Natural and artificial light

1.- Choose two sources of light:

• artificial

• light

• natural

• reflection

2.- Choose all the natural sources of light

• Sun

• stars

• lightning

• light bulb

3.- Choose all the artificial sources of light:

• Sun

• regular light bulb

• Fluorescent light bulb

• star

4.- What is the name of this bulb?

• Fluorescent light bulb

• Regular light bulb

5.- What is the name of this bulb?

• Regular light bulb

• Fluorescent light bulb

6.- What do you prefer?

• Sun

• stars

• lightning

• electricity

7.- Is the Sun one of the biggest stars in the space?

• True

• False

• I don´t know

• Maybe

8.- Is the thin metal wire that you can find in regular light bulbs...

• retina

• wire

• filament

• lens

9.- Are the regular light bulbs eco-friendly?

• True

• Maybe

• I don´t know

• False

10.- The fluorescent light bulbs are more eco-friendly than regular light bulbs because they use less electricity...

• False

• True

• Maybe

• I don´t know