I'm doing geography homework and need some help, we are doing how to keep a house going with things like renewable energy, solar power, wind turbines...ect. I've run out of ideas? Help!

please tell me an experiment to do this. thank you

Given modern scientific knowledge forecasting huge flares of solar energy in 2012, with possibly devastating effects on earth, why is there a deafening silence about this? And all of a sudden who started this rumour about ancient Aztec forecasts of the world to end in 2012? And why would anyone believe them any more than other screwball religious forecasts? Why are we not being told the truth about those solar flares?

my homework says complete the follwing energy transfer diagrams to show useful energy output of various devives. the first one has been done for you solar water heating panle-- light energy---- heat energy gas cooker ---- ? ------ heat energy a tv screen ----- electric energ-------? an electric buzzer-----?-----? pls help with quest marks!

Sorry, but I'm Italian and I found it a bit difficult... Underline the best verb form In a recent book, 2 scientists ARGUE/ARE ARGUING that the warming currently observed around the world is part of a cycle in solar energy. The SAY/ARE SAYING that the efforts to slow down the emissions..... The report from UN climate science working group HAS CONCLUDED/CONCLUDED that rising greenhouse gas concentrations HVE COUSED/CAUSED most recent warming Thank u a lot guys :)

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