Explain how thinking actively promotes critical thinking.

If the work required to stretch a spring 3 ft beyond its natural length is 15 ft-lb, how much work is needed to stretch it 27 in. beyond its natural length?

The photo shows sugar dissolved into a solution with excess sugar at the bottom of the jar this type of solution is classified as a. unsaturated b. compound c. saturated d. plasma

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created