Answer:
A sound wave with 15,000 Hz
Explanation:
Humans can averagely hear up too 20,000 Hz. So around 15,000 would make most sense.
Answer:
The activity of cyclic AMP phosphodiesterase is prevented by caffeine. The caffeine prevents further dissociation of cAMP, which eventually increases the response within the body. The activity of neurotransmitters, that is, of noradrenaline or epinephrine, gets increased due to enhancement in response.
This further enhances the activity of the heart, the rate of muscle contractions, blood pressure that further helps in delivering more oxygen to the brain, and other parts of the body. Thus, the inhibition of the enzyme cyclic AMP phosphodiesterase helps the athletes to prevent the wall.
They are better because they are for comparative use for instance hair color to finger nails they both grow but onto separate parts of the body.
Hope this helps [:
The elements in each group have the same number of electrons in the outer orbital
Answer:
interference
Explanation:
one of the best example of interference is demonstrated by the light reflected. from a flim of oil floating on water.
