WARM-UP

1.    What are bacteria?

2.    How small are bacteria?

3.    Are all bacteria harmful?

4.    What is the scientific classification of bacteria?

BACTERIA: Work with a partner to brainstorm everything you know about bacteria in two minutes.

GERMS: Students A strongly believe germs will disappear in the future; Students B strongly believe that is impossible.  Change partners again and talk about your conversations.

HYGIENE: What are the risks with these things? Complete this table with your partner(s). Change partners and share what you wrote. Change and share again. 

 

Risks?

How to reduce the risks

Shopping carts

 

 

Computers

 

 

Cars

 

 

Mobile phones

 

 

Fast food restaurants

 

 

Water

 

 

SUPERMARKET DANGERS: Rank these categories and share your rankings with your partner. Put the most dangerous at the top. Change partners and share again.

  • shopping carts / trolleys
  • other shoppers
  • wet floors
  • high shelves
  • the car park
  • automatic doors
  • fridges / freezers
  • the checkout counter