A boat crosses a river at a constant velocity of 15 km/h [W]. The river is 0.43 km across at the place where the boat crosses, and the river is flowing 6.2 km/h (S). a. What is the boat's resultant velocity?

Ablock of mass 1.5 kg slides down an inclined plane that has an angle of 15. if the inclined plane has no friction and the block starts at a height of 3 m, how much kinetic energy does the block have when it reaches the bottom? acceleration due to gravity is g = 9.8 m/s2. a. 6.8 j b. 50.9 j c. 0 j d. 44.1 j

Ireally need this answer sombody fast fast

A10-kg isto a of 10 m at aa0.9 kg/m.30 kg of ,at aas10-m .. ( 9.8 m/s2 g.)