Salutations!
<span>Which would have a smoother shape, a young mountain plain, or an old mountain plain?
An old mountain plain would have a smoother shape because it has more erosion and less breaks off cliffs.
Hope I helped!</span>
Answer:
Oxygen
Explanation:
The earth has been divided into three major categories crust, mantle, and core which are further segregated into sub-parts. Since the crust is the outermost layer of the shell, the outer crust of the earth consists of a combination of silicon and oxygen in the majority followed by some percentage of other metals as well. <u>The percentage of Oxygen includes nearly 50% i.e. 46.6% followed by 27.7% of Silicon and the other 25.3 % includes aluminum, iron, sodium, magnesium, etc</u>. Thus, '<u>oxygen</u>' is the correct answer.
Answer:
C. A single individual would have to gain control from an elite few.
Explanation:
In order to change an oligarchy into an autocracy, a single individual would have to gain control from an elite few. Autocracy refers to a system of government in which one person with absolute power rule over the whole country. In autocracy, a high rank military general have absolute power because the whole military is present under it and he can maintain its control over th country with the use of military forces.
Thank you for posting your question here at brainly. I hope the answer will help you. Feel free to ask more questions.
Below are the choices. the answer is C.
A) mass extinctions, leading to bottleneck effect
B) major evolutionary innovations, leading to rafting to nearby continents
C) a variety of empty ecological niches, leading to adaptive radiation
<span>D) adaptive radiation, leading to founder effect</span>
Answer:
The sun, or abiotic factors
Explanation:
Primary producers are organisms that make their own food, such as plants. They do this through photosynthesis, which requires sunlight, water, and carbon dioxide.