Answers: 1
Physics, 22.06.2019 21:20, rosieposie27
Astone is dropped from the upper observation deck of a tower, 250 m above the ground. (assume g = 9.8 m/s2.) (a) find the distance (in meters) of the stone above ground level at time t. h(t) = (b) how long does it take the stone to reach the ground? (round your answer to two decimal places.) s (c) with what velocity does it strike the ground? (round your answer to one decimal place.) m/s (d) if the stone is thrown downward with a speed of 2 m/s, how long does it take to reach the ground? (round your answer to two decimal places.) s
Answers: 3
Physics, 23.06.2019 02:00, juliashalnev
Objects a and b are visible in the night sky. six months later they are still visible, but object b shows less parallax than object a. which object is closer? a. a b. b c. you would need to wait another six months in order to figure this out. d. you would need to know the objects' angular diameters in order to figure this out.
Answers: 3
Physics, 23.06.2019 11:50, marilyn73471
Which of the following best explains what happens when the kinetic energy of particles in a liquid state decreases?
Answers: 2
The vector matrix [6 -2] is rotated at different angles. Match the angles of rotation with the vecto...
Mathematics, 16.10.2019 16:30
Mathematics, 16.10.2019 16:30
Mathematics, 16.10.2019 16:30
Mathematics, 16.10.2019 16:30