Why do things get warmer and colder?

Why do you wear a coat? What does your coat feel like when you first put it on? 1. Exploration What can you learn from your coat?!

Why does your coat keep you warm? What does it feel like when you put on a coat that someone else has been wearing? What does it feel like when you take your coat off? What does this tell you about keeping warm? What ideas do your group have about heat and why things get warmer and colder? 1. Exploration

2. Scott of Antarctica How did Scott and his men attempt to keep warm?How did Scott and his men attempt to keep warm? Where does their warmth come from?Where does their warmth come from? How could they have kept warmer?How could they have kept warmer? What has enabled more recent polar expeditions to be successful?What has enabled more recent polar expeditions to be successful?

Why do the penguins huddle together like this? What happens to the penguins on the inside of the group? What happens to the penguins on the outside of the group? How does this help your ideas about heat and why things get warmer and colder? 3. Huddling Penguins

4. Huddling Penguins in the classroom What happens to the temperature of the test tubes over time? Why do you think this happens? How does this relate to the behaviour of the penguins? Does this evidence support your existing ideas about why things get warmer and colder?

5. I like my tea hot! time temperature of the tea A B C

5. I like my tea hot! What do the lines on the graph show? Why are there no numbers on the axes? Does this matter? Which line represents the best insulator? How do you know this? What kind of materials do you think were used for A, B and C? How does this help you understand why things get warmer and colder?

6. The snowman’s clothes

Which is the hottest part of the picture? Which is the coldest? How will this change? What will make it change more quickly or more slowly? How does this help your existing ideas about why things get warmer and colder?

7. Back to the start and future learning How have your ideas changed today? What progress have you made with your understanding of why things get warmer and colder? What arguments have you used to explain your point of view or idea? What other evidence would help you understand better?