Answer:
"If you add 1 to an earthquake's magnitude, you multiply the shaking by 10. An earthquake of magnitude 5 shakes 10 times as violently as an earthquake of magnitude 4; a magnitude-6 quake shakes 10 times as hard as a magnitude-5 quake; and so on."- www.Science.org
Explanation:
For more information www.science.org
The melting of the polar ice cap
Answer:
If a penny represents one years, 4.54 billion pennies are needed to represent the age of the Earth.
Explanation:
The equivalent number of pennies is the age of the Earth divided by the age of a penny. That is:


If a penny represents one years, 4.54 billion pennies are needed to represent the age of the Earth.
I don’t think there is an answer for that