Decide which of the following prefixes is the largest: centi-, milli-, deci-, or kilo-. options: centi- milli- deci- kilo-

Simple machines can a. increase force only b. decrease force only c. increase or decrease force

Which accurately compares concave and convex lenses?

If a rock is thrown upward on the planet mars with a velocity of 12 m/s, its height (in meters) after t seconds is given by h = 12t − 1.86t2. (a) find the velocity of the rock after two seconds. m/s (b) find the velocity of the rock when t = a. 12−3.72a m/s (c) when will the rock hit the surface? (round your answer to one decimal place.) t = s (d) with what velocity will the rock hit the surface? m/s