If your niece weighs 150 Newtons and you weigh 380 Newtons, how big is the support force the floor exerts on your feet if you stand still while your niece sits still on your shoulders?

Which is not one of the major climate zones? question 3 options: rain forest polar tropical temperate

Which statement correctly describes the relationship between frequency and wavelength?

Afisherman notices that his boat is moving up and down periodically without any horizontal motion, owing to waves on the surface of the water. it takes a time of 2.20 s for the boat to travel from its highest point to its lowest, a total distance of 0.670 m . the fisherman sees that the wave crests are spaced a horizontal distance of 5.80 m apart. (a) how much is the wavelength? (b) find the period of the wave. (c) how fast are the waves traveling? (d) what is the amplitude a of each wave?