(I)GCSE Topic 4.12 Greenhouse Effect

a) UV light from the sun-high energy.
b) 50% of this light is reflected back into deep space.
c) absorbtion in the earths surface-UV light is converted and emitted as Infared.
d) Infared light space-heat
f) greenhouse gases e.g. water vapour, CO2, CH4 ...
g)re-emits infared