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Earth and Space

Name: ______________________________ Period: _______
Across
One-thirty six hundredth of a degree
Equality where the left side equals the right side separated by an equal sign
Brief outbursts of solar particles
Greek symbol to indicate an angle
Type of star resulting from collapse of a massive super red giant (2 words joined)
Grouping of stars, many of which are signs of the Zodiac
Ejection of hot plasma from Sun's surface
Abbreviation for astronomical unit
Function giving opposite over hypotenuse for right triangles
Abbreviation for microwave background radiation--best evidence for Big Bang
Element forged from hydrogen in core of stars
Small segment of spectrum of star appearing as black line. Indicates specific elements or ions.
Type of radar used to determine whether stellar objects are moving away or towards Earth
Compressing light--object moving towards (2 words joined)
Function giving opposite over adjacent for right triangles
Force of attraction between two masses
Law relating color to temperature
Type of star which pulsates at known intensity--used to estimate large stellar distances
Symbol for nanometer
Explosion of a super massive red giant
Big Dipper. Little Dipper. Recognizable patterns within a constellation
All the mass and energy we know about
Astrophysicist best known for work on black holes
Down
A graph of wavelength versus intensity of electromagnetic energy
Packet of light energy
Outermost portion of the Sun's Atmosphere
Using the parallax method to measure distance
Point of singularity of infinite mass and infinitely small volume (2 words joined)
Function giving adjacent over hypotenuse for right triangles
A nuclear furnace such as our Sun
End result of a red giant star shedding its outer layers (2 words joined)
Layer of Sun which emits most of the light we see
Most elemental matter in the Universe
Brightness of star. Can be absolute or relative.
Stretching of light--object moving away (2 words joined)
Shortest wave Highest energy radiation
Symbol for helium
Short, very rapid expansion of the Universe just after the Big Bang
Astronomical distance of about 3.26 ly
Angle whose tangent is...