1. Energy By group II

3. How we could save energy? Try to save water when you wash Don´t use stand-by but turn totally off Use the bike if it´s possible Take a shower and not a bath Turn off your heater and put on a sweater Use dish washer only when it´s full Reuse plastic bags Buy locally products Do regional journeys: try to avoid flights Use public transports

4. Switch on the light only when it´s necessary and remember to switch it off. Try to not leave your electric devices in contact. Don´t use old fridges Often check if windos and doors are well closed and the cold can´t pass. Throw rubbish into different places.

5. What can be done by 1MW power. We can use a 25000 40w lamps. Dry hair for 1000h. We can use 1 MW laser pointer