What converts electrical energy into light energy when it is turned on?
Something found in a traffic signal deoxyribonucleic acid Something found in a hand mixer Something found in a power strip Something found in a hair dryer polymers of nucleotides a hemisphere is tilted away from the sun an electron microscope
A B C D E F G H
In Denver, traffic signal lights are being converted to the new energy-saving bulbs.
Something in a traffic signal converts electrical energy into light energy when it is turned on
What converts electrical energy into light energy when it is turned on? (A) Something found in a traffic signal (B) deoxyribonucleic acid (C) Something found in a hand mixer (D) Something found in a power strip (E) Something found in a hair dryer (F) polymers of nucleotides (G) a hemisphere is tilted away from the sun (H) an electron microscope