Answer:
Physical weathering is caused by purely mechanical changes to the rock, while chemical weathering is caused by chemical reactions.
Explanation:
Chemical weathering happens when the chemicals get diluted and dissolved in water and seep and percolate down the rock surfaces.
Physical weathering happens when rocks are fragmented into minor fragments while ensuring no alterations in their chemical makeup. The main causes behind physical weathering include spontaneous fluctuations in temperature like too high or too low heat or cold
Explanation:
South America land mass serves as a deflector for the South equatorial current. This deflection the current causes them to move in a different direction. If the Continent were not present the direction of the South equatorial current would not change and it would continue to flow in the west.
U would subtract 90 minus 45 which equals 45
Answer:
(B) The Jalican government did not intend the new fuel-efiiciency requirement to be a pollution-reduction measure.
Explanation:
What it was expressed is about to reduce dependence on imported oil.
1.7 x 10 to the power of 22 formula units
A formula is the empirical formula of any ionic or covalent network solid compound used as an independent entity for stoichiometric calculations.