A candle 3.0 cm tall is placed 30 cm from a concave (converging) mirror with a focal length of 20 cm. Using the equations, give quantitative characteristics about the image’s position from the mirror and its height. To conclude, LOST the image

Excuse ! extra points plus ! super desperate ! the position of an object does not move relative to a reference point. relative to the reference point the object _. a.) is not moving. b.) is moving.

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

How do you tell if someone actually cares about you? and just say they do?