Fireworks by CSP Passage

What is the origin of black powder historically used in fireworks?

• Ancient Rome

• Ancient Greece

• Ancient China

• Ancient Egypt

What core ingredients in modern fireworks are comparable to black powder effects?

• Willow and Peony

• Chrysanthemum and Brocade

• Dahlia and Kamuro

• Crossette and Horsetail

3. What effect is produced in fireworks by burning charcoal?

• Blue Stars

• Willow Stream

• Falling Leaves

•  Spider Display

How are vivid colors produced in fireworks according to the information provided?

• By adding food coloring

• By burning aluminum

• By exciting electrons in metallic salts

• By cooling down the fireworks

Which element is known to produce a strong red color in fireworks?

• chlorine

• strontium

• barium

• sodium

What color is produced by combining strontium chloride and barium chloride?

• red

• green

• yellow

• blue

What method is used to create different colors in fireworks by mixing light sources?

• Subtractive Mixing

•  Reflective Mixing

• Additive Mixing

• Absorbent Mixing

In fireworks, what determines the frequency of emitted photons?

•  Composition of gunpowder

• Density of the firework shell

• Excited electrons in metallic salts

• Temperature of the atmosphere

During which century were the effects of metallic salts on fireworks discovered?

• 1500s

• 1600s

• 1700s

• 1800s

What is the term for the precise ball of composition where charcoal is set off in fireworks?

• Sparkler

• Star

• Comet

• Nebula