Which is NOT a part of an electric motor? a.
armature
b.
brushes
c.
commutator
d.
slip ring

Which describe reflection? check all that apply. light bounces off a boundary.

When a bicycle coasts uphill, it moves slower and slower as it climbs. why? a. its kinetic energy is transforming into heat energy. b. its potential energy is transforming into kinetic energy. c. its kinetic energy is transforming into potential energy and heat energy. d. its potential energy is transforming into kinetic energy and heat energy.

Elements that have one valence electron and are very reactive are called