What do scientists use to date a rock absolutely? 1 inclusion of fossils
2 microscope
3 rate of radioactive decay
4 superpositon

What major factors play a role in global warming? 1. human activity and normal climate conditions 2. natural factors and human activity 3. normal climate conditions and abnormal human activities 4. abnormal human activities and natural factors

You have been tasked with sorting the rock samples shown into three categories, with two rocks in each category. what attribute would you use to sort these rocks? which rocks would be in each category? rocks: obsidian, coquina limestone, granite, soapstone, pumice, and gneiss.

Unlike other andean nations, chile has a relatively small population of mestizos people of european descent indians people of asian descent