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Year 3 - Science

Fats in food: plan and do (non-statutory)

Healthy eating

Unit Summary

This unit covers how animals, including humans, obtain nutrition from their diet, emphasising the need for the right types and amounts of food. It involves asking questions, gathering and presenting data, using scientific language, and interpreting evidence to answer questions and support findings.

Lesson Summary

You will learn to set up an investigation to compare how much fat is in different types of food.

Key Notes

  • Fats are a type of nutrient that you get from your diet, that give your body energy.
  • It is essential to eat some fats, though it is also harmful to eat too much.
  • Fats in foods produce a greasy mark that is not easily removed.
  • Fats in food, absorbed by paper, are easily visible and make it easy to identify which foods contain fats.
  • Scientists ask questions, then plan investigations to find answers.

Vocabulary To Learn

  • nutrient: A nutrient is any substance that plants or animals need in order to live and grow.
  • label: A label is a sign that gives us information about the thing it is with.
  • fat: Fat is a nutrient found in foods such as butter and cheese. Only small amounts are needed as part of a healthy diet.
  • greasy: Something that is greasy is covered with or produced by fats and oils.
  • observe: To observe is to look very closely and use other senses too.

Common Mistakes To Avoid

  • All foods containing fats are 'bad' for us and we should not eat them.

3 Quick Questions (With Answers)

1. Explain the scientific idea in this lesson using two key points.

Fats are a type of nutrient that you get from your diet, that give your body energy. It is essential to eat some fats, though it is also harmful to eat too much.

2. Define this scientific word and use it in context. 'nutrient'

A nutrient is any substance that plants or animals need in order to live and grow. Include the word in a full scientific explanation, not as a single label.

3. Correct this common scientific misunderstanding.

Mistake: All foods containing fats are 'bad' for us and we should not eat them. Correction: Humans need some fat as part of a balanced diet but a diet that is very high in fat is not healthy for humans.

More Lessons In This Unit

Browse all guides in the Year 3 Science guide library.