Mercury Quiz

What is the maximum temperature reached on Mercury's surface during the day?

• 430°F (221°C)

• 800°F (430°C)

• -290°F (-180°C)

• 180°F (82°C)

What is the minimum temperature experienced on Mercury's surface at night?

• 430°F (221°C)

• 800°F (430°C)

• -290°F (-180°C)

• 180°F (82°C)

Why is Mercury not the hottest planet in our solar system despite its proximity to the Sun?

• Lack of atmosphere

• Dense atmosphere

• High reflectivity

• Close proximity to Venus

What is the orbital period of Mercury around the Sun?

• 365 days

• 88 days

• 180 days

• 1 year, 6 months

What is Mercury's axial tilt, and how does it affect the planet's seasons?

• 23.5 degrees, causes distinct seasons

• 2 degrees, no seasons

• 45 degrees, extreme seasons

• 0 degrees, constant temperature

How many moons does Mercury have?

• 1

• 2

• 0

• 3

What is the main composition of Mercury's exosphere?

• Nitrogen

• Carbon dioxide

• Oxygen, sodium, hydrogen, helium, and potassium

• Methane

What is the primary factor responsible for the formation of Mercury's craters and surface features?

• Tectonic plate movement

• Volcanic activity

• Erosion by wind

• Collisions with meteoroids and comets

What distinguishes Mercury's surface from Earth's Moon?

• Coloration of surface material

• Absence of cliffs

• Lack of impact craters

• Presence of a thick atmosphere

How thick is Mercury's outer shell, including the mantle and crust?

• 2,440 kilometers

• 400 kilometers

• 1,289 miles

• 85% of the planet's radius