Arrow is shot vertically upward

Reference no: EM13199765

1.An arrow is shot vertically upward and then 1.81 s later passes the top of a tree 40.4 m high. How much longer will the arrow travel upward, and how high will it go?

time ______

height ______

2. A runner travels 100 m in 10.2 s. Assume that it takes him 1.44 s to reach his top speed, which is then maintained for the rest of the race. Find the following values:

(a) average speed

(b) acceleration during the first 1.44 s

Reference no: EM13199765

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