Short-Period Comets Like Comet Halley

question 5

Multiple Choice

Short-period comets like Comet Halley

• A) return to the Oort Cloud during each of their orbits
• B) come back again and again at predictable intervals
• C) have a long tail visible during their entire orbit around the Sun
• D) can never be observed without a telescope
• E) you can't fool me, the only short-period comet we know is Halley