Answer:
<em>A. 6,000 years</em>
Explanation:
Original sample N = 60 g
The half life of N/2 is 3000yrs
"""""""""""""""""""N/4 is 6000yrs
N/4 ===> 15 gram
it takes 6000yrs to decrease to 15grams
GDP(Gross Domestic Product), GNP(Gross National Product)<span>, the </span>per capita income, the amount of widespread infrastructure and general standard of living, and the level of industrialization are the characteristics of more economically developed nations.
Volcanoes czn change the earths surface, because over time, the lava from the volcanoes builds up, and creates and destroys land over time. We can look a for example Hawii, USA. This state is made up of small islands that were created by volcanoes, that are constantly changing the land.
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Answer: Hope it helps!
Explanation:
The one-drop rule is a social and legal principle of racial classification that was historically prominent in the United States in the 20th century. It asserted that any person with even one ancestor of sub-Saharan African ancestry ("one drop" of black blood) is considered black (Negro or colored in historical terms).
Answer and Explanation:
Land and water both have various reactions to the warming structure assimilation of insolation since land retains the warmth effectively and ended up hot when contrasted with the water and water turned out to be low warmed when contrasted with land.
It is because of the particular warmth limit of the water is exceptionally high as of the land that is the reason land turned out to be more hotter than water.
What's more, this creates the breeze alongside the shoreline because of the distinction in temperature by the impact of daylight.
Straightforwardness in a medium gives the ideal impact of this regular event and gives free space to this normal action.
The impact of the ocean surface temperature produces the breeze because of the distinction in temperature and this is finished by the progression of cool breeze from the ocean to arrive in the day time to build up the balance. By higher ocean surface temperatures and vanishing rates, the distinction of temperature of the land and ocean turned out to be low and this irritates the entire ecological framework and stops winds to stream because of an extremely low contrast in temperature among land and ocean.
