Answer:
Physics and chemistry
Explanation:
The laws of physics are universal and chemistry is just physics at a atomic and molecular level.
Answer:
3x + 2
Explanation:
A rectangle's area = L * W
Therefore
(9x+6)/3 = L
L = 3x +2
Answer:
Their economy relied heavily on foreign imports, which would cost more.
Explanation:
The economy of southern colonies relied heavily on foreign imports, which would cost more due to imposing of tariffs. These tariffs increases the cost of foreign imported goods which is not profitable for the people of these colonies so most leaders of southern colonies rejected the tariffs imposed by British empire in the pre-Civil War years.
Answer:
Waste heat from energy convertion plants has led to national warming.
Explanation:
Waste heat from the above plants are emitted directly into the environment, this heat does not become extinct, it becomes part of the environment causing a warming effect, and a negative change in the climate.
Further Explanation
Other than the above cause, global warming also contributes to the warming of the enviroment.