The period of the enactment of the Open Door Policy was done between 1899 - 1949.
<h3>What was the Open Door Policy?</h3>
This refers to the foreign policy of the United States to call for equal trade and also to protect the trading integrity of China.
Hence, we can see that this American policy was made and pushed by John Kay in order to protect China during the civil war period and was done by the Secretary of State, John Kay.
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<u>Answer</u>:
Cell phones contain rechargeable batteries that transform chemical energy into electrical energy. When using your cell phone, electrical energy is first transformed into <u>Electromagnetic waves </u>that are transmitted through the air.
<u>Explanation</u>:
When chemical energy is converted into electrical energy in cell phones, then this electrical energy firstly transformed or converted into electromagnetic waves which travels through air. Then this electromagnetic wave is converted into sound energy due to which users are able to listen audio, music, movies etc on their mobile phones.
The electrochemical energy that stored in a cell is removed as electrical energy in the process of discharging. There are so many other thermal and electrochemical processes taking place at the same time.
Explanation:
Legislature is a word that comes from the Latin language, meaning "those who write the laws." A legislature is therefore a group of people who vote for new laws, for example in a state or country.