Cfcs were chemicals commonly used in refrigeration and as propellants in aerosol cans. in 1974, a research study discovered that cfcs were leading to a dangerous hole in the ozone layer. by the late 1980s most cfcs were banned as a result of the research. which statement best describes a possible way that societal decisions were impacted by the 1974 research study? cfcs were commonly used in refrigeration. cfcs were replaced with other products. cfcs were causing a large hole in the ozone layer. cfcs were the focus of a research study.

Be in this im starting a with you so if you want you can get a partner for this. but basically im going to assign you guys a biome and you have to have a big sheet paper and you will turn it into 4 squares. the top right square is will be a drawing square for a drawing you will make of your biome. the top left square is about the biomes plants and drawings of them. the bottom left square is about the biomes animals. the bottem rights square is about the description of the biome. leave a comment or an answer and i will assign biomes. if your request one thats the one you get. send me a link to the project and i will grade ! im not a teacher btw.

Why do we perceive objects as retaining their brightness under different lighting levels?

This diagram shows how seed plants are grouped. which is the missing label? bryophytes angiosperms pteridophytes monocots