Identify the wavelength of this wave.

Is the alien theory a scientific claim? why or why not? just took the test it was , : " the alien theory is not a scientific claim because it is not based on valid data, there is no evidence to support it, and it does not come from a reliable source."

The slope of a velocity time graph over any interval of time gives the during that interval

If the force applied to an object remains constant, is more power needed for the object to move faster ? explain