Answer:
Renewable Energy Resources.
Explanation:
Unlike fossil fuels which cannot be recovered when destroyed, these sources of energy can be recovered by a means of recycling . Recycling here reduces solid wastes which is one of the causes of land pollution.
Hydroelectric schemes can only be built in mountain regions where rainfall and rivers are plentiful which involves upset of aquatic ecosystem. This poses a dangerous pollution problem though.
Wind generators and solar panels are not very efficient energy producers. However, future schemes for producing solar energy via solar satellites are promising.
Answer:
B. it expands and shrinks in the soil
Answer:
B
Explanation:
Commensalism is a type of symbiotic relationship in which one species benefits, while the other species is neither harmed nor helped.
Answer:
It reflects the amount of force an object exerts
Explanation:
A newton is a unit of force that will accelerate one kilogram of mass one meter per second squared.
