Lexy and jin study the diagram shown. lexy says that the diffraction angle is the one labeled r, and jin says that the diffraction angle is the one labeled s. which best explains who is correct?

What organization and environment is described above?

How does a circuit breaker protect a refrigerator? a. when the current is too high, a metal strip in the fuse melts and opens the circuit. b. when the resistance is too high , a re-settable which opens a circuit c. when the current is too high , a re-settable switch opens the circuit d. when the resistance is too high a metal strip in the fuse melts and opens the circuit

Boiling water is an example of physical change. true or false