When rounding you look at the number right after the one you want to round. The tenth place is the one right after the decimal. If the number after it is more than five it goes up by one, it it's less than five it stays the same. So since the number after the 8 is a 3 it stays the same.
The answer is 7.8
Multiply m/s by 12 seconds to get meters by itself. 15(12)=180 m
Hello,
Here is your answer:
The proper answer to your question is option A "Rutherford". Rutherford discovered the nucleus of a atom!
Your answer is A.
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Hope this helps!
Answer:
Your answer would be:
B.) Both carry energy in the form of vibration
Explanation:
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