Energy Resources

Energy Resources
Trapped heat inside the earth is known as
thermal energy
geothermal energy
heat energy
volcano
Author: rikazzz Comment
Energy Resources
Thousands of mirrors or curved metals are used to focus solar energy to make it very hot, in
solar cells
solar heater
solar furnace
solar battery
Author: rikazzz Comment
Energy Resources
In non luminous flame, the air holes in Bunsen burner are
open
close
partially open
partially closed
Author: rikazzz Comment
Energy Resources
Fossils fuel which stores large amount of energy in a small volume is
crude oil
natural gas
coal
kerosene
Author: rikazzz Comment
Energy Resources
Plankton (marine micro-organism), buried under heat and pressure for a long period, turned in to
crude oil
natural gas
coal
kerosene
Author: rikazzz Comment
Energy Resources
Modern wind turbines produce
heat
oil
gas
electricity
Author: rikazzz Comment
Energy Resources
Atomic number of ‘Zinc’ is
10
20
30
40
Author: rikazzz Comment
Energy Resources
For heating, the more suitable flame is
luminous flame
non luminous flame
bright flame
dull flame
Author: rikazzz Comment
Energy Resources
The need and demand of fossils fuel can be reduced by
conserving energy
storing energy
utilizing energy
transforming energy
Author: rikazzz Comment
Energy Resources
Rubbish is buried underground to produce
methane
biogas
oxygen
carbon dioxide
Author: rikazzz Comment

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