Stars
EM Spectrum
Earth Science Bits
Galaxies
Math n Science
100
What color star has the coolest temperature?
red
100
What visible wavelength is longer, green or orange?
orange
100
What is used to make observations?
the five senses
100
What is the name of our galaxy?
Milky Way
100
Which number is the smallest? .01 .005 .10 .004
.004
200
This star has a temperature of approximately 10,000K and a luminosity of 100,000 times greater than Sun.
Rigel
200
What causes the difference in each section of the electromagnetic spectrum?
wavelength
200
What kind of graph has a repeating pattern?
cyclic
200
What is the shape of our galaxy?
spiral
200
What is the unit of measurement for mass?
gram
300
What star is most similar to our Sun?
Alpha Centuri
300
What is the shortest wavelength listed on the ESRT?
gamma
300
What is predicting the weather, an observation or an inference?
inference
300
Where is our solar system located on Orion's arm?
two thirds of the way out on Orion's arm
300
What piece of equipment is used to find the volume of an irregularly shaped object?
graduated cylinder
400
At which stage would you find 90% of the stars?
Main Sequence
400
Which wavelength is also known as the heat wavelength?
infrared
400
What is the amount of space taken up by matter?
volume
400
What are we observing using the Doppler Effect, if the star is moving towards us?
blue shift
400
What is the density of a rock whose mass is 25 grams and volume is 5 centimeters cubed?
5 grams/centimeters cubed
500
What stage would our Sun reach after it became a Red Giant?
white dwarf
500
Which wave travels faster, gamma or radio?
All the same--@ the speed of light
500
Doppler effect has proven that far away galaxies are moving away and are in _____ ________ (2 words)
red shift
500
What is inferred to be at the center of galaxies?
black hole
500
If an object floats in water, its density is (more, less, or the same) as water.
less
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