What is the acceleration of 2600kg mass when 2600 acts on it

The agent of mechanical weathering in which rock is worn away by the grinding action of other rock particles is call

If the atomic mass of an atom is 34 and the atom contains 13 protons, how many neutrons does the atom contain?

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.