Properties of Stars

Match

Match the following layers of the sun

• Core

• Corona

• Photosphere

The hottest region

Sun's atmosphere

The sphere of light

• The hottest region

• Sun's atmosphere

• The sphere of light

Multiple Choice

The sudden bursts of energy that flash off of the sun's surface.

• Coronal Mass Ejection

• Prominence

• Flare

Multiple Choice

It is the process by which two nuclei combine to form heavier element (H --> He)

• Nuclear Fission

• Nuclear Explosion

• Nuclear Fusion

• Nuclear Reaction

Reorder

Reorder the following to demonstrate the life cycle of a main sequence star.

• Main sequence star

• Red Giant

• Planetary Nebula

• White Dwarf

1

2

3

4

• 1
• 2
• 3
• 4

Reorder

Reorder the following to demonstrate the life cycle of a high mass star

• High Mass Star

• Red Supergiant

• Supernova

• Neutron star/Black hole

1

2

3

4

• 1
• 2
• 3
• 4

Open Ended

What can you say about the size and color of stars from left to right as seen in the previous graph?

Open Ended

What do you observe in the previous diagram?

Open Ended

What do you observe in the second diagram?

Open Ended

Why do you think astronomers used another unit of distance (light years) instead of kilometers?