Evaluate: Hierarchy of the Universe

What is the largest structure in the universe?

• Solar System

• Galaxy

• Universe

• Planet

Tags

DOK Level 1: Recall

Which of the following is the correct order of the hierarchical relationships from smallest to largest?

• Planet, Solar System, Galaxy, Universe

• Solar System, Planet, Galaxy, Universe

• Galaxy, Solar System, Planet, Universe

• Universe, Galaxy, Solar System, Planet

Tags

DOK Level 1: Recall

What is the primary component of a galaxy?

• Planets

• Stars

• Moons

• Asteroids

Tags

DOK Level 1: Recall

Explain how the size of a galaxy compares to the size of a solar system.

• A galaxy is smaller than a solar system.

• A galaxy is about the same size as a solar system.

• A galaxy is much larger than a solar system.

• A galaxy and a solar system are not comparable in size.

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DOK Level 2: Skill/Concept

Describe the relationship between a planet and a solar system.

• A planet is a part of a solar system.

• A solar system is a part of a planet.

• A planet and a solar system are the same.

• A planet is larger than a solar system.

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DOK Level 2: Skill/Concept

Which of the following best describes the composition of the universe?

• Only stars

• Only galaxies

• Galaxies, stars, planets, and other astronomical bodies

• Only planets

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DOK Level 2: Skill/Concept

Analyze why galaxies are considered fundamental units of the universe.

• Because they contain only planets.

• Because they are the smallest structures in the universe.

• Because they contain stars, planets, and other astronomical bodies.

• Because they are isolated from other structures.

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DOK Level 3: Strategic Thinking

Alex is showing his friend what he learned about comparing the objects of space by their relative sizes.

If “W” represents the universe, what would “X” most likely represent?

• A solar system because it contains planets and stars.

• A nebula because that is what the planets formed from.

• A galaxy because it contains billions of stars and the planets.

• A universe because it contains billions of stars and the planets.

Tags

NGSS.MS-ESS1-3

Which of the following list the correct hierarchy in the Universe from biggest to smallest?

• Universe, galaxies, solar system, stars and planets

• Planets, stars, solar system, galaxies, universe

• Solar system, galaxies, stars, planets, universe

• Universe, solar system, galaxies, planets and stars

Tags

NGSS.MS-ESS1-3

An astronomer is looking at a recent picture of space, that was taken by the Hubble Space Telescope. He described the image by saying that it has a collection of many billions of stars bound together by gravitational attraction. What is the astronomer mostly like seeing in the picture.

• Moon

• Galaxy

• Planet

• Solar System

Tags

NGSS.MS-ESS1-2

NGSS.MS-PS2-4