Where is most of the mass of an atom located?
in the nucleus
in the orbits
in the...
Answers: 1
Biology, 22.06.2019 00:10, rameseshajj
Which would happen if more forests were cut down? a. the nitrogen cycle would be stopped b. nitrogen would be fixed by bacteria more quickly c. the amount of co2 in the atmosphere would increase d. fossil fuels would build up in the soil c the amount of co2 in the atmosphere would increase
Answers: 1
Biology, 22.06.2019 06:30, hdhdhd49jdhd
Match the pollutants. 1. a chlorofluorocarbon smoke 2. a biodegradable organophosphate insecticide freon 3. particle pollution paint 4. hazardous waste monoxide 5. carbon is completely burned malathion 6. carbon is incompletely burned dioxide
Answers: 2
Biology, 22.06.2019 10:50, luisannavasquez6129
Up to what percentage of the world's flora consisted of cycads during the triassic period? 100% 75% 50% 20%
Answers: 2
Mathematics, 23.04.2020 22:30
History, 23.04.2020 22:30
Mathematics, 23.04.2020 22:30