The purpose of an experiment is to compare results with a(n) answer
anday
theory
hypothesis
esday
variable

Which statement describes john tuzo wilson’s contribution to the theory of plate tectonics?

Hector is back from his morning run and is feeling light-headed because his energy is depleted which food item will provide him with a quick source of carbohydrates

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