Describe the differences between the following:

$$ Reserves v$$s resources

$$ Series v$$s parallel hybrid

$$ CSP over PV $(6)$

b$)$ Discuss the physics of vehicle performance. What are the three factors a vehicle must

overcome? Identify the key physical parameters and discuss how they may affect

vehicle fuel economy? $(8)$

c$)$ Critically appraise the critical factors effecting the transport of cargo $($cargo ships, rail,

air freight, trucks$).$