A 15.0 cm object is 12.0 cm from a convex mirror that has a focal length of -6.0 cm. What is the height of the image produced by the mirror? –5.0 cm 7.5 cm -7.5 cm 5.0 cm

What if? if the temperature near the cliff suddenly falls to 0°c, reducing the speed of sound to 331 m/s, what would the initial speed of the rock have to be (in m/s) for the soccer player to hear the sound of the splash 2.90 s after kicking the rock?

Gordon is going for a run through the park, but it is cold outside. the low outside temperature could affect his personal safety.

What equation is used to calculate the weight of an object on a plant ?