What is the name of the process plants use to make the energy (food) they need?
a symbiosis
b respiration
c pollination
d photosynthesis

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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

What is the mass defect of a mole of nuclei with 1.8 x 10^15 j/mol binding energy?

In a water molecule, hydrogen and oxygen are held together by a(an) bond. a) double covalent b) ionic c) nonpolar covalent d) hydrogen e) polar covalent