Solar System - Planets and More

What is a meteor?

• A rock entering a planet's atmosphere.

• A type of star that falls from the sky.

• A cloud of gas in space.

• A satellite orbiting a planet.

True or False: Asteroids are made of the same materials as planets.

• True

• False

• Only some asteroids

• Asteroids are made of gas

What is a dwarf planet?

• A celestial body that orbits the Sun and is spherical but has not cleared its orbit of other debris.

• A large asteroid that orbits the Sun and is irregularly shaped.

• A moon that orbits a planet and is larger than the planet itself.

• A star that has not yet ignited nuclear fusion.

What is the correct order of the planets from the Sun?

• Mercury, Venus, Earth, Mars, Jupiter, Saturn, Uranus, Neptune

• Earth, Mars, Venus, Mercury, Jupiter, Saturn, Uranus, Neptune

• Venus, Earth, Mars, Mercury, Jupiter, Saturn, Uranus, Neptune

• Mars, Earth, Venus, Mercury, Saturn, Jupiter, Uranus, Neptune

What is the main difference between asteroids and comets?

• Asteroids are made of ice and dust, while comets are made of rock and metal.

• Asteroids are larger than comets and are found in the outer solar system.

• Asteroids are made of rock and metal, while comets are made of ice and dust.

• Asteroids have tails, while comets do not.

What is the role of gravity in the Solar System?

• Gravity keeps planets in orbit around the Sun and governs the motion of celestial bodies.

• Gravity is responsible for the color of the planets.

• Gravity only affects the Earth and its moon.

• Gravity has no significant role in the Solar System.

What is a comet?

• A small celestial body made of ice, dust, and rocky material that, when close to the Sun, develops a tail.

• A large planet that orbits the Sun and has a solid surface.

• A star that has exploded and is no longer visible.

• A type of asteroid that is primarily made of metal.

What is the largest planet in the Solar System?

• Earth

• Jupiter

• Saturn

• Mars

What happens to meteorites when they enter a planet's atmosphere?

• They hit the ground.

• They burn up completely before reaching the surface.

• They explode in the atmosphere.

• They float away into space.

What are the outer planets of the Solar System?

• Jupiter, Saturn, Uranus, Neptune

• Mercury, Venus, Earth, Mars

• Pluto, Eris, Haumea, Makemake

• Saturn, Jupiter, Earth, Mars