1. Welcome!
SPAG – look at your work and correct any mistakes in green pen!
New Page
Date:
Title: Digestion
Underlined!!!!
Where does our food go, and how does it come out looking completely different?

2. Spelling Test Oven Sugar Paring knife Simmer Bridge Claw Oats Flour
Fibre
Digestive system
Disease
Diabetes
Obesity

3. Learning Objectives : To be able to explain(make links) what happens to our food.
Grade
Success Criteria 1
I will be able to identify what happens to food when it passes through the body 2
I will be able to explain and expand on what happens to food when it passes through the body 3
I can discuss the physical changes of food as they are digested

4. Card Sort – What is the correct order?

5. Mouth
Small Intestine
Gullet
Large intestine
Stomach
Anus

6. What did you have for breakfast today?
Where do you think that food is now?

7. Stage One - Eating
We use our _______________ to grind down the food, making it easier to swallow.
This is a PHYSICAL CHANGE – although our food does not look the same as when we ate it, it is still what we put in.
Our mouths also contain ____________, which has a substance in it which begins to chemically break food down. This is called an ENZYME.
Teeth
Saliva

8. What are enzymes?
Our food is made up of very long chains which can be difficult to break. They are locked together
What do we use to unlock things?
An enzyme is basically a key to unlock these long chains, and break them in to smaller pieces which we can deal with

9. Stage Two - Gullet swallow mouth
When we ____________________, the food moves down the long tube from the ____________ to the stomach. This is NOT a chemical or a physical change.
swallow
mouth

10. Stage Three - Stomach cids nzymes
The stomach is the “washing machine” of the digestive system, where food is mixed with digestive juices.
Digestive juices are a mix of a______ and e__________ – both of which help to break down food.
In the stomach, a CHEMICAL CHANGE occurs.
cids
nzymes

11. Stage Four – Small Intestine
In the __________ intestine, more liquid is added and there is some more mixing
More “washing machine” style action – but things aren’t necessarily staying where they are.
Food that is broken down as much as it can be then goes to the blood to be used for _________.
CHEMICAL AND PHYSICAL CHANGE
energy

12. Stage Five – Large Intestine
All food which has not been broken down up to this point reaches the ________ intestine.
Any water which is left in the food passes back to the body, leaving “solid” material.
CHEMICAL AND PHYSICAL CHANGE
large

13. Stage Six – What happens to solid waste?
Solid waste left moving in the large intestine is EXCRETED through the anus in the form of faeces (POO).
PHYSICAL CHANGE

14. Learning Objectives : To be able to explain(make links) what happens to our food.
Grade
Success Criteria 1
I will be able to identify what happens to food when it passes through the body 2
I will be able to explain and expand on what happens to food when it passes through the body 3
I can discuss the physical changes of food as they are digested

15. Exit Ticket Bingo Enzyme Blood Teeth Grinding Small intestine Faeces
Mouth
Intestine
Gullet
Stomach
Saliva
Digestive Juices
Chemical Change
Physical Change
Large intestine
Choose six of the words from the grid and listen out for the clues from your classmates
When the clue to one of your words comes up, then cross it off.