A lump of ice falls from an airplane as it comes it to land. If the ice hits the ground with a vertical speed of 85 m/s, what was the height of the plane when ice feel off?

  1. 👍
  2. 👎
  3. 👁
  1. vf^2=2*g*height
    solve for height

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. physics

    A 40-g block of ice is cooled to −71°C and is then added to 590 g of water in an 80-g copper calorimeter at a temperature of 27°C. Determine the final temperature of the system consisting of the ice, water, and calorimeter.

  2. Trigonometry

    An airplane is sighted at the same time by two ground observers who are 2 miles apart and both directly west of the airplane. They report the angles of elevation as 11˚ and 20˚. How high is the airplane? Round to the nearest

  3. History

    What happened to airplane manufacturing after World War II? 1 Airplane manufacturers began producing goods for the oil industry. 2 Airplane manufacturing rebounded and produced airplanes, parts, and equipment. 3 Airplane

  4. Advanced Algebra

    Max has just won some money on a game show! He has the option to take a lump sum payment of $500,000 now or get paid an annuity of $4,900 at the beginning of each month for the next 10 years. Assuming the growth rate of the

  1. physics

    You're in an airplane that flies horizontally with speed 860 km/h (240 m/s ) when an engine falls off. Neglecting air resistance, assume it takes 26 s for the engine to hit the ground. Hight of airplane is: H = 3.3 km horizontal

  2. Physics

    A woman in a car on a level road sees an airplane traveling in the same direction that is climbing at an angle of 30 degrees above the horizontal. By driving 110 km/h she is able to stay directly below the airplane. What is the

  3. Physics

    An airplane dropping supplies to northern villages that are isolated by severe blizzards and cannot be reached by land vehicles. The airplane is flying at an altitude of 785m and at a constant horizontal velocity of 53.5 m/s. At

  4. science**

    a large portion of the water that falls on the earth is absorded by plants and used in photosynthesis. the plants secure the soil with their spreading roots which of the following practices would contribute the most to periodic

  1. physics

    If you drop a piece of ice on a hard surface, the energy of impact will melt some of the ice. The higher it drops, the more ice will melt upon impact.Find the height from which a block of ice should ideally be dropped to

  2. social stues

    What is pack ice? A. large masses of compressed ice that cover land B. large, slow-moving bodies of ice that move over land C. large, floating masses of ice where groups of penguins live D. large, seasonal masses of ice that form

  3. physics

    a large chunk of ice with mass 15 kg falls from a roof 8 m above the ground . find the kinetic energy of the ice when it reaches the ground

  4. Science

    How can a piece of land be preserved? A. Stop use of the land. B. Limit use of the land. C. Build houses on the land. D. Clear trees from the land.

You can view more similar questions or ask a new question.