Fireworks (Raz kids level Q)

The making and launching of fireworks is known as ______.

• ignition

• pyrotechnics

• combustion

• mortars

Which of the following is done by a special part of the fireworks shell?

• lift the fireworks into the sky

• make the whistling sound

• create the pattern

• all of the above

How are lightning and fireworks similar?

• both are created from gunpowder

• both are created because of electricity

• both create a booming sound from the heat

• all of the above

Where were fireworks first used more than 1,300 years ago?

• Italy

• Spain

• China

• Greece

What does the term combustion mean?

• burning or exploding

• flammable

• a streak of color

• a sound wave

Which statement best explains the main idea of the chapter titled "How Fireworks Are Made"?

• Fireworks were created by accident and continue to be developed across the world today.

• Fireworks are created from gunpowder and chemicals, and are carefully designed and packed.

• Fireworks have special fuses that control when they will explode and create the designs.

• Fireworks use combustion, which requires oxygen combined with burning to create the explosion.

What is a benefit to computerized firing panels?

• There are fewer possibilities for mistakes.

• The fireworks are bigger.

• There are more and better colors.

• all of the above

What is the base of most colors in fireworks?

• gunpowder

• kinds of salts

• intense heat

• metal flakes

Fireworks cause sound because ______.

• air is pushed outward by the heat

• of the chemicals that make the color

• of special device placed in the fireworks

• the lift charge creates noise as it works

Which sentence best states the main idea of the entire book?

• Fireworks are beautiful, but they are complex and must be carefully handled.

• Fireworks are now computerized and they are always safe, beautiful and loud.

• Fireworks were originally created by accident by a Chinese cook.

• The bright colors in fireworks are created by mixing gunpowder with chemicals.