Glow Sticks and Temperature Flashcard

Front

What is a glow stick?

Back

A glow stick is a plastic tube containing a chemical solution that produces light through a chemical reaction called chemiluminescence.

Front

What happens to a glow stick when it is placed in cold water?

Back

It slows down the chemical reaction, causing the glow to dim but not stop completely.

Front

How can you safely defrost a frozen glow stick?

Back

Run it under warm tap water.

Front

What effect does heat have on a glow stick's brightness?

Back

Heat makes the glow stick glow brighter but for a shorter duration.

Front

Why is it dangerous to defrost a glow stick in the microwave?

Back

It could cause the glow stick to explode or melt due to rapid heating.

Front

How long can a glow stick typically shine brightly?

Back

At least 12 hours without freezing.

Front

What is chemiluminescence?

Back

Chemiluminescence is the process of producing light as a result of a chemical reaction.

Front

What happens to the glow stick's color when it is heated?

Back

It may change color, but primarily it glows brighter.

Front

What is the effect of freezing on a glow stick?

Back

Freezing significantly slows down the chemical reaction, causing the glow to stop.

Front

What is the safest method to store glow sticks?

Back

Store them in a cool, dry place away from direct sunlight.