The magnetic field of the Earth ____________

It's agreed that the Earth's magnetic field is generated by ___________

To find the North Celestial Pole you have to find _________ in the constellation of Ursae Minoris.

On this day in March, the day and the night are equal in length.

A type of irregular "wondering" motion that planets seem to have when observed from Earth is called _________

Astronomers call the outer planets in the Solar System _______ planets.

 $\alpha$  (alpha) Ursa Majoris is _____________ than  $\beta$  (beta) Ursa Majoris. 

Icy objects that orbit the Sun and originate from the Oort Cloud are called ________

Which galaxies contain lots of young blue stars, vigorous star formation, lots of interstellar medium, and random stellar motions?

What color is a G-type star?

What are the most common stars in the Universe?

The first telescope ever made was a ______ telescope.

Solar Storms that blast matter and energy into space but last only a few hours or minutes are called _____________

Maria, the dark areas on the Moon's surface, are ______.

The densest region of the Sun is the _______

The visible "surface" of the Sun is the ____________

White light is an example of a ____________ spectrum

Edwin Hubble categorized galaxies based on their ____

About 90% of all the stars in our galaxy fall into the middle of the H-R Diagram called the _________

A white dwarf in a binary star system could "steal" matter from it's companion and have reoccurring increases in luminosity called ________

The brightest star in the night sky is located in the constellation of Canis Major, and is called _______

The layer of the Sun that is millions of miles wide is called ____

Where would we find most Asteroids in our solar system?

The largest asteroid in the Asteroid Belt that also happens to be a Dwarf Planet is ____________________

An "A" class star will produce mostly ______ light

Solar Cycles correspond to the alternating maximum and minimum number of solar activities. On average how long is a Solar Cycle?

Why does every element have its own specific emission spectrum?

What information is NOT possible to gain from the apparent magnitude of a star?

The Sun is _______ Earth's in diameter

All visible light is produced when ______

When comparing two stars, a star with an Apparent Magnitude of -2 will look _________ than a star with an Apparent Magnitude of 2.

Which galaxies contain mostly older, redder stars?

The stars on the Celestial Sphere that never set and remain visible throughout the whole year are called _____.

Stars are spherical in shape because of ____

Astronomers can use ______ to measure distances to nearby stars.

Absolute magnitude or luminosity of a star can be measured by computing the star brightness if if was located ______ away from the Earth.

Sun reaches its maximum declination on the Celestial

Sphere in the Northern Hemisphere on _____________

Planets orbit the Sun in _______ direction.

Which Dwarf Planet is the farthest from the Sun?

What's the largest moon in the solar sytem?

An Atmospheric Window allows for ______ and _____ to reach the earth's surface.

The larger the telescope the better its ability to separate images of objects lying close together. This ability to see finer structures in an image is called ______

There is only one planet in the solar system that rotates on its axis the opposite way from the rest of the solar system planets. This planet is ______.

Which star will go through its lifecycle faster?

What will our sun turn into at the end of its lifecycle?

What's the name of the closest star to our solar system?

All large modern ground-based telescopes are _______

The Spectral Class of starts, like O B A F G K M, indicates stellar ________.

Because Lunar rotation and Lunar revolution takes the same amount of days, ____________.

What's the largest planet in the Solar System?

Why is the sky blue?

In astronomy "seeing" refers to ________

What telescope technique allows astronomers to best compensate for the effects of atmospheric turbulence?

What will remain after a massive star with the core less than 3 solar masses dies?