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10The sun is the main source of energy on Earth.
Solar energy can be used directly and indirectly.
Coal and petroleum are examples of renewable energy sources.
Dung cake and wood are considered renewable sources of energy.
Kerosene and natural gas can be produced quickly in nature.
Hydroelectricity is an indirect form of solar energy.
Biogas is obtained from the decomposition of organic matter.
The sun’s energy is produced through nuclear fission.
The Earth receives 1.4 kW of solar energy per square meter.
Thermonuclear fusion in the sun converts helium into hydrogen.
Percentage: 0%
Which is the non-renewable source of energy?
Which of the following is a renewable energy source?
Which process produces energy in the sun?
Dung cake, wood, and biogas are classified as:
The main component of solar energy received on Earth is:
Hydroelectricity is considered:
The sun fuses hydrogen atoms to produce:
Which of the following is NOT a renewable energy source?
The energy released by the sun per second is approximately:
The process of converting solar energy into electricity is an example of:
Energy obtained from the sun in the form of heat and light is called ______ energy.
Sources of energy that cannot be replenished quickly are called ______ sources. Sources of energy that can be replaced quickly are called ______ sources Biogas is produced from ______ matter or dung Coal, petroleum, and natural gas are examples of ______-renewable energy sources The process in the sun where hydrogen atoms fuse to form helium is called ______ fusion Wood, dung cake, and solar energy are ______ sources of energy The temperature at the core of the sun is about ______,000,000 K The distance between the sun and Earth is ______.5x10^8 km Hydroelectricity is an example of ______ solar energy
Sources of energy that cannot be replenished quickly are called ______ sources.
Sources of energy that can be replaced quickly are called ______ sources.
Biogas is produced from ______ matter or dung.
Coal, petroleum, and natural gas are examples of ______ energy sources.
The process in the sun where hydrogen atoms fuse to form helium is called ______ fusion.
Wood, dung cake, and solar energy are ______ sources of energy.
The ______ at the core of the sun is about 15,000,000 K.
The distance between the ______ and ______ is 1.5x10^8 km.
Hydroelectricity is an example of ______ solar energy