EVERYDAY SCIENCE

SCIENCE

PHYSICAL SCIENCES

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
You learned about different energy transformations. What is the most common energy used in your house?
A
nuclear
B
mechanical
C
chemical
D
electrical
Explanation: 

Detailed explanation-1: -Battery (electricity) (Chemical energy → Electrical energy) Fire (Chemical energy → Heat and Light) Electric lamp (Electrical energy → Heat and Light) Microphone (Sound → Electrical energy)

Detailed explanation-2: -A flat iron, an electric toaster and a stove all convert electrical energy into thermal energy. A television converts electric energy into sound and light energy. Lightbulbs convert electric energy into light energy. A hair dryer converts electrical energy into thermal and sound energy.

Detailed explanation-3: -Electricity and natural gas are the most-used energy sources in homes. Electricity is used in almost all homes, and retail electricity purchases accounted for 43% of total residential sector end-use energy consumption in 2021.

Detailed explanation-4: -Electrical Energy It is one of the most common and useful forms of energy. Example – Lightning. Other forms of energy are also converted to electrical energy. For example, power plants convert chemical energy stored in fuels like coal into electricity through various changes in its form.

Detailed explanation-5: -Electric Motors. This is used in different appliances like fans, refrigerators etc. Electric Generator. It is used to generate electricity. Electric iron. It is used to iron clothes. Electric Bulb. It is used to produce light. Radio. Steam Engine. Car engine. Cell. More items

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