Box : energy Sun population heat
At present, most of our electricity come from the use of coal, gas, oil or nuclear power. This power could be provided by the ..................... One percent of the solar energy that reaches the Earth is enough to provide power for the total ........................................ many countries are already using solar ............................ Solar panels are placed on the roofs of the house and the sun’s energy is use to ........................ water. The energy can be stored for a number of days, so on cloudy days you can use solar energy too.
1. Fill in the test with the suitable word in the box
2. Answer the questions
a. where are the solar panels placed?
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b. can we use solar energy on cloudy days?
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Sinh Học lớp 12
