Answer:
A brief definition of wind vane is that a wind vane is a device that measures the direction of the wind. The wind vane is usually combined with the anemometer. Wind direction is the direction from which the wind is blowing.
C if I believe the correct answer
Answer:
The type of plate boundary that exists along the San Andreas fault is the transform plate boundary. The tectonic plate that is in California is the Pacific plate and the North American plate
Niger and Congo are two rivers after which countries are named (actually in both cases two countries each) - and those are African countries, so they must be in Africa.
Zambezi is a river in Angola and Namibia.
Tigris is a River in Mesopotamia, in Asia - so that's the correct answer!
Answer:
I believe that it is Oxygen and silicone