Ima Scarred (m = 56.2 kg) is traveling at a speed of 12.8 m/s at the top of a 19.5 m high roller coaster loop.
Assume there is no friction nor air resistance. If no
energy is lost or gained, then what will be Ima
Scaarred's total mechanical energy at the top of the
loop? (Round to 2 decimal places)

Which sentences describe point source pollution? in this type of pollution, the source of the pollution is single and easily identifiable. when runoff water from the melting of snow mixes with debris, it creates pollution. the runoff water, mixed with pollutants, reaches large areas with disastrous effects. alternatively, when a wastewater treatment plant releases harmful chemicals into a stream, the chemicals pollute the stream water because they are not treated for safety.