Acar has an initial velocity of 45m/s and a final velocity of 0m/s 9 seconds later.
a. what is the acceleration?
b. how far did they travel during the 9s?

Which instrument is used to measure air temperature

Complete the statement about memory improvement. ( )involves organizing and breaking down information into easier groups to expand capacity. rehearsal is the verbal repetition of information. these techniques are especially important for the improvement of ( ) memory.

The experiment was repeated many years later but the gases were mixed in a different type of container. a white solid was obtained which was xenon fluoride. predict whether you think 1) krypton and 2) radon will react with fluorine. explain reasons for your predictions