Preview of Sun Flashcard

Front

What process creates energy from the sun?

Back

Nuclear fusion.

Front

Why don't solar eclipses happen every month?

Back

Solar eclipses do not happen every month because the Moon's orbit is tilted, preventing perfect alignment with the Earth and Sun.

Front

What can Coronal Mass Ejections (CMEs) cause on Earth?

Back

CMEs can cause geomagnetic storms, satellite disruptions, power grid failures, and auroras.

Front

What are sunspots?

Back

Sunspots are areas of gas on the sun that are cooler than the gas around them.

Front

How old is the sun?

Back

About 4.5 billion years.

Front

What is the main source of energy for the Earth?

Back

The sun.

Front

What is solar wind?

Back

Solar wind is a stream of charged particles released from the sun's atmosphere.

Front

What are solar flares?

Back

Solar flares are sudden eruptions of energy on the sun's surface.

Front

What is the significance of the sun's core?

Back

The sun's core is where nuclear fusion occurs, producing energy.

Front

What is the difference between solar eclipses and lunar eclipses?

Back

Solar eclipses occur when the Moon blocks the sun, while lunar eclipses occur when the Earth blocks sunlight from reaching the Moon.