If a person drops a ball from 500 m above the ground, determine (a) The time that it takes the ball to reach the ground (b) The speed of the ball the moment it hits the ground (c) The speed of the ball 3 seconds after the person drops it

An object is thrown vertically and has an upward velocity of 9 m/s when it reaches 1/6 of its maximum height above its launch point. What is the maximum height of the object?

Moving sidewalks are installed every other 50 meters along the entire stretch of an airport walkway. These sidewalks move at a constant speed of 1 m/s. A lady passenger takes one of the sidewalks to go from one point to the next. If the passenger decides to go back using the same sidewalk at 1 m/s, how long will it take to reach her point of origin?

A pirate ship launches a cannon ball with an initial speed of 200 m/s. The ball is to strike an enemy ship that is exactly 3.0 km from the cannon. What is the minimum time-of-flight for the ball? (-1,3)m (1,-3)m (-1,2)m (-1,7)m (-1,12)m (1,7)m

A juggler throws a bowling pin straight up with an initial speed of 7.4 m/s from an initial height of 3 m. How much time elapses until the bowling pin returns to the same initial height? (Do not round off the final answer)

A family drives on a trip to visit their relatives.  On the first day they travel 550 miles with an average speed of 50 mi/hr, on the second day 420 miles with an average speed of 35 mi/hr and on the third day 585 miles with an average speed of 45 mi/hr. a) What is the total driving time? b) What is the average speed for the trip?

A race car travels northward on a straight, level track at a constant speed, traveling 0.587 km in 13.1 sec. The return trip over the same track is made in 27.3 sec.(a) What is the average velocity of the car for the FIRST leg of the trip?(b) What is the average velocity of the car for the SECOND leg of the trip?(c) What is the average velocity of the car for the WHOLE trip?

A person walks up a stalled 17-m-long escalator in 87 s. When standing on the same escalator, now moving, the person is carried up in 31 s. How much time would it take that person to walk up the moving escalator?

A jet plane has a takeoff speed of V= 103 m/sec and can move along the runway at an average acceleration of 1.75 m/s2. a) What is the distance needed for take-off? (b) How much time is required for take-off?