4. You are walking in Paris alongside the Eiffel Tower and suddenly a croissant smacks you on the head and knocks you to the ground. From your handy dandy tourist guidebook you find that
the height of the Eiffel Tower is 324 m. If you neglect air resistance, calculate how many
seconds the croissant dropped from the top of the tower before it tagged you on the head.

Picture a all traveling at a constant speed around the inside of a circular structure. is the ball accelerating? explain your answer

Ajet plane has a sound level of 120 db at a distance of 60 m. what is the q23. sound level at a distance of 6.0 km? (60)2 (6000)? om solution 80db db, hint: 16x assume ultrasound waves travel through the body of an animal at 1540 q24. m/s. if a 30,000 hz signal were reflected off a portion of a heart which was moving toward the source at 3 m/s, what frequency signal would return to the stationary source? solution 30.117hz

See the attachment and solve question 5th