Microwaves cause certain molecules to vibrate rapidly, which then transmit energy to neighboring molecules. microwaves have the greatest effect on

The answer is Water

Explanation: Microwaves are high frequency electromagnetic waves, such as radio waves. These waves are reflected several times in the metal walls of the oven over food, vibrating the water molecules contained in it. The friction between them produces heat by cooking the food.

the first settlements began along the huang river because of the importance of the huang river in the beginning of china. it goes back to the story, “the tale of emperor yu”, which references the tale of the great flood, which was caused by the huang river and was believed to create and influence china’s making.