The corona can reach temperatures of up to ____
a. 500,000 K
b. 1,000,000 K
c. 10,000 K
d. 5800 K
e. 2,000,000 K
e
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Green light has a wavelength of 5.4 × 10^-7 m. What is the frequency of this EM-wave in air?
a. 5.55 × 10^14 Hz b. 6.00 × 10^11 Hz c. 9.00 × 10^8 Hz d. 3.00 × 10^10 MHz e. 1.80 × 10^15 Hz
A uniform 40-N board supports two children weighing 500 N and 350 N. If the support is at the center of the board and the 500-N child is 1.5 m from its center, how far is the 350-N child from the center?
A) 1.1 m B) 1.5 m C) 2.1 m D) 2.7 m
Which of the four Galilean moons is least likely to harbor life beneath its surface?
A) Europa B) Io C) Callisto D) Ganymede
_____________modulus is equal to the ratio of the applied normal stress to the elastic strain.
Fill in the blank(s) with the appropriate word(s).