1-3 Patterns of Earth and Sky

What is the universe made up of?

• Only stars

• Matter, energy, and space

• Just planets

• Only gas clouds

Approximately how old is the universe according to scientists?

• 4.5 billion years

• 10.5 billion years

• 13.77 billion years

• 20 billion years

What is the universe described as in the learning material?

• A collection of planets

• Everything that has matter, energy, and space

• A group of stars

• A single galaxy

Where is our solar system situated in the Milky Way?

• At the center

• On one of the outer arms

• In the middle

• On the inner arm

What is the Milky Way galaxy described as?

• A small, static galaxy

• A big, swirling galaxy

• A tiny, swirling galaxy

• A big, static galaxy

What is our solar system a small part of?

• Andromeda Galaxy

• Milky Way Galaxy

• Triangulum Galaxy

• Whirlpool Galaxy

Which of the following objects revolve around the sun in our solar system?

• Only the Earth

• Only the Moon

• Planets, moons, asteroids, and comets

• Only comets

Which planet is closest to the sun?

• Venus

• Earth

• Mars

• Mercury

Which planet is known for its rings?

• Jupiter

• Saturn

• Uranus

• Neptune

What is the main reason planets orbit the sun?

• The sun's light

• The sun's heat

• The sun's gravity

• The sun's size