Exploring the Four Inner Planets

Alice the astronaut introduces the four inner planets of our solar system: Mercury, Venus, Earth, and Mars. Each planet is described in terms of its position relative to the Sun, size, atmosphere, temperature, and unique features. Mercury is the smallest and closest to the Sun, Venus is the hottest with a thick atmosphere, Earth is the only planet with life, and Mars is known for its red color and large volcano. The video concludes with a preview of the next video on the outer planets.

How many planets are there in our solar system?

• Ten

• Eight

• Nine

• Seven

Which planet is closest to the Sun?

• Mercury

• Venus

• Earth

• Mars

What is the main reason Venus has such high temperatures?

• Greenhouse gases

• Proximity to the Sun

• Volcanic activity

• Atmospheric pressure

Which planet is known as the morning star or evening star depending on its position?

• Venus

• Mars

• Jupiter

• Saturn

What is the main component of Venus' clouds?

• Oxygen

• Nitrogen

• Hydrogen

• Carbon Dioxide

What percentage of Earth's surface is covered by water?

• 70%

• 60%

• 50%

• 80%

Which planet is known as the Red Planet?

• Jupiter

• Mars

• Venus

• Saturn

Which planet has the longest year in terms of Earth days?

• Earth

• Mars

• Venus

• Mercury

What is unique about Mars' seasons compared to Earth's?

• They are shorter

• They are longer

• They are the same

• Mars has no seasons

Which planet is known for having the largest volcano in the solar system?

• Jupiter

• Mars

• Venus

• Earth