al. How long does it take for the rock to reach the maximum height of trajectory...
A brick is dropped from rest from a height of 4.9 m. How long does it take the brick to reach the ground?
A rock thrown vertically upward from the surface of the moon at a velocity of24 m/sec reaches a height of s=24t-0.8t^2 meters in t seconds.a) Find the rock’s acceleration and velocity at time t.b) How long does it take the rock to reach its highest point?c) How high does the rock go?d) How long does it take the rock to reach half its maximum height?e) How long is the rock aloft?
If a rock falls from a height of 20 ??, the height (in meters) after ?? seconds is approximated by ??(??) = 20 ? 4.9??^2. Round all answers to the nearest hundredth and include units. 1. How long does it take to reach a height of 5 meters.
Find the equation of the following graph. Leave your answer in factored form. 7. A rock is thrown into the air. The height (in fieet) of the rock after t seconds is given by h-16r2 +64r. Answer the following algebraically a) What is the height reached by the ball after I second? b) Determine the maximum height the rock attains c) How long it will take to reach maximum height. d) When does the rock hit the ground? 89
3. A ball is thrown straight up, reaches a maximum height, then falls to its initial height. Make a statement about the direction of the velocity and the acceleration as the ball is coming down. (1 mark) a) Both its velocity and its acceleration point upward b) Its velocity points downwards and its acceleration points upwards c) Its velocity points upwards and its acceleration points downwards d) Both its velocity and its acceleration point downwards. 4. A man stands on...
a) how long is seconds does it take Andrew to reach the store? b) in seconds, how long does the whole trip take? c) how long does the trip take in minutes? d) how much distance, in kilometers, did andrew travel during the whole trip? e) what is the magnitude of andrews displacement, in km, for the entire trip? f) what is the direction of andrew’s displacement for the entire trip? (13%) Problem 1: Andrew needs to get produce from...
using maximum speed of Cassini, how long would it take a spacecraft to reach Jupiter if it flew directly there when Jupiter was at its closest distance to earth?
A rock is thrown straight up with an initial velocity of 25 m/s. What maximum height will the rock reach before starting to fall downward?
How long does it take (in minutes) for light to reach Venus from the Sun, a distance of 1.174 × 108 km?