In the earlier part of the twentieth century, food spoilage was more of a concern. This is because there were fewer preservatives and less refrigeration. Antibiotics can also be a correct answer as well. Nowadays, food is filled with artificial flavors, colors and preservatives which lead to a longer shelf life.
Its 1cm
a 1cm cube is a four sided object each side is 1cm
Answer:
Social change
Explanation:
Social change refers to socioeconomic change in behaviors and ideas of people in a society.
<span>A </span>continental<span> shelf is the </span>edge<span> of a </span>continent<span> that </span>lies under the ocean<span>. </span>Continents <span>are the seven main divisions of land on Earth.</span>