well power is equal to work multiplied by time so .. 900j divided by 15 s will give you 60 Watt as your answer
Answer:
The answer is A.
Explanation:
The question is asking how the moon phase changes from a new moon to a full moon. You can see on the Picture that when it is a <em>full moon</em>, the order from left to right is Sun, Earth, and Moon.
The answer to your question is a
The correct answer is the last one: Decreased variation in tail feather color because the only reason for variation was selection pressure.
If the female peacock were to base her selection criteria on something other than the colors of the male's tail feathers, the latter would not play such an important role anymore and therefore there would no longer be the pressure of needing to have the brightest, most variant and vibrant colors.
