A student drops his CP Physics textbook out of a window in a tall building. If it took 4.1 seconds for the book to hit the ground, how high above the ground is the window? meters
What is the books maximum speed during flight? m/s
At what time does this occur? seconds

Question

A student drops his CP Physics textbook out of a window in a tall building. If it took 4.1 seconds for the book to hit the ground, how high above the ground is the window?  meters
What is the books maximum speed during flight? m/s
At what time does this occur? seconds

anonymous · Answer

does any1 know this webassingn

amistre64 · Answer

you have time and acceleration to play with

amistre64 · Answer

$$v=v_o+at$$
$$v_o=0~:~a=9.8~(gravity)$$

amistre64 · Answer

i think i recall the formula from my physics book for change in distance as:$$\Delta x=v_0t+\frac12at^2$$