There are continents on the earth.
a. seven
b. four
c. six
d. nine

Click the item in the left column. use the plus sign to move it up or the minus sign to move it down until it matches the correct entry in the right column. lock your answer in place by clicking the square beside the item. (a checkmark means it is locked.) amazon basin a atacama desert b andes mountains c lake titicaca d peru e patagonia f brazil g chile h suriname

If a population is growing quickly in a small area then what must increase as well

Does water only take one path through the water cycle? (15 points)