Welcome to the Science Quiz 36

This is a timed quiz. You will be given 15 seconds per question. Are you ready?

What energy source is typically needed to activate phosphorescent powder?

A) Heat

B) Water

C) UV or visible light

D) Sound waves

Correct! Wrong!

Which of the following is a real-life application of phosphorescent materials?

A) Solar panels

B) Emergency exit signs

C) Loudspeakers

D) Thermometers

Correct! Wrong!

What color is most commonly emitted by basic phosphorescent powders?

A) Blue

B) Red

C) Green

D) Orange

Correct! Wrong!

How is phosphorescence different from fluorescence?

A) Phosphorescence happens only underwater

B) Fluorescence lasts longer

C) Phosphorescence continues to glow after the light source is removed

D) There is no difference

Correct! Wrong!

Which of these materials is commonly used in phosphorescent powders?

A) Zinc oxide

B) Calcium carbonate

C) Strontium aluminate

D) Iron filings

Correct! Wrong!

Why should you avoid ingesting or inhaling phosphorescent powder?

A) It will stop glowing

B) It’s non-toxic but sticky

C) It may be harmful or toxic

D) It can attract insects

Correct! Wrong!

What is the best way to charge phosphorescent powder for maximum glow?

A) Flashlight under a blanket

B) Direct sunlight or strong UV light

C) Candlelight

D) Infrared light

Correct! Wrong!

What is the main purpose of phosphorescent powder in a science kit?

A) To conduct electrical current

B) To glow in the dark

C) To produce heat

D) To react with water

Correct! Wrong!

Quiz on Phosphorescent powder Science Kit

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Welcome to the Science Quiz 36

What energy source is typically needed to activate phosphorescent powder?

Which of the following is a real-life application of phosphorescent materials?

What color is most commonly emitted by basic phosphorescent powders?

How is phosphorescence different from fluorescence?

Which of these materials is commonly used in phosphorescent powders?

Why should you avoid ingesting or inhaling phosphorescent powder?

What is the best way to charge phosphorescent powder for maximum glow?

What is the main purpose of phosphorescent powder in a science kit?

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