A train is slowing down from 33 m/s by applying 212N from the break until it is stopped. The brakes are applied for 23s. What impulse did the breaks apply to the train? Round to one decimal place if need be.

magnityde and direction

resonant frequency

myth. it was once thought that animals, including cats and dogs, could only see in black and white. however, scientists have proven this to be a myth. in all animals, including humans, the perception of colour is determined by the presence of cells in the eye called cone photoreceptors.