4. design two separate experiments that would directly test the hypothesis of the following scenario (neither experiment should rely on the results of the other experiment). identify the control group, independent variable, and dependent variable. hypothesis: the reduction in the enzyme cognitase results in impaired memory in mice.

Breacking the law and lazy

It depends on the surface of the levels. the rougher the surface, the greater is the frictional force. for rougher surfaces, you would need to exert greater force to move the object. the concept is that, you must overcome the frictional force in order to bring the object into motion. this is the reason why we add lubricants to the joints so they could easily move. this answer was on