Assume That the Average Rate of 1- Km Sized Asteroids

question 61

Multiple Choice

Assume that the average rate of 1- km sized asteroids hitting the Earth is about 1 every million years. The chance of the Earth being hit by a 1- km sized asteroid in the next 100 years is about:

• A)inevitable, it has to happen sometime.
• B)zero.
• C)one in ten thousand.
• D)one in a million.
• E)one in 100 million.

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