Which statement does NOT describe redesign? A You would want to make major changes.

B Engineers retest multiple times.

C Engineers try to make items more efficient.

D It happens all the time.

What is the relationship between the wavelength of a wave and it's energy?

Part a constants huck finn walks at a speed of 0.60 m/s across his raft (that is, he walks perpendicular to the raft's motion what is huck's velocity (speed and direction) relative to the river bank? express your answer to three significant figures and include the appropriate units. relative to the shore)

Explain how the energy of rubber ball is tranforned as it roll down a ramp. give evidence that the energy of the og the ball remains the same at all points on the ramp