Sun and Its Effects Quiz

What might happen if everyone had their own mini sun?

• The Earth would become darker.

• Temperatures would drop significantly.

• The original sun would become more popular.

• There would be a risk of setting houses on fire.

What causes sunburn on human skin?

• Microwave radiation

• Visible light

• Ultraviolet radiation

• Infrared radiation

What is the term for the programmed cell death that helps prevent cancer from sun damage?

• Necrosis

• Apoptosis

• Mitosis

• Photosynthesis

Why is it dangerous to look directly at the sun?

• It can make you sneeze.

• It can lead to eye conditions like photokeratitis.

• It can cause skin burns.

• It can cause hair loss.

What is solar retinopathy?

• A condition affecting the heart

• A condition affecting the lungs

• A condition affecting the eyes

• A condition affecting the skin

Why do sunsets appear red?

• Due to the reflection of the ocean

• Because of the romantic atmosphere

• Due to the scattering of blue and violet light

• Because the sun changes color

What happens to the Earth if the sun disappears?

• It would start rotating faster.

• It would become a new sun.

• It would fly off into space.

• It would remain in its orbit.

If the sun became half its size, what would happen to the Earth's climate?

• It would completely freeze.

• It would remain the same.

• It would become hotter.

• It would become tropical.

What would happen to the solar system if the sun turned into a black hole?

• The solar system would expand.

• Planets would continue orbiting as before.

• The sun would explode.

• All planets would be sucked in.

What is a key factor in the formation of a black hole?

• A star's mass being equal to the sun

• A star's mass being about 10 times the sun's mass

• A star's mass being less than the sun

• A star's mass being less than a planet