For each of the problems below, you will need to draw a graph to find the solution. 3. A driver who is moving at 15 m/s, sees a stop light and puts on the brakes 30 m before an intersection.
a) What acceleration will the driver have to have to stop before entering the intersection?
b) How much time will it take to stop the car?

4. A boy standing on a bridge spits into the water below. He hears the splash 1.5 seconds later. How high is the bridge?

5. A ball is thrown upwards at 20.0 m/s.
a) How far has it traveled after 4.0 seconds?
b) What is its velocity at that time?

Place me with this question is my last question

Which composition of water moves to begin a deepwater current?

You have two photos of a person walking. one shows the person at the corner of third and main streets, the other shows the person at the corner of tenth and main streets. there are lampposts at every corner in this town, and the first picture shows it to be 10: 32: 00 exactly. the second picture shows it to be 10: 49: 30. you know three facts: (1) all of the clocks are synchronized; (2) there are exactly 12 equal-sized blocks per kilometer in this town; and (3) the streets that cross main in this area are numbered consecutively, with no interruptions. what is the person’s average speed in kilometers per hour?