Question1
A) offer an instance of one alternative renewable energy source.
B) Write down an energy transformation equation for the energy produced by this energy source transforming into electrical energy.
c) Listing one benefit and one drawback of this alternative renewable energy source.
Question2
A length of aluminium wire has a resistance of 24.0 Ω at 18.0°C. When wire is warmed in an oven and reaches thermal equilibrium, the resistance of wire increases to 40.2 Ω.
(a) Neglecting thermal expansion, find out the temperature of the oven.
(b) Qualitatively, how would thermal expansion is expected to influence answer?