Answer:
Part A:
Mechanical: both Kinetic and Potential
Electrical: both Kinetic and Potential
Light: Kinetic
Thermal: Kinetic
Chemical: Potential
Part B:
The girl has the highest potential energy at the top of the swing, because she is at the highest point.
Part C:
I'm not sure what your teacher means by energy flow diagram, but water is H2O and Calcium Carbonate is CaCO3, so I would do something like:
H2O + Calcium Carbonate ----> Heat.
Hope this helps!
