The box contains the names of eight different energy resources.
biomasscoalgeothermaloilwindsolarhydroelectricnatural gas \begin{array}{|cccc|} \hline \text{biomass} & \text{coal} & \text{geothermal} & \text{oil} \\ \text{wind} & \text{solar} & \text{hydroelectric} & \text{natural gas} \\ \hline \end{array} biomasswindcoalsolargeothermalhydroelectricoilnatural gasHow many of these energy resources are non-renewable?
222
333
444
555
533 exam-style questions on CIE IGCSE Physics 1.7 Energy, work and power, covering 1.7.1a Energy stores and energy transfers, 1.7.1b Conservation of energy, 1.7.1c Kinetic and gravitational potential energy, 1.7.2 Work done, 1.7.3 Energy resources, 1.7.3a Energy resources and electricity generation, 1.7.3b Nuclear fusion as an energy source, 1.7.3c Efficiency of energy transfer, and 1.7.4 Power. Each one has a worked solution and a mark scheme showing where the marks go.