Many things don't come from petroleum.
-Crunchy Peanut Butter
-Red Delicious Apples
-Pink Quartz
-Wool Tube Socks
For a more specific answer, it would be best to ask a more specific question.
160 Joules
Kinetic Energy= (1/2)(m)(v^2)
Where m is mass and v is velocity or speed
KE= (1/2)(5)(64)
KE= 160 Joules
A food web demonstrates which organisms transfer energy to other organisms. It helps maintain the ecosystem because if one life form went extinct, it could destroy the whole web.
Answer:
<u><em>C.)</em></u> <em>Crest to trough</em>
For the second wig its decreasing