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?
Spelling Test Oven Sugar Paring knife Simmer Bridge Claw Oats Flour Fibre Digestive system Disease Diabetes Obesity
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
Card Sort – What is the correct order?
Mouth Small Intestine Gullet Large intestine Stomach Anus
What did you have for breakfast today? Where do you think that food is now?
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
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
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
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
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
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
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
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
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.