Use the drop-down menus to complete the sentences describing the important ideas in Hess’s theory. Hess expanded on Wegener’s theory of
.

Hess proposed the idea that
are places where crust is created.

b i think it’s a water wheel turning in a stream

you need to give more information

a boiling water reactor does not boil the water. a pressurized water reactor boils the water faster. a pressurized water reactor is heated directly by the core. a pressurized water reactor does not use fission.

"record the time to complete a chemical reaction" would most likely be part of a lab procedure.