Ohio Energy Project Lesson 2 Lighting

What does LED stand for?

• Light Emitting Diode

• Let's Eat Dinner

• Love Eating Donuts

• Light Enters Doors

What does CFL stand for?

• Come Forward Loudly

• Compact Florescent Light

• Compact Formal Living

• Can't Find Light

What does IL stand for?

• Internet Lost

• Incandescent Light

• Idea Lighting

• Inside Light

Only 10% of the energy used by a traditional incandescent light bulb (IL) produces light, the rest is given off as heat.

• True

• False

After the light bulb comparison, which bulb used the LEAST amount of energy?

• Incandescent Light Bulb (IL)

• Compact Florescent Light Bulb (CFL)

• Light Emitting Diode (LED)

Which light bulb was the coolest temperature when in use?

• Compact Florescent Light Bulb (CFL)

• Incandescent Light Bulb (IL)

• Light Emitting Diode Bulb (LED)

Which bulb was truly a heat bulb, not a light bulb?

• CFL

• LED

• IL

An incandescent Light bulb (IL) converts most of its energy to _________

• light energy

• nuclear energy

• thermal energy

• mechanical energy

Which one is a way to save energy on lighting in the home?

• Switch incandescent bulbs to CFLs or LEDs

• Shut off lighting when exiting the room

• Use natural light by opening the blinds or curtains when possible

What characteristics did the light bulbs have in common?

• They all produced heat

• They all produced a chemical

• They all produced light

• They all produced heat and light