The skateboarder in the drawing starts down the left side of the ramp with an initial speed of 5.4 m/s. neglect nonconservative forces

Which type of microscope would allow the viewer to see ribosomes inside a cell?

Awave travels at a speed of 5.2 m/s. if the distance between crests is 0.40 m, what is the frequency of the wave? use f=v/wavelength a. 13 hz b. 2.1 hz c. 0.077 hz d. 5.6 hz

Acar drives toward the right over the top of a hill, as shown below. which arrow represents the centripetal acceleration? w x y z