A pen rolls off a table 54.23 cm tall and lands 27.47 cm from the base of the table. What is the initial velocity of the pen? Note: Round off your answer to two decimal
place and express it in m/s [F].

Arock collection comes from which part of earth?

Identify the forces that contribute to the centripetal force on the object in each of the following examples: a. a bicyclist moving around a flat, circular track b. a bicycle moving around a flat, circular track c. a racecar turning a corner on a steeply banked curve

In a good thermo flask the main cause of heat loss is