The following are the observations of Riya when she did the activity by using concave mirror. Complete the table.

Moon effect. some people believe that the moon controls their activities. if the moon moves from being directly on the opposite side of earth from you to being directly overhead, by what percentage does (a) the moon's gravitational pull on you increase and (b) your weight (as measured on a scale) decrease? assume that the earth–moon (center-to-center) distance is 3.82 × 10^8 m, earth's radius is 6.37 × 10^6 m, moon's mass is 7.36 × 10^22 kg, and earth's mass is 5.98 × 10^24 kg.

Clothes dryer uses about 7 amps of current from a 240 volt line. how much power does it use?

Where is the potential energy throughout the loading, cocking, and releasing of the trebuchet?