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WorksheetsPhySci-Energy Sources
Total questions: 10
Worksheet time: 5mins
It is a common fossil fuel which is a homogeneous chemical mostly made up of carbon.
Coal
Natural gas
Biogas
How many percent of carbon content does the coal varies?
70% to 80 %
75% to 95%
60% to 75%
75% to 85%
It is a gas produced after organic materials (plant and animal products) are broken down by bacteria in an oxygen- free environment.
Biomass
Biogas
Natural gas
Fuel
This energy is harnessed from the molten rocks near volcanic regions.
Solar energy
Geothermal energy
Hydrothermal energy
Volcanic energy
It refers to the heat obtained from hot water from hydrothermal vents or seawater in contact with hot rock beds.
Wind energy
Geothermal energy
Water energy
Hydrothermal energy
Energy resources derived from natural organic materials are called ________
Biomass
Batteries
Solar cells
all of these
Which of the following problems is associated with the burning of coal?
acid rain
carbon dioxide emissions
ash with toxic metal impurities
all of these
Which is an advantage of installing solar panels?
Reduced amount of air pollution
Number of cloudy days
High cost to install
Use of nonrenewable resources
Fossil fuels are classified as nonrenewable because they____
require expensive equipment
can be found all over
take millions of years to replace
provide all the energy we use
Which of the following sources are present in limited amounts, so they will be depleted over time.
recyclable resources
renewable resources
nonrenewable resources
nonrecyclable resources
