Of photons of red, yellow, green, and blue light, which photons have the least energy?
a. red b. blue
c. green d. yellow
a
Physics & Space Science
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How long does it take the star and planet to complete one orbit around their center of mass?
What will be an ideal response?
Physics & Space Science
Based on current scientific evidence, the theory that has been most successful at explaining the origin of life on Earth is
A) naturism B) panspermia C) intelligent design D) chemical evolution
Physics & Space Science
Which of the following particles are made up of quarks? (There may be more than one correct choice.)
A) neutrinos B) muons C) hadrons D) mesons E) nucleons
Physics & Space Science
All elliptical galaxies are more massive than the largest spiral galaxies
a. True b. False Indicate whether the statement is true or false
Physics & Space Science