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 How did Scott and his men attempt to keep warm?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 What has enabled more recent polar expeditions to be successful?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!

timetime

temperature temperature of the teaof the tea

AABB

CC

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?

Woof!

I think we should put my coat on him

because that will keep him cold.

I think his head will melt because the hat is warm.

I think he won’t melt because it

isn’t sunny.

6. The snowman’s clothes

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?