A car travels 48 km in 1.2 hours. What is the average speed of the car in km/hr

A10.0 kg cart and a 15kg cart are locked together with a compressed spring between them. they are then released so that the spring pushes the two carts apart. the 10.0 kg cart is moving at 4.5 m/s afterward. how fast is the 15kg cart moving? 3.0 m/s 2.0 m/s 4.5 m/s 5.0 m/s

Carbon 14 is a naturally occurring stable

If angle "a" is 25°, angle "b" is: a) equal to angle c b) less than angle c c) greater than angle c