SUN
GALAXY
STARS
Which is bigger?
REVIEW

100

Dark areas that are cooler on the sun
What is a sun spot?

100

The three main types of galaxies
What is elliptical, irregular, and spiral?

100

Measure of brightness
What is magnitude?

100

Solar system or Universe?
What is Universe?

100

The path the Earth takes as it goes around the Sun
What is an orbit

200

Atmosphere of the sun
What is the corona?

200

Our glaxy
What is the Milky Way?

200

How bright a star REALLY is
What is absolute magnitude?

200

Milky Way or Solar system
What is Milky Way?

200

The Earth does this on it's axis
What is rotate?

300

The surface of the sun we see
What is the photosphere?

300

All galaxies and everything else
What is the Universe?

300

How bright a star appears to be from Earth
What is apparent magnitude?

300

Earth or Mars
What is Earth?

300

The longest and shortest day of the year
What is the summer solstice and the winter solstice?

400

Energy from the sun travels in this way
What is waves?

400

The process which produces solar energy
What is fusion?

400

Only things that give off their own light
What is a star?

400

Local group or solar system
What is Local Group?

400

The distance light travels in one Earth yer
What is a light year?

500

Cooler particles are pulled down in this layer
What is the convection zone?

500

Our galactice cluster
What is the Local group?

500

Gas + dust+ stars =
What is a galaxy?

500

Jupiter or Sun
What is Sun?

500

The distance of Earth from the Sun (93 million miles)
What is and Astronomical Unit (AU)