Aboy pulls his toy on a smooth horizontal surface with a rope inclined at 60 degrees to the horizontal. if the effective force pulling the toy along the horizontal surface is 5n, calculate the tension in the rope

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves

Two loudspeakers, 5.5 m apart and facing each other, play identical sounds of the same frequency. you stand halfway between them, where there is a maximum of sound intensity. moving from this point toward one of the speakers, you encounter a minimum of sound intensity when you have moved 0.33 m . assume the speed of sound is 340 m/s.part a) what is the frequency of the sound? part b) if the frequency is then increased while you remain 0.21 m from the center, what is the first frequency for which that location will be a maximum of sound intensity? express your answer to two significant figures and include the appropriate units.

Why is the use of carbon-14 limited