Retell lecture Bomb Calorimeter

We heard that this topic has appeared very frequently in PTE Academic Speaking test, retell lecture to be exactly.

So today we do a bit of exercise on the bomb calorimeter retell lecture

For those who still don’t know what bomb calorimeter is, this is “a thick-walled steel container (as in the diagram in the video) used to determine the energy contained in a substance by measuring the heat generated during its combustion.” (google)

Check the other retell lecture practice hereĀ 

If you have any problem with PTE Speaking Describe image item, check the model answer here and practice here

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