Why are dynamic flexibility tests not used as often as static flexibility tests?

What is created when solids, liquids, an gases mix with one another

The diagram shows a series of volcanic island and a hot spot determine the direction of movement of the tectonic plate that for the island

Which of these questions might a character ask if the conflict is man versus self? a. which path should i take to better myself? b. which boulder will be too heavy for me to carry? c. which friend is going to ditch me today? d. all of the above