Vocabulary
A huge system of stars, dust, and gas held together by gravity
What is a galaxy?
Watching the movements of the Sun, Moon, and stars was important to ancient cultures because it helped them _______________.
What is predict the seasons and know when to plant crops?
This is the closest star to Earth?
What is the Sun?
The Milky Way is an example of a(n) __________________ galaxy.
What is a spiral?
This astronomer provided evidence that the Earth and the planets revolve around the Sun.
Who was Galileo?
A cloud where stars form
What is a nebula?
He discovered that the Moon has mountains and that the Sun spins.
Who is Galileo?
The photosphere, chromosphere, and _________ are the three layers of the Sun.
What is the corona?
What are elliptical galaxies?
This star is the farthest from our solar system.
What is Betelgeuse?
A point in space that has such a strong force of gravity that nothing within a certain distance of it can escape it
What is a black hole?
Astronomers use this to take photographs of far off objects.
What is a telescope?
A stars color tells you __________.
What is how hot it is?
The Big Dipper is part of this constellation.
What is Ursa Major?
This telescope uses radio waves to learn about objects in space.
What is Green Bank?
A group of stars that forms a pattern
What is a constellation?
This occurs when the Moon blocks the Sun's light.
What is a solar eclipse?
True or False: Red stars are the hottest, and white stars are the coolest.
What is FALSE?
Ancient people created constellations to ______________.
What is honor their heroes?
The distance light travels in one year is a _______________.
What is a light-year?
A gigantic explosion that occurs near the end of the life of some stars
What is a supernova?
This stone structure stands in a field in England, and its purpose has puzzled scientists for centuries.
What is Stonehenge?
The closest star to our solar system (aside from the Sun ☺)
Who are Dr. Seuss, Jesus, George Washington, and Martin Luther King, Jr.
DAILY DOUBLE: Which constellation has three stars in a what appears to be a straight line?
*This is not on your test, but I wanted to see if you remembered from our discussion. ☺
What is Orion?