Please help
I need help on the first one
Answer: Option (C)
Explanation: Non renewable resources refers to those resources that cannot be regenerated after being used. This are also known as the conventional energy resources. They are formed from the decay of ancient planta and animals that were buried millions of years ago. For example, coal, petroleum, oil and natural gas.
This <u>amount of this resources are present on the earth in a very fixed amount and have great economic significance</u>. Since it is present in a very small amount, so it must be use carefully and if possible should make minimum use of it.
In order to sustain this resources, alternate renewable resources are being used.
Thus, the correct answer is option (C).
Answer:
B
Explanation:
analysis of the system affects the environment on which you are sudying
Answer:
C. movement of the Earth’s plates
Explanation:
Volcanoes and earthquakes sometime occur in Canada's western ranges because of the movement of the Earth's plates.
- Plate tectonics is responsible for the volcanic activities which brings magma to surface from the asthenosphere.
- Also, earthquakes are products of plate tectonics.
- The differential movement caused sudden breakage of the plate and releases are sudden burst of energy.