19. The diagram shows a measuring cylinder. 100 .90 80 70 60 50 -40 -30 -20 10 Which unit would be most suitable for its scale? A mm2 B mm Ccm2 D cm3​

Look at the potential energy diagram for a chemical reaction. which statement correctly describes the energy changes that occur in the forward reaction?

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?

What is the relationship between the direction of motion of the balloon and the wind currents