How are the scientific method and the engineering method similar? Both methods identify failure points.
Both methods construct a hypothesis.
Both methods focus on designing things.
Both methods work on finding solutions to problems.

Select all that apply. a beta particle: is electromagnetic energy is an electron has zero charge is emitted from the nucleus has a +2 charge has a -1 charge

The number at the end of an isotope’s name is the number.

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.