Layers of the Earth and Convection. 3.1 Spring 2012. Do Now!. Describe and draw out the layers of a pizza slice starting with the outside edge. 2) What do you think causes a hot air balloon to rise?. Agenda. Do Now Intro to Unit 3 + BIG GOALS Foldable-A Slice of Earth
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Layers of the Earth and Convection
3.1 Spring 2012
2) What do you think causes a hot air balloon to rise?
*You are in your seat and on-task!!
What makes hot air balloons rise??
Which box is more dense?
Density is the mass per unit volume
In other words…
When something is cold, its particles are closer together. This means that it will be more dense.
If something is warm, its particles are farther apart. This means it will be less dense.
PREDICT: Which will be more dense, the karo syrup on the hot plate, or the karo syrup from the refrigerator? Why?
What happened to the cold karo syrup when it was added to the warm karo syrup?
Why do you think that happened?
drawn to show the rising and falling magma.
Label these arrows CONVECTION.
So…can you explain it??