What kind of joint is pictured in the diagram shown?
A)A semimoveable joint, allowing back and forth movement
B)A moveable joint, allowing back and forth movement
C)A semimoveable joint, allowing twisting
D)Amoveable joint, allowing twisting

What does a particular point on a line of a phase diagram represent? o a. the maximum temperature a substance can exist at without bonds breaking b. the pressure created by the kinetic energy of molecules at a particular temperature c. the melting point or boiling point of a substance at a specific pressure d. the conditions in which temperature and pressure have equal effects on a substance

The diagram shows the relationship between scientific disciplines. the names of some scientific disciplines have been removed from the boxes. which scientific discipline belongs in the blue box? a. physics b. biology c. chemistry d. metallurgy

What is a number added in front of a formula in order to balance the equation