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Questions and Answers
What is the difference between absolute magnitude and apparent magnitude?
What is the difference between absolute magnitude and apparent magnitude?
Absolute magnitude is a measure of an object's true brightness at a standard distance, while apparent magnitude is how bright an object appears from Earth.
Define a black hole in spacetime.
Define a black hole in spacetime.
A region in spacetime where gravity is so strong that not even light can escape.
What is a constellation?
What is a constellation?
A group of stars that form a recognizable pattern in the night sky.
Explain the concept of parallax in astronomy.
Explain the concept of parallax in astronomy.
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What is a supernova?
What is a supernova?
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Define a satellite in astronomy.
Define a satellite in astronomy.
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A(n) ______ is a rocky leftover from the formation of our solar system, orbiting the Sun but too small to be a planet
A(n) ______ is a rocky leftover from the formation of our solar system, orbiting the Sun but too small to be a planet
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The ______ is the projection of Earth's equator onto the sky, dividing the northern and southern celestial hemispheres
The ______ is the projection of Earth's equator onto the sky, dividing the northern and southern celestial hemispheres
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A group of stars that form a recognizable pattern in the night sky, like Orion or Ursa Major (Great Bear), is called a(n) ______
A group of stars that form a recognizable pattern in the night sky, like Orion or Ursa Major (Great Bear), is called a(n) ______
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The distance light travels in one year, used to measure vast astronomical distances (about 9.5 trillion kilometers), is known as a(n) ______
The distance light travels in one year, used to measure vast astronomical distances (about 9.5 trillion kilometers), is known as a(n) ______
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A giant cloud of gas and dust in space, where new stars are born or old stars die, is referred to as a(n) ______
A giant cloud of gas and dust in space, where new stars are born or old stars die, is referred to as a(n) ______
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A small, cool star with a reddish hue, the most common type of star in the Milky Way galaxy, is a(n) ______ dwarf
A small, cool star with a reddish hue, the most common type of star in the Milky Way galaxy, is a(n) ______ dwarf
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