Celestial Bodies and Their Properties

What is the term for the path that a celestial body follows as it moves around another body?

• Elliptical Orbit

• Straight Line

• Circular Path

• Random Motion

Which galaxy is Earth and its solar system a part of?

• Andromeda Galaxy

• Milky Way Galaxy

• Triangulum Galaxy

• Whirlpool Galaxy

What are examples of scale properties in the solar system?

• Temperature and humidity

• Sizes of an object's layers, surface features, and orbital radius

• Color and brightness

• Speed and velocity

What is the lesson objective for days 1-3 in the Astronomy Unit Overview?

• What is our solar system and how did it form?

• What is the history of the universe?

• What makes up our solar system?

• What is Newton's Law of Gravitational Attraction?

What is the focus of the lesson on days 4-5?

• What makes up our solar system?

• What is the history of the universe?

• What is our solar system and how did it form?

• Review Day: Study Guide

How many galaxies are there in the Universe?

• Over 10 billion

• Over 50 billion

• Over 100 billion

• Over 200 billion

What is the maximum distance in light-years that the James Webb telescope can observe?

• 13.5 billion light-years

• 14 billion light-years

• 13 billion light-years

• 12.5 billion light-years

The significance of the "Dark Ages" in the Big Bang Theory is (a)  

• Formation of the solar system
• Cooling of the universe
• Formation of black holes
• Expansion of galaxies

What is a galaxy?

• A collection of billions of stars held together by gravity.

• A single star with planets orbiting it.

• A group of planets without stars.

• A large asteroid belt.

At what speed does the Milky Way galaxy revolve at the point where our Sun is located?

• 130 miles per second

• 100 miles per second

• 150 miles per second

• 200 miles per second