seriously.........................
Answer:
B). They travel through liquids.
Explanation:
P waves travel through solids and liquids and haven't we been learning this already I THOUGHT WE KNEW
Answer:
1. Most common causes---- Mercury, nitrogen and phosphorus, pesticides, dissolved metals (excluding mercury) and PCBs (industrial pollutant)
2. Least common causes---- pH changes
, sedimentation and hypoxia.
Explanation:
The most common heavy metals that causes pollution are chromium (Cr), cadmium (Cd), lead (Pb), nickel (Ni), arsenic (As), mercury (Hg), zinc (Zn) and copper (Cu). Nitrogen and phosphorus application pollutes the water due to its leaching nature. The use of pesticides is very common in agriculture that cause more pollution. Pollutant comes from the industries cause water pollution and is responsible for a number of diseases.
Answer:
Explanation:
The rotation affects the shape of the earth because it causes the bulge at the equator and the flattening at the pole.
The earth has a spherical shape and this owes more to its internal composition.
- Earth's mantle is fluid and made up of weak and ductile rocks.
- When the earth begins to rotate on its axis, the equator has more bulge and bursts outward than the rest of the part of the earth.
- This is why the rotation of earth affects its shape.
Answer:
c
Explanation: do not do what i say im not shure
