| A | B |
| objects | things that you can touch or see, but are not alive |
| entertainment | something that interests or amuses people |
| predictions | statements about what you think is going to happen |
| computers | electronic machines that store and organzie information |
| natural resources | materials on Earth that are necessary or useful to people |
| pollutes | harms plant or animal life by making it less clean |
| wastewater | water that has been used to make or wash items |
| energy | power |
| fact | a statement that can be proved |
| opinion | tells a belief |
| archaeologists | scientists who study ancient people |
| ancient | of or relating to a period of time long past |