Students were asked to catch a dropped ruler during each of two conditions: while they were talking on their cellphone, and when they were not doing anything. The data shows their reaction time in milliseconds. Data are arranged from lowest to highest (fastest time to slowest time).

Suppose you use a machine that gives you a mechanical advantage of 2 to achieve an output force of 30newtons what must the input force be

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.

Waves that cause the most damage during an earthquake are a. surface waves c. s waves b. p waves d. ocean waves