Space walking astronauts are usually tethered by rope to the space capsule. an astronaut wearing his spacesuit and a 50 kg backpack has had his tether come loose and is now slowly drifting away into space. using newton’s 3rd law, how can he save himself?

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.