Understanding Our Sun and Solar System

What is the primary source of daylight on Earth?

• The Sun

• Proxima Centauri

• Other stars

• The Moon

How far is the Sun from Earth approximately?

• 27 million miles

• 400 million miles

• 100 million miles

• 93 million miles

What is the Sun's role in our solar system?

• It is the farthest star from Earth

• It is the coldest star

• It holds the solar system together with its gravity

• It is the smallest star

What is the solar cycle?

• A period of 11 years with varying solar activity

• A cycle of 5 years with constant solar activity

• A 20-year cycle of solar flares

• A 50-year cycle of sunspots

How long does it take for sunlight to reach Earth?

• 8 minutes and 20 seconds

• 5 minutes

• 15 minutes

• 10 minutes