Celestial Bodies Flashcards
(26 cards)
What is a celestial body?
A natural object in space, such as a star, planet, moon, or asteroid.
True or False: The Sun is a star.
True
Fill in the blank: The __________ is the largest planet in our solar system.
Jupiter
What are the four terrestrial planets in our solar system?
Mercury, Venus, Earth, and Mars.
Which celestial body is known as the Red Planet?
Mars
Multiple Choice: Which of the following is not a planet? A) Mercury B) Orion C) Saturn
B) Orion
What is the primary component of the Sun?
Hydrogen
True or False: A comet is made primarily of ice and dust.
True
Fill in the blank: The __________ is the closest star to Earth.
Sun
What is the primary difference between a planet and a moon?
A planet orbits a star, while a moon orbits a planet.
Which planet is known for its rings?
Saturn
Multiple Choice: What is the largest moon of Saturn? A) Titan B) Europa C) Ganymede
A) Titan
What defines a dwarf planet?
A celestial body that orbits the Sun and is spherical but has not cleared its orbital path.
True or False: Pluto is classified as a dwarf planet.
True
Fill in the blank: The __________ is the region of space beyond Neptune that contains many icy bodies.
Kuiper Belt
What is the term for a group of stars that form a recognizable pattern?
Constellation
Multiple Choice: Which of the following is a gas giant? A) Earth B) Mars C) Neptune
C) Neptune
What is the process by which stars generate energy?
Nuclear fusion
True or False: The Milky Way is a spiral galaxy.
True
Fill in the blank: A __________ is a massive explosion that occurs at the end of a star’s life cycle.
supernova
What is the name of our galaxy?
The Milky Way
What is the main difference between asteroids and comets?
Asteroids are rocky, while comets are icy.
Multiple Choice: Which celestial body is known for its Great Red Spot? A) Earth B) Jupiter C) Venus
B) Jupiter
What phenomenon occurs when the Moon passes between the Earth and the Sun?
Solar eclipse
