Question

The length of the observable universe is 880,000,000,000,000,000,000,000 kilometers across.

Imagine you work at NASA and must use this number in calculations. Why might this be challenging?

Answers

Answer
The mass of an electron is 0.000000000000000000000000000000910938356 kilograms.
Imagine you are a physicist who must use this number in calculations. Why might this be challenging?
Answer
Which of the following numbers is written in CORRECT scientific notation?
a: 0.341 * 10^6
b: 34.1 * 10^5
c: 3.41 + 10^4
d: 3.41 * 10^4
Explain why you choose that answer.
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