The best answer is C. Tailings are dangerous because they can release toxic elements into the groundwater or surface water. Tailings are the waste materials after the process of extracting the valuable part in a mine. These waste materials have a big potential to destroy the environment because they can release toxic substances which include arsenic and mercury. These tailings can contaminate water bodies.
It was first detected by Robert Wilson and Arno Penzias.
Answer:
The answer is below
Explanation:
1) Equator: The equator is an imaginary line that divides the earth into two equal parts known as the northern hemisphere and southern hemisphere. The equator is a line of latitude.
Line A is the equator
2) Latitude: Latitude are imaginary lines on earth that run from the east to west.
Line B are lines of latitude
3) Longitude: Longitude are imaginary lines on earth that run from the north to south.
Line F is a line of longitude
4) Prime Meridian: The prime meridian is a 0° line of longitude. It serves as a reference for other lines of longitude measurement.
Line E is a prime meridian.
5) South pole: The south pole is at a latitude of 90°S and all the lines of longitude meet there.
Point D is the south pole
6) North pole: The north pole is at a latitude of 90°N and all the lines of longitude meet there.
Point C is the south pole