Chemistry and Mechanics in Fireworks

What 3 ingredients were used to make gunpowder in China?  Pick all that apply.

• sulfur

• charcoal

• saltpeter

• paprika

When gunpowder is compressed it burns...

• faster

• slower

The aerial shell explodes ______ unlike the charge

• outwards

• directionally

_____ are transferred between molecules during the reaction

• Electrons

• Protons

• Neutrons

Colorants emit the energy as _____

• light

• gas

• liquid

• solid

The different colors in fireworks are the products of specific

• metal salts

• gunpowder recipes

• aerial shell arrangements

The unreacted chemicals from fireworks can stay in the air for days.  True or False

• True

• False

Fireworks can pollute the environment.  True or False

• True

• False