Answer:
All electromagnetic fields (EM waves) consist of two component fields, electric fields (E fields) and magnetic fields (H fields). E fields and H fields are companions and together make up the total EM field. Where one is, so is the other
Explanation:
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A true
<span> Before agriculture was developed people mostly were nomadic in nature. They moved from place to place in search of food. Some of them were groups of hunter gatherers as well. When agriculture started people also started to settle down in groups. This led to the development of civilization and in modern day cities and towns. The first agricultural practices were started beside the river banks due to the reason that the soil was very fertile and water for irrigation was also easily available. </span>
The correct answers are A and B
The answer to your question is s<span>tate that </span>photosynthesis involves<span> the conversion of </span>light energy into<span> chemical.
Hoped I Helped!</span>