T3 WW3 AU3 Reviewer

Match

Match the inner planets to the description that best describes them.

• Mercury

• Venus

• Earth

• Mars

Closest planet to the Sun

Hottest planet in the Solar System

Only planet known to support life

Known as the Red Planet

• Closest planet to the Sun

• Hottest planet in the Solar System

• Only planet known to support life

• Known as the Red Planet

Multiple Choice

Which of the following best describes the primary composition of inner planets?

• Mostly composed of hydrogen and helium

• Rocky with solid surfaces

• Composed mainly of gases like methane and helium

• Covered entirely by liquid water

Multiple Choice

What factor primarily determines a planet's potential to support life?

• Distance from the sun
• Presence of liquid water
• Atmospheric composition
• Surface temperature

Multiple Choice

What phenomenon causes the variation in the length of seasons on Mars?

• Elliptical orbit around the Sun
• Retrograde motion of Mars
• Axial tilt of Mars
• Atmospheric pressure on Mars

Multiple Choice

Which planet has the highest average density?

• Earth
• Venus
• Saturn
• Mercury

Multiple Choice

What characteristic makes Jupiter significantly different from other gas giants?

• Lack of moons

• Intense magnetic field

• Liquid surface

• Absence of storms

Multiple Choice

Which feature distinguishes outer planets from inner planets?

• Presence of rings

• Lack of atmosphere

• Smaller size

• Higher surface temperature

Multiple Choice

Which planet has the strongest winds in the solar system?

• Saturn
• Mars
• Jupiter
• Neptune

Multiple Choice

What is the main reason astronomers classify Pluto as a dwarf planet rather than a full-fledged planet?

• Inability to clear out its neigborhood

• Lack of atmosphere

• Eccentric orbit

• Absence of moons

Multiple Choice

Which of the following is not a characteristic of asteroids?

• Composed primarily of rock and metal

• Found mainly in the asteroid belt between Mars and Jupiter

• Generally spherical in shape

• Range in size from meters to hundreds of kilometers

Multiple Choice

What is the name for the rocky remnants from the formation of the solar system found mostly in the Kuiper Belt and Oort Cloud?

• Asteroids
• Planets
• Meteoroids
• Comets

Multiple Choice

What is the term for the process by which a comet's icy nucleus vaporizes as it approaches the Sun, producing a glowing coma and tails?

• Outgassing
• Sublimation
• Condensation
• Melting

Multiple Choice

What role does the solar wind play in the formation of comet tails?

• The solar wind attracts dust and gas particles towards the comet's nucleus.
• The solar wind pushes dust and gas particles away from the comet's nucleus.
• The solar wind has no impact on the formation of comet tails.
• The solar wind causes the comet's nucleus to shrink.

Multiple Choice

What is the primary difference between a short-period comet and a long-period comet?

• Shape
• Orbital period
• Color
• Size

Multiple Choice

What differentiates a meteoroid from a meteorite?

• A meteoroid is larger than a meteorite.
• A meteoroid is made of ice, and a meteorite is made of rock.
• A meteoroid is a type of asteroid, and a meteorite is a type of comet.
• A meteoroid is in space, and a meteorite has landed on Earth.