A car is driving down the road at a constant speed. What happens to this pair and to the car when you step on the brake?

so easy. just google the electromagnetic waves and it’ll pop up.

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.