Which environmental lapse rate represents the most unstable condition in a layer of unsaturated air? a. 11°C per 1000 m b. 9°C per 1000 m c. 6°C per 1000 m d. 3°C per 1000 m

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?

If a balloon is taken outside on a very cold day, what will occur?

An open cart is moving along a straight frictionless horizontal track. when rain starts falling vertically into the cart, what happens to the speed of the cart?