Mr. Norris goes on a run around the track if the track is 400 m along any runs for lapse when he stopped on his starting point what is his total distance

1,500 m

Explanation:

Its really simple all you have to do is take 400m and multiply that by the amount he ran along the track which is 4 so when you multiply you get 1,500

hope it helps

graph slopes whilst gas cools, then it is flat whilst conensation to liquid happens, the coolong liquid then graphs as a slope when it solidifies graph is flat

latent heat