calculate the velocity of a water wave if the frequency is 390 hz, the wavelength is 5.2m, and the amplitude of the wave is 3.76cm

Explain what it means to view a moving object from a frame of reference. Provide an example that illustrates your explanation.

Four bricks of length L, identical and uniform, are stacked on top of one another in such a way that part of each extends beyond the one beneath.

In one sentence describe how the electricity in an action potential is generated

Which is the best description of a constructive inference of light? A. A longitudinal wave meets a traverse light wave. B. A mechanical wave meets an electromagnetic wave C. Two waves have the same direction of displacement. D.

Acceleration changes and objects ... a. inertia speed or both b. speed gravity or both c. gravity direction or both d. speed direction or both

Which actions are evidence that a chemical reaction has occurred? Check all that apply. A: a change in color B: the formation of a precipitate C: a clear liquid becoming cloudy D: a change in shape E: the formation of bubbles F: the formation of

Which sphere forms Earth's outermost layer? Atmosphere Biosphere Cryosphere Hydrosphere

an 100kg object traveling at 50m/s collides (perfectly inelastic) with a 50kg object initially at rest. what is the sum of the momentum of both objects prior to the collision?

A train moves at constant velocity of 50km/h. how far will it move in 0.5h?

Which process best describes part of a scientific investigation? O designing a solution O evaluating the conclusion O evaluating the solution O identifying the conclusion