The French high-speed train travels at 300 km/h. How long (in hours) would it take the train to travel 1500 km at this
speed?

Which of the following are guidelines to follow for obtaining accurate observations

1. jay fills a wagon with sand (about 20 kg) and pulls it with a rope 30 m along the beach. he holds the rope 25° above the horizontal. the rope exerts a 20-n tension force on the wagon. how much work does the rope do on the wagon?

Holes drilled several kilometers into earth’s crust provide direct evidence about earth’s interior in the form of