16 Questions
What is the main source of light in our solar system?
The Sun
How long does it take the Earth to make one complete rotation on its axis?
24 hours
What is the term used to describe objects that reflect light?
Reflectors
Which of the following constellations are visible in the night sky all year long?
Ursa Major, Ursa Minor, Cassiopeia, Cepheus, and Draco
In which direction does the Sun rise and set?
East and West
How long does it take the Moon to both rotate on its axis and revolve around Earth?
27 days
Which of the following statements about the Sun is correct?
The Sun is a medium-sized star and should never be viewed directly.
What is the primary cause of the apparent movement of stars and constellations across the night sky?
The Earth's rotation on its axis
What is the approximate time it takes for the Earth to complete one full revolution around the Sun?
365.25 days
Which of the following is NOT a circumpolar constellation?
Orion
What is the cause of the seasons on Earth?
The tilt of the Earth's axis
What is the term used to describe objects that give off their own light?
Emitters
How many stars are estimated to be in the observable universe?
Trillions
What is the primary source of light in our solar system?
The Sun
Which of the following is NOT a movement of the Earth?
Translation
What is the approximate time it takes for the Moon to both rotate on its axis and revolve around Earth?
27 days
Learn about emitters and reflectors, the characteristics of the Sun as the closest star to Earth, and the dangers of viewing intense light energy directly. Explore how the Earth moves in rotation and another way. Discover interesting facts about stars in the observable universe.
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