According to the big bang theory, the universe originated as a _____.

• point where all matter and energy was concentrated in a cloud of dust
• complete, limitless void without any matter or energy
• complex system of galaxies that has since been expanding
• massive sphere of matter and energy with near-infinite diameter

Which theory is used to explain the formation of the universe?

• the Creation Theory
• the Big Bang Theory
•  the Geocentric Theory
•  the Heliocentric Theory

The theory that the Earth was the center of the solar system is known as the ___________.

• oscillating theory
• heliocentric theory
•  geocentric theory
• big bang theory

Where is our solar system located in the Milky Way Galaxy?

• center
• outer rim (arm)
• outside the galaxy
• not part of the Milky Way Galaxy

Which option below accurately represents the relationship between the earth, universe, and galaxy? (smallest to largest)

• Galaxies, Universe, Earth
• Universe, Earth, Galaxies
• Earth, Universe, Galaxies
• Earth, Galaxies, Universe

The diagram below represents the Sun and planets of our solar system.
Earth and other planets revolve around the Sun and make up the solar system. Which planet on the above diagram represents Earth?

• G
• H
• K
• M

How is Saturn different from Earth?

•  Saturn is smaller than Earth.
• Saturn is closer to the Sun than Earth.
• Earth has a moon, while Saturn does not have any moons.
• Earth is made mostly of rock, while Saturn is made mostly of gas

Which of the following best describes Earth’s orbital position in our solar system?

• An inner planet
• An outer planet
•  Outside of the gas giants
• Outside of three smaller planets

A hurricane-type cloud known as the Great Red Spot can be found on which planet?

• Mars
• Saturn
• Jupiter
• Uranus

The Earth is very different from other planets in the solar system because it has the most __.

• liquid water
• solid rock
• volcanoes
• high winds