A small 23 kilograms canoe is floating downriver at a speed of 2 ms what is the canoes kinetic energy

Speed of sound Material speed of sound in m/s air 331 helium 972 tap water 1493 sea water 1533 aluminum 5100 Based on the table, what would you predict the speed of sound through ice would most likely be?

State Pascal''s principle. Give and example of its use

What is the relation between momentum of a body and force acting on it?

The excitation of an electron on the surface of a photocell required 5.0 x 10 - 27 J of energy. Calculate the wavelength of light that was needed to excite the electron in an atom on the photocell

For a projectile launched at an angle, are the forces in the vertical direction balanced or unbalanced?

How much heat is needed to raise the temperature of 6g of water by 18oC?

A proposed space station includes living quarters in a circular ring 50.0 m in diameter. At what angular speed should the ring rotate so the occupants feel that they have the same weight as they do on Earth?

Which transformation of energy occurs in a hydroelectric power plant? A. Potential energy to chemical energy B. Chemical energy to potential energy C. Chemical energy to Kinetic energy D. Kinetic energy to electrical energy F.

Which two supreme court cases delt with the first amendment rights of students in public schools

Two boxes sit on a frictionless surface and are in contact with one another. the first box has a mass of 7 kg and the second box has a mass of 8 kg. A 25 N force is applied to the 7 kg box. Find the acceleration of the boxes.