
• 13.8 billion years
• 6,000 years
• 15,000 years

Tags

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

NGSS.MS-ESS1-4

A cloud of dust and gas are the leftovers from a . . .

• nebula

• supernova

• accretion disc

• bombardment

Tags

NGSS.HS-ESS1-2

When a giant star dies in a huge explosion it is called a . . .

• supernova

• nebula

• pulsar

• black hole

Tags

NGSS.MS-ESS1-2

The sun and everything that revolves around it.

• solar system
• galaxy
• universe
• rotation

Tags

NGSS.MS-ESS1-1

NGSS.MS-ESS1-2

NGSS.MS-ESS1-3

What is the name for this group of solar system objects?

• inner, Terrestrial planets

• outer, Terrestrial planets

• inner, Jovian, asteroids

• outer, Jovian comets

Tags

NGSS.MS-ESS1-3