64
-- the perfect square of 8
and
-- the perfect cube of 4
Answer:
The Moon is significantly smaller than the Earth and so its core contained less energy to begin with and also cooled significantly faster. Thus, the Moon's core is relatively cool and solid, whereas a portion of the Earth's core is liquid.
Explanation:
Answer: Earthquake refers to the sudden shaking of the earth due to the release of energy by the seismic ways in the earth's interior. An earthquake of magnitude 2 is exactly ten times bigger, as well as about 31-33 times stronger than that of magnitude 1 .
Richter scale is used to measure magnitude of an earthquake, that means how much energy has been released due to the release of seismic waves.
