Core Concept Summary
Module 3: Renewable Energy & Sustainable Development Goals
Transitioning toward a low-carbon economy involves renewable solar photovoltaics, green hydrogen, biofuel blending, and tracking progress on the 17 UN Sustainable Development Goals (SDGs 2030).
Module Evaluation
5-Question Knowledge Check
Score: 0 / 5
Q1. Which clean fuel yields only water vapor upon electrochemical combustion in a fuel cell?
Solution: Hydrogen combined with oxygen produces electricity with pure water as the only byproduct.
Q2. Solar cells convert solar radiation into electricity via the:
Solution: The photovoltaic effect excites electrons across a semiconductor junction.
Q3. The fuel designation "E-20" signifies motor gasoline blended with:
Solution: E-20 fuel contains 20% bio-ethanol blended with 80% motor spirit/petrol.
Q4. Which chemical is commonly used as the cathode in modern LFP electric vehicle batteries?
Solution: LFP (Lithium Iron Phosphate) offers high thermal stability and cycle life.
Q5. The United Nations 2030 Agenda comprises how many target goals (SDGs)?
Solution: The UN 2030 Agenda establishes 17 Sustainable Development Goals with 169 targets.