Answer:
Sugar dissolving in warm water
Explanation:
There are two types of change in chemistry; physical and chemical changes.
A physical change is a type of change in which no new substance is formed while a chemical change is a type of change in which a new substance is formed.
Dissolving sugar in warm water is a physical change because no new substance is formed and you easily get the sugar back by evaporating the water
Too many fisherman and not enough fish have decimated a historical way of life.
President Roosevelt preferred to combine conservation with the use of public land for its resources.
<u>Explanation:</u>
The president Roosevelt formed an authority to protect the forest and natural resources which was United States forest service. During the time of The president Roosevelt, the conservationists got power to protect the natural resources and the forests.
He formed an authority to take care of the forest which was the United States forest service where people worked together to protect the forest. Along with that 150 national forests, 51 bird reserves and national game preserves were also established. He also tried to bring an end to wasteful use of raw material and conserve and protect other natural resources.
Answer:
B. He expanded the Chinese Empire by increasing trade and negotiating treaties is your correct answer.
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Theodore Roosevelt,...........
