Physics

A car drives straight off the edge of a cliff that is 68 m high. The police at the scene of the accident note that the point of impact is 148 m from the base of the cliff. How fast was the car traveling when it went over the cliff?

  1. 👍 0
  2. ğŸ‘Ž 0
  3. 👁 37
asked by James
  1. H =g•t²/2 => t =sqrt(2•H/g) = sqrt(2•68/9.8) =3.7 s.
    L = v•t => v =L/t = 148/3.7= 39.7 m/s = 143 km/hr =88.8mph

    1. 👍 0
    2. ğŸ‘Ž 0
    posted by Elena

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    A car drives straight off the edge of a cliff that is 56 m high. The police at the scene of the accident note that the point of impact is 129 m from the base of the cliff. How fast was the car traveling when it went over the

    asked by emily on October 11, 2010
  2. Physics

    A car drives straight off the edge of a cliff that is 68 m high. The police at the scene of the accident note that the point of impact is 148 m from the base of the cliff. How fast was the car traveling when it went over the

    asked by James on May 21, 2012
  3. physics

    A car drives straight off the edge of a cliff that is 58 m high. The police at the scene of the accident note that the point of impact is 126 m from the base of the cliff. How fast was the car traveling when it went over the

    asked by Anonymous on October 21, 2010
  4. Physics

    A car drives straight off the edge of a cliff that is 50 m high. The police at the scene of the accident note that the point of impact is 140 m from the base of the cliff. How fast was the car traveling when it went over the

    asked by Student on September 5, 2007
  5. Physics

    A car drives straight off the edge of a cliff that is 60 m high. The police at the scene of the accident observed that the point of impact is 126 m from the base of the cliff. How fast was the car traveling when it went over the

    asked by Donald on September 19, 2012
  6. Physics

    A car drives straight off the edge of a cliff that is 58 m high. The police at the scene of the accident note that the point of impact is 126 m from the base of the cliff. How fast was the car traveling when it went over the

    asked by jake on October 20, 2010
  7. Physics

    A car drives straight off the edge of a cliff that is 58 m high. The police at the scene of the accident note that the point of impact is 126 m from the base of the cliff. How fast was the car traveling when it went over the

    asked by Katsu on October 20, 2010
  8. Physics

    A car drives straight off the edge of a cliff that is 58 m high. The police at the scene of the accident note that the point of impact is 126 m from the base of the cliff. How fast was the car traveling when it went over the

    asked by Anonymous on October 20, 2010
  9. physics

    A drives straight off the edge of a cliff that is 54m high.the police at the scene of the accident obseve that the point of impact 130m from the base of the cliff.How fast was the car traveling when it went over the cliff?

    asked by afika on May 8, 2016
  10. physics

    A car drives straight off the edge of a cliff that is 47m hight. The police at the accident note that the point of impact is 122m from the base of the cliff. How fast was the car traveling when it went over the cliff. Calculate

    asked by leann on February 1, 2007

More Similar Questions