The best and most correct answer among the choices provided by your question is the third choice or number 3.
<span>As an object falls freely toward the earth, the momentum of the object-earth system remains the same.</span>
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The answer to the problem b.
UV Radiation since it has a higher frequency than the others. The higher the frequency the shorter the wavelength.
Answer:
Sound waves. Anything that vibrates is producing sound; soundis simply a longitudinal wave passing through a medium via the vibration of particles in themedium. Consider a sound wavetraveling in air
Answer:
D.
Explanation:
8.1X10 to the power of 6 Joules.