science

A ship sailed 15 km north, then 20km east followed by 10km south. Find its displacement from its starting point

  1. 👍
  2. 👎
  3. 👁
  1. The first and last legs of the journey are equivalent to a displacement of 5 km north.

    Add, as vectors, the net displacement vectors of 5 km north and 20 km east. Use the Pythagorean theorem.

    sqrt(5^2 + 20^2) = sqrt(425) = ___ km

    1. 👍
    2. 👎
  2. with the sqare root of 425,the answer will be 20.6km

    1. 👍
    2. 👎

Respond to this Question

First Name

Your Response

Similar Questions

  1. PHYSICS

    while exploring a cave, a spelunker starts at the entrance and moves the following distances in a horizontal plane. she goes 75.0 m north, 250 m east, 125 m at an angle theta equal to 30.0 north of east, and 150 m south. find her

  2. Physics

    A ship travels 100 km due north on the first day of a voyage, 60 km north-east on the second day, and 120 km due east on the third day. Find the resultant displacement.

  3. physics

    While exploring a cave, a spelunker starts at the entrance and moves the following distances: 75.0 m north, 260 m east, 195 m at an angle 30.0° north of east, and 150 m south. Find the resultant displacement from the cave

  4. social studies

    how was Magellan’s voyage different from that of Columbus? A. Magellan sailed west across the Atlantic to reach the Caribbean B. Magellan sailed south down the coast of South America C. Magellan sailed east around Africa to

  1. math

    Two ship P and Q left a port R at the same time.Q sailed on a bearing of 150 while P sailed on the north side of Q.After a distance of 8km and 10km by P and Q respectively,their dirtance part was 12km.find the bearing of P from R.

  2. social studies

    8. The most valuable item traded between French colonists and Native Americans was _spices____. 9. The slave trade grew dramatically in the Americas in the mid-1500s mainly due to ____ Native Americans refused to work in the

  3. History

    Which best describes accomplishments of Ferdinand Magellan? he sailed around the southern tip of Africa before reaching Calicut, India. he sailed to the Caribbean islands and pioneered trade between Europe, Africa, and the

  4. Calculus

    "At 9am ship A is 50 km east of ship B. Ship A is sailing north at 40km/h and ship B is sailing south at 30km/h. How fast is the distance between them changing at noon?" I can never get these type of questions where two ships are

  1. Physics

    A biker rides700m north 300m east 400m north, 100m west, 1200m south 300m east and finally 100m north .Draw the path of motion of the biker. What distance did he cover?What was his displacement?

  2. physics

    A lorry travels 10km North's ,4km east,6km south,and 4km west what's the displacement and distance

  3. social studies

    How was Magellan's voyage different from that of Columbus? A. Magellan sailed west across the Atlantic to reach the Caribbean. B. Magellan sailed south down the coast of South America. C. Magellan sailed east around Africa to

  4. Physics

    A delivery truck travels 18 blocks north, 10 blocks east, and 16 blocks south. what is its final displacement from the origin? assume the blocks are equal length. My only question is I got about 10 blocks for the displacement got

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