Investigating the Sun-Earth-Moon System

What phase of the Moon is shown in the image?

• Waxing Gibbous Moon

• New Moon

• First Quarter Moon

• Waning Crescent Moon

Which of the following is the hottest among the sun, Earth, and moon?

• Earth

• Moon

• Sun

• They are all the same temperature

Which object is biggest in diameter?

• Sun

• Earth

• Moon

• They are all the same size

Which of the following is least massive?

• Sun

• Earth

• Moon

• They have equal mass

What type of surface does the Earth have?

• Rocky

• Liquid

• Gaseous

• Plasma

Which is farther from Earth, the sun or the moon?

• The sun

• The moon

• They are at the same distance

• Distance varies

What characteristic of the Sun distinguishes it from both Earth and the Moon?

• It is the only celestial body that emits light.

• It has the smallest diameter.

• It is the only celestial body with a solid surface.

• It is the only celestial body with an atmosphere.

Which of Earth's characteristics distinguishes it from both the Moon and the Sun?

• It supports life.

• It has the highest mass.

• It is the smallest in size.

• It has no atmosphere.

What is the primary element that fuels the nuclear fusion process in the Sun's core?

• Oxygen

• Carbon

• Hydrogen

• Nitrogen

Approximately how much hydrogen is converted into helium in the Sun's core every second?

• 700 kilograms

• 700 million tons

• 700 tons

• 700,000 tons