At which point does a substance have the greatest amount of kinetic energy

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?

Aman throws a football straight into the air. as it rises, it slows down. which type of energy is the football gaining?

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?