Sources of energy Worksheet-1
A. a sunny day B. a cloudy day
C. a hot day D. a windy day
A. wood B. gobar gasRead More...
Sources of energy Worksheet-2
A. Coal B. Petroleum C. Sun D. Natural gas
A. 75% B. 47% C. 15% D. 100%
Sources of energy Worksheet-3
A. one hundredth B. one thousandth
C. one billionth D. One millionth.
A. 3000°C B. 30,000°CRead More...