Susan was traveling in an airplane. she looked out of a window in the airplane and saw clouds in the sky. why could susan see clouds to the window of the airplane?

How air particles exert a pressure on the inside of the balloon

What is the percentage composition of carbon in the compound ch4

6. using 3 – 4 sentences explain (in your own words) why water expands when it freezes? 7. using your knowledge of colligative properties explain whether sodium chloride or calcium chloride would be a more effective substance to melt the ice on a slick sidewalk. use 3 – 4 sentences in your explanation.