Physical weathering is most active where temperature and rainfall are both. low. Chemical weathering is most active in regions of high temperature and rainfall. Most world. regions experience a combination of both physical and chemical weathering.
Answer:
Wind energy is renewable where as oil energy isn't meaning that oil will run out eventually and wind wont run out.
Answer:
changes in the earth are similar to the changes of human beings because it evolves at the same time and humans evolve the earth, without it the earth may never change and it will collapse.
the world's current population is 7.3 billion and the world population in 1915 was 1.8 billion. The increase over the past century is 7.3 billion - 1.8 billion = 5.5 billion. So, the correct answer would be "more than 5 billion" (option D).