If speed is 20ms and distance travelled is 72 km find time taken

Determine el momento angular de un rueda de 3000g moviendose a 10m/s con un radio de giro de 400cm

True or false graphs must include scales that increase by the same amount

During which interval are the persons represented by the graph not moving? a) 0 to 0.5 hrs b) 1.5 to 2 hrs c) 2 to 2.5 hrs d) 4.5 to 5 hrs