How much work in n*m is done when a 10.0-n force moves an object 2.5m?
-0.25m*n
-2.5m*n
-25m*n
-4.0m*n

Work out sian speed for the first 30 minutes of her journey. give your answer in km/h.

Asystematic approach to problem solving is called a (an)

Estimate the schwarzschild radius (in kilometers) for a mini-black hole formed when a superadvanced civilization decides to punish you (unfairly) by squeezing you until you become so small that you disappear inside your own event horizon. (assume that the your weight is 50 kg)