A train accelerates from 30 km/hr to 45 km/ hr in 5.0 seconds . Find it's acceleration and the distance it travels[..]

a rock is thrown vertically downward from the building 40 m. high at an initial velocity of -15m/s. (a) what is the[..]

a stone is thrown vertically upward from the bridge 100ft high at an initial velocity of 50 ft/s. How long will it[..]

a ball is thrown vertically upward from the top of the building 40m high with an innitial velocity of 25m/s. What is[..]

a projectile is fired vertically upward with an initial velocity of 40m/s. Find the position and velocity of the[..]

a ball is thrown vertically upward with the initial velocity of 130ft/s. find its position and velocity at the end[..]

a girl is standing in an elevetor that is moving upward at a velocity of 12 ft/s when she drops her hand bag. If she[..]

If the sides of a square are lengthened by 5 cm, the area become 81 cm ^2. Find the length of both side of the[..]

Denver is 1021is miles from Houston. A pilot flies directly from Houston to . When the pilot is 320 miles from[..]

In the year 2000, 4.2 million dollar pain relief drugs sales made in the U.S. in 2004 the saes was 4.63 million[..]