2. A crowbar used for turning a stone is shown in the diagram. In which direction (A or B) is the pivot to be shifted to increase the mechanical advantage? Write with a reason. ​

Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.

Which composition of water moves to begin a deepwater current?

The ability to make things happen is also called a. heat b. force c. matter d. energy