Resource

Key Vocabulary reduce If you reduce, you use less of something. reuse If you reuse, it means you use something again. recycle If you recycle, you make something new from something old. pollution Pollution is harmful materials in the environment. Air pollution, Water pollution, Land pollution. conserve Conserve means to use carefully and without waste. trash Trash is another word for rubbish. This is something you do not need. Garbage. Take out the trash (chore). ...

Key Vocabulary natural resource something from nature that people can use. Water, air, wood, and minirals are natural resources. mineral a substance that comes from rock and soil. Minerals are nonliving things. wood the material from trees used to make paper, furniture, etc. gold a precious, yellow mineral. Gold is used for jewelry. silver a shiny gray mineral. Silver is used for making knives and forks. Silverware. copper an orange mineral. Electricity travels through copper. ...