Caffeine

Contents

Key Stage 3

Meaning

Caffeine is a legal drug found in coffee, tea, chocolate and energy drinks.

About Caffeine

Caffeine has the effect of making an animal feel more wakeful.

Caffeine improves reaction speed of many animals.

Key Stage 4

Meaning

Caffeine is a stimulant found in coffee, tea, chocolate and energy drinks.

About Caffeine

Caffeine is a legal drug.

As a stimulant caffeine decreases reaction time.

Caffeine is addictive.

Beyond the Curriculum

References

AQA

Caffeine, pages 181, 211, GCSE Biology; Student Book, Collins, AQA