Answer:
A. In wave B the period increases and the frequency decreases from wave A
Explanation:
Since both wave A and B are light waves, there is a inverse relationship between period and frequency of light waves at wave A and wave B
Answer: Bays are thought to be formed by plate tectonic activity and erosion of coastline.
Explanation:
A body of water irregularly surrounded by land is known as a bay. And it is quite different from a gulf.
A bay is formed this way:
• when there is an erosion of the coastline into a large body of water. E.g Guanabara Bay.
• in pre-historic era, during active plate tectonic activity where continents drifts together and as they rift apart, there is the fomation of many large bays. E.g Bengal Bay.
Answer:
(B) Wind turbines convert potential energy into kinetic energ
The Balkan nations are currently capitalist, not communist, so the first statement is correct. Further, they do have internal conflict, for example between the Bosniak and Serbian population in Bosnia. They also attract foreign investment.
So all the options are correct!
Answer:
do u mean pentagon from 9/11
Explanation:
there was no hexagon
