What determines the conductivity of a metal.

If the root word engage means “to connect with something,” what does the word disengage mean in the following sentence? he disengaged the gears by stepping on the clutch pedal.a.added more engine powerb.activated a connection to the pedalc.stalled the engined.released a connection to the pedal

Which of the following compounds does not contain molecules? question 2 options: co2 h2 nacl h2o

Explain in detail of the four major scientific developments that spurred the formulation of the plate tectonics theory