Answer:
A 50 kg ball traveling at 20 m/s would have 4 times more kinetic energy.
A 50 kg ball traveling at 5 m/s would have 4 times less kinetic energy.
A 50 kg person falling at 10 m/s would have the same kinetic energy.
Explanation:
hope this helps:)
Hi friend
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Your answer
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★ Pitch => It is the shrillness or coarseness of the sound.
Higher frequency = Shrill sound
Lower frequency = coarse sound
So, Final answer -
A. Frequency of sound waves
HOPE IT HELPS
It’s E we just had a test in this and I got it right
-- Energy from the sun was absorbed by grass, grain, and hops, making it possible for them to grow.
-- The grass was eaten by livestock, and turned into stored beef energy.
-- The grain was harvested, pounded into flour, baked, and turned into stored bread energy.
-- The hops were harvested, soaked, and turned into stored beer energy.
-- Johannes Brahms ate beef, which his body turned into brain and muscle energy. Ludwig van Beethoven drank beer, which his body turned into energy and inspiration. John Phillip Sousa ate bread, which his body turned into leg energy to march with.
-- All of these individuals, and a lot of others, composed music which nobody had ever heard before, using the solar energy they absorbed from the stuff that they ate and drank.
