If a 1,279 kg car is moving at 26.82 m/s when it hits a truck, resulting in a 20,000 N force that slows the car down to 10 m/s, for how long did the car experience the force?

The graph shows the decibel measure for sounds depending on how many times as intense they are as the threshold of sound. noise in a quiet room is 500 times as intense as the threshold of sound. what is the decibel measurement for the quiet room? 20 decibels28 decibels200 decibels280 decibels