Which of these electromagnetic waves have the longest wavelength?
A) radio waves
B) infrared waves
C) X-rays
D) ultraviolet waves
E) light waves
Answer: A
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What is the Pauli exclusion principle?
a. Only two electrons can be in the same state (have the same quantum numbers). b. No two electrons can be in the same state (have the same quantum numbers). c. Electrons repel each other. d. No two elements can have electrons in the same state (with the same quantum numbers). e. No two electrons can occupy the same shell.
What are the strengths and limitations of the transit method?
What will be an ideal response?
When do comets generally begin to form a tail?
A) inside Mercury's orbit B) between Mercury and Earth's orbit C) beyond Jupiter's orbit D) inside of Jupiter's orbit E) They always have a tail (until they run out of material).
Why are telescopic observers so obsessed with observing Mars?
What will be an ideal response?