A bag chasing a moth emits a sequence of three chirps every 0.010 seconds and later hears the echos as shown in the diagram below. What can you infer in this situation f the bat heard echo 1 first in his left ear, then echo 2 simultaneously in both ears, and then echo 3 in his right ear? Explain your response.

Choose a synonym for the underlined homonym (a word with two or more meanings). i did not expect the boat to rock so much. a. boulder c. astound b. sway d. shock

What energy transformations occur each time the skateboarder rolls up the ramp?

Why does the equilibrium position of the spring change when a mass is added to the spring? will the mass oscillate around the new equilibrium position of the spring or the previous position without a mass attached to the spring? if the equilibrium position of the spring changes by 20 cm (assuming no initial mass) when a mass is added to the spring with constant 4.9 kg/s^2, what is the mass of the object attached to the spring?