2/1 Science cards
Terms
undefined, object
copy deck
- Ecology
- the study of relationships among living and non-living things
- Environment
- surrounding
- pollution
- adding harmful substances to the environment
- harmful
- not good
- resource
- things in nature people use such as trees for wood, and coal for fuel
- pollutants
- harmful substances added to the environment
- absorb
- to take in
- smog
- air pollution caused by buildup of sulfur dioxide
- conservation
- taking care of natural resources
- recycle
- to use again
- particulate
- small bits of solid or liquid matter