In a automobile brake test the driver slammed on the brakes to see how long it would take the car to stop completely. See the graph.

About what was the average speed of the car during the first 2 seconds of braking?
A) 41 m/s
B) 50 m/s
C) 72 m/s
D) 80 m/s

Astone dropped into a well is heard to strike the water after 8seconds. find the depth of the well if the velocity of sound is 350m/s

The mini-refrigerator fire was most likely caused by what type of wiring?

What changes occur in the brain during the teenage years? 25 points, someone me out!a.) thinking becomes slower as the brain grows larger. b.) connections between neurons become stronger and faster. c.) unused neurons fuse together to form larger, better functioning neurons. d.) more neurons are developed.