SUN, INNER TERRESTRIAL PLANET REVIEW

How many times is the mass of the Sun greater than the mass of Earth?

• 333 thousand times

• 109 times

• 93 million times

• 150 million times

What is the diameter of the Sun in relation to Earth's diameter?

• 333 thousand times

• 109 times

• 93 million times

• 150 million times

What is the surface temperature of the Sun?

• 5,500 degrees C

• 93 million degrees C

• 150 million degrees C

• 333 thousand degrees C

What is the distance from the Earth to the Sun?

• 333 thousand kilometers

• 109 million kilometers

• 93 million miles

• 150 million kilometers

How old is the Sun?

• 93 million years

• 109 billion years

• 333 thousand years

• 4.5 billion years

What percentage of the solar system's mass does the Sun contain?

• 74%

• 93%

• 99.8%

• 109%

What process occurs at the center of the Sun that generates heat and light?

• Photosynthesis

• Nuclear fission

• Nuclear fusion

• Chemical combustion

What is the main source of energy for the Solar System and life on Earth?

• The Moon

• The Sun

• Wind

• Geothermal energy

What do plants use to harness energy from the Sun?

• Cellular respiration

• Photosynthesis

• Fermentation

• Fossil fuels

Which of the following is a way to convert energy from the Sun directly into electricity?

• Combustion engines

• Solar cells

• Hydroelectric power

• Nuclear reactors