Vocabulary
What is the transfer of energy by motion of heated gas or liquid?
What is Convection
Which layer do you usually see in photographs of the sun?
Photosphere
What term describes the Milky Way?
Spiral Galaxy
What is a light-year?
The distance traveled in one year
1
The moment when the Universe started to expand and all matter merged together.
What is Big Bang Theory
True or False: Sunspots are cooler than surrounding areas?
True
What is a quasar?
The very bright centers of some distant galaxies.
True or False: A Star's distance from Earth affects its age?
False: Affects its brightness
What city is Mr. Walker from?
Los Angeles
What is the Doppler Effect?
Change in the observed wavelength of a wave due to movement. Indicates the movement of galaxies.
How does the Sun produce energy?
From the fusion of hydrogen particles in the core
What is the shape of the Milky Way?
Spiral Galaxy
Why are color and temperature related in stars?
The temperature of a star determines its color.
How many months have 28 days?
All of them
Stream of Electrically charged particles
Solar Wind
How does the solar wind affect Earth?
Earth's Magnetic Field guides most of the solar wind around Earth.
What keeps the stars in galaxies from moving apart?
Gravity
How does a star's mass affect its life cycle?
Lower mass stars develop slower than higher mass stars.
What is the name of Spongebob Squarepant's best friend?
Patrick
Explain the Black Hole
Invisible object left behind after a supernova.
Why can't we see the sun's corona under normal conditions?
The much brighter light of the photosphere blocks it out.
What are the 3 types of galaxies?
Spiral, Elliptical, and Irregular
Lower mass stars end up as black stars and/or neutrons, and High mass stars end up as white dwarfs in the final stages of stars.
False
What show was the singer Drake on before he was famous?
DeGrassi