Asound wave enters a new medium where sound travels faster. how does this affect the frequency and wavelength of the sound? a. the frequency increases and the wavelength decreases.. b. the frequency decreases and the wavelength increases.. c. the frequency stays the same and the wavelength increases.. d. the frequency stays the same and the wavelength decreases.. neither the frequency nor the wavelength is affected.

An object resting on a table weighs 100 n. with what force is the object pushing on the table? with what force is the table pushing on the object? explain how you got your answer.

Distinguish between linear momentum and angular momentum

During the apollo moon missions, astronauts were concerned about the effects of newton's third law of motion when: o a. they ejected waste water, because they were concerned that it would push them off course. o b. they reentered earth's atmosphere, because they were carrying heavy moon rocks. o c. they took off from earth, because a large force was required to generate large acceleration. o d. they detected incoming space debris, because the inertia of the debris could damage their ship.