Which situation shows centripetal acceleration? a. when a lit candle in a glass is moved in a circle from a person standing with the glass at arms length the flame moves inward toward the person. c. both a and b. b. a cork in a sealed flask of water leans inward as it is moved in a circle from the outstretched arm of a person. c. both a and b.

air, water, heat and noise pollution can all be caused by producing and using technology. consuming resources - non-renewable resources, including precious metals like gold, are used to make technology

this age may represent the age of the earth's accretion, of core formation, or of the material from which the earth formed. this dating is based on evidence from radiometric age-dating of meteorite material and is consistent with the radiometric ages of the oldest-known terrestrial and lunar samples.