Exploring the Sun/Earth/Moon Relationship

What is the primary source of light and heat for Earth?

• The Moon
• The Sun
• Jupiter
• Mars

How many Earths could fit inside the Sun?

• Over a million
• Over a thousand
• Over a hundred
• Over ten

What process does the Sun use to convert hydrogen into helium?

• Nuclear fission
• Nuclear fusion
• Chemical reaction
• Solar evaporation

What will happen to the Sun when it runs out of hydrogen?

• It will shrink
• It will explode
• It will become a red giant
• It will turn into a black hole

What is the speed at which Earth orbits the Sun?

• 10 miles per second
• 15 miles per second
• 20 miles per second
• 25 miles per second

What creates the northern lights on Earth?

• Solar flares
• Earthquakes
• Volcanic eruptions
• Tornadoes

What is the main reason Earth is dependent on the Sun?

• For its size
• For its gravity
• For its light and heat
• For its distance

What is the relationship between the Sun and Earth described as?

• A friendship
• A partnership
• A dependent relationship
• An independent relationship

How long until the Sun will expand into a red giant?

• 1 billion years
• 2 billion years
• 5 billion years
• 10 billion years

What is the mass of the Sun compared to Earth?

• It is smaller than Earth
• It is the same size as Earth
• It is much larger than Earth
• It is slightly larger than Earth