The Science and Art of Fireworks

What causes the vibrant colors in fireworks?

• Chemical reactions and electrons interacting with energy

• The shape of the explosive materials

• The speed of the explosion

• The type of fuse used

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Which element is responsible for producing a blue color in fireworks?

• Copper

• Strontium

• Barium

• Sodium

How do electrons create light in fireworks?

• By absorbing energy and releasing it when returning to lower energy levels

• By colliding with other electrons

• By splitting into smaller particles

• By changing their charge

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What is the relationship between wavelength and energy in the electromagnetic spectrum?

• Wavelength and energy are inversely proportional

• Wavelength and energy are directly proportional

• Wavelength and energy are unrelated

• Wavelength is always greater than energy

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How do chemists control the patterns created by fireworks?

• By arranging explosive materials in specific shapes

• By using different types of fuses

• By changing the color of the chemicals

• By altering the speed of the explosion