In a laboratory test a car of mass 1200 kg is driven into a concrete wall as shown in fig 2.1

Aray diagram for a refracted light day is shown. what does the dashed line represent

When many atoms are split in a chain reaction, a large explosion occurs. this is an example of what type of energy conservation

However, had it been a real sound, the sound's pitch would have been increased by the doppler effect, since the falcon was moving the source of the sound. perpendicular to away from towards at the same speed as