A dark spot on the photosphere of the sun

• corona
• solar flare
• sunspot
• magnitude

The visible surface of the sun

• galaxy
• universe
• corona
• photosphere

The distance light travels in one Earth year; about 6 trillion miles

• galaxy
• universe
• light-year
• corona

Identify part 6.

• photosphere
• chromosphere
• corona
• radiation zone

Identify part 7.

• sunspot
• solar flare
• corona
• radiation zone

Identify part 9.

• sunspot
• solar flare
• granules
• prominence

How many Earths could fit inside the Sun?

• About 1 million
• About 2 million
• About 1.5 million
• About 2.5 million

What is the Sun mostly made of?

• Stars
• Hydrogen and Helium
• Oxygen
• Carbon Dioxide

Moving areas of magnetic activity with temperatures that are cooler than the area of the photosphere

• Photosphere
• Corona
• Sunspots
• Prominence

The outermost layer of the Sun's atmosphere

• Photospher
• Corona
• Sunspot
• Solar Flare