(1) You notice that your friend’s grass is greener than your…
(1) You notice that your friend’s grass is greener than yours. (2) You think, ‘why is my friend’s lawn so much greener than mine?’ (3) You think that watering their grass might cause their grass to be greener. You decide to test this idea. (4) If watering grass makes it green, then the grass that you water in your experiment should be greener than grass you don’t water in your experiment. The last sentence (#4) is an example of a…