The river is flowing 19 km/hr South and the kayaker is paddling 14 km/hr North. What is the total velocity the kayaker is traveling?

You notice a very one-dimensional-thinking snail crawling along one rail of a railroad track. naturally, you remove it to a safer place. but before you do, you observe it as it moves from position xi = -92.9 cm to position xf = -64.9 cm along the rail, as measured from a point where one rail abuts the next. what is the snail\'s displacement δx in centimeters?

What are the theoretical properties of a gas at a temperature of 0 kelvin?

Which of the following are not typically included in the periodic table? a. atomic mass b. element symbol c. isotopes d. number of electrons