All About Mercury

The video provides an in-depth exploration of Mercury, using images from the MESSENGER probe. It covers Mercury's orbit, rotation, physical characteristics, surface conditions, and magnetic field. The video highlights Mercury's high density, unique surface features like the Caloris Basin, and its thin exosphere. It also explains Mercury's eccentric orbit and 3:2 spin-orbit resonance, resulting in unique day-night cycles. The video concludes with a view of Earth from Mercury, emphasizing the planet's fascinating attributes.

What percentage of Mercury is composed of metallic materials?

• 90%

• 30%

• 70%

• 50%

Which of the following is a distinctive feature of Mercury's surface?

• Volcanic mountains

• Narrow ridges

• Thick atmosphere

• Vast oceans

What is the temperature range on Mercury's surface?

• -50°C to 200°C

• 0°C to 100°C

• -100°C to 300°C

• -173°C to 400°C

What is the strength of Mercury's magnetic field compared to Earth's?

• 10%

• 5%

• 50%

• 1.1%

How long does it take for Mercury to complete one orbit around the Sun?

• 180 Earth days

• 59 Earth days

• 88 Earth days

• 365 Earth days

What is the orbital resonance of Mercury?

• 3:2

• 1:1

• 4:1

• 2:3

How often can we see Mercury transit in front of the Sun from Earth?

• Once every year

• Once every seven Earth years

• Once every decade

• Once every century