How much acceleration does a car need if it is to go a distance of 620 ft. In a time of 20 sec while it is speeding up

radiation

explanation:

heat is transmitted by radiation

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.