Stars
What is the name of the diagram that classifies and lists characteristics of stars based off size and color?
A. A-B
B. H-R
C. G-H
D. X-Y
What is (B.)?
Which light spectrum is a completely unbroken band of color?
What is the continuous spectrum?
What is the name of our galaxy?
What is the Milky Way?
Absolute magnitude is the measure of a star's brightness from how far?
What is 10 parsecs?
What is Kepler's equation dealing with the distance of a planet from the sun and its revolution period?
What is T^2 = r^3?
What is a grouping of stars that are presented in the night sky to form a shape, often being named after mythological beings and animals?
What is a constellation?
Light is a form of what kind of radiation?
What is electromagnetic radiation?
What is the closest galaxy to us, at about 2 million light years away?
A parallax shift of 0.5 seconds is equal to _____ parsecs...
What is 2?
If a planet has a revolution period of 11.86 years, how far is this planet from the sun?
EC: What planet is it?
What is 5.2 AUs?
EC: What is Jupiter?
What is fair assumption of a blue star?
(i.e.) What is a hot surface temperature?
What is the highest and lowest energy colors in the light spectrum?
What are...
Highest: Violet
Lowest: Red
Scientists estimate that each galaxy contains about _____ stars.
What is 200 billion?
A light year is a measurement of what?
What is (distance) how far light travels in a year?
How long is an astronomical unit?
What is 93 million miles / the distance from the Earth to the Sun?
The only "color" with a lower energy level than red is...
What is infrared?
Galaxies are thought to have a supermassive black hole at the center.
T or F?
What is the answer: True?
How many light years are in a parsec?
What is 3.26?
If a planet is 39.5 AUs from the Sun, how long is its revolution?
EC: What planet is it?
What is 258.25 years?
EC: What is Pluto?
The emission spectrum is the spectrum where gases are hit at certain wavelengths, so that a few colors are presented as absent in the light spectrum.
T or F?
What is the answer: False?
DOUBLE JEOPARDY!!!
Bonus: Contrary to common belief, TON 618, the largest proven supermassive black hole, has a diameter of only how long?
What is 38.6 light years?
The Milky Way is estimated to be _____ light years across.
A. 1,000,000
B. 1,000
C. 100,000
D. 2,000,000
What is (C.)?
If a planet's orbit is 8765.813 hours, how far is it in miles, and what planet is it?
What is 93,000,000 miles, and what is Earth?