Exploring Our Solar System

What are the names of the four inner planets?

• Mercury, Venus, Earth, Mars

• Earth, Mars, Jupiter, Saturn

• Mercury, Venus, Earth, Jupiter

• Jupiter, Saturn, Uranus, Neptune

Which planet is known as the 'Evening Star'?

• Venus

• Jupiter

• Saturn

• Mars

What is the closest planet to the Sun?

• Mercury

• Mars

• Venus

• Earth

What is unique about Venus's atmosphere?

• Venus's atmosphere is extremely dense, primarily composed of carbon dioxide, and has clouds of sulfuric acid.

• Venus has a thin atmosphere with no clouds.

• Venus's atmosphere is mostly nitrogen and oxygen.

• The atmosphere of Venus is cooler than that of Earth.

How does Mercury's temperature vary between day and night?

• Mercury's temperature remains constant at 0°C (32°F) throughout the day and night.

• Mercury's temperature can reach 430°C (800°F) during the day and drop to -180°C (-290°F) at night.

• During the day, Mercury's temperature drops to -100°C (-148°F) and rises to 200°C (392°F) at night.

• Mercury experiences temperatures of 100°C (212°F) during the day and -50°C (-58°F) at night.

What surface features are found on Mercury?

• Dense atmosphere with clouds

• Oceans and large lakes

• Heavily cratered landscape, impact craters, smooth plains, scarps, and hollows.

• Lava flows and volcanic mountains

What is Earth's primary gas in its atmosphere?

• Argon

• Oxygen

• Nitrogen

• Carbon Dioxide

How does Earth's climate support life?

• Earth's climate supports life by maintaining stable temperatures, providing water, and enabling diverse ecosystems.

• Stable temperatures lead to extreme weather conditions.

• Climate change has no impact on ecosystems.

• Earth's climate is too harsh for any life forms.

What are the main differences between inner and outer planets?

• Inner planets are rocky and closer to the Sun; outer planets are gas giants and farther from the Sun.

• Inner planets are gas giants and farther from the Sun.

• Outer planets are rocky and closer to the Sun.

• Inner planets have rings and are larger than outer planets.

Which planet has the most moons?

• Saturn

• Jupiter

• Mars

• Venus