Can be used to date fossils in rocks to give an approximate age.
a.
isotope
c.
radiocarbon dating
b.
half - life
d.
direct dating

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

Amountain is larger than a hill, with steep sides true or false

India's population is made up of percent hindus.