Life on earth is sustained by the flow of energy from the sun through the biosphere, _____, and the cycling of nutrients within the biosphere.

Question

BlackTom AI · Accepted Answer

Consider the sentence about how life on Earth is sustained: it mentions the flow of energy from the sun through the biosphere, then another component, and finally the cycling of nutrients within the biosphere.
Option 1: Gravity. Gravity is a fundamental force but does not describe a flow of energy or a mediator of energy transfer in the context of the biosphere's processes. It is not typically listed as part of the energy flow alongside solar input and nutrient cycling.
Option 2: Volume. Volume is a measure of space occupied and does not function as an energy channel or flux in ecological theory. It would be an ill-fitting term here, as it does not relate to energy transfer or nutrient cycling.
Option 3: Mass. Mass is a property of matter and is conserved, but it is not the conduit or pathway through which solar energy powers the biosphere. While mass plays a role in nutrient cycling, the phrase emphasizes the energy flow component, which is not captured by simply stating mass.
Option 4: Heat. Heat is a form of energy transfer and a natural fit to complete the statement about energy flow: solar energy enters the biosphere and is transformed and dissipated as heat, while nutrients cycle through ecosystems. This aligns with ecological principles describing energy flow and thermodynamic processes.
Option 5: Speed. Speed describes how fast something moves but is not a channel or medium for energy flow in the ecological sense. It does not complete the idea of energy transfer and nutrient cycling in the biosphere.
In summary, only Heat correctly completes the sequence by representing an energy-related process that accompanies solar energy flow and nutrient cycling, whereas the other options fail to capture the intended ecological concept or are irrelevant to energy transfer in this context.

11:375:101:01 INTRO ENV SCIENCE Lecture #5 Quiz

Life on earth is sustained by the flow of energy from the sun through the biosphere, _____, and the cycling of nutrients within the biosphere.

View Explanation

Log in for full answers

Similar Questions

In a consumer society, many adults channel creativity into buying things

Economic stress and unpredictable times have resulted in a booming industry for self-help products

People born without creativity never can develop it

A product has a selling price of $20, a contribution margin ratio of 40% and fixed cost of $120,000. To make a profit of $30,000. The number of units that must be sold is: Type the number without $ and a comma. Eg: 20000

Which of the following statement regarding cost is correct:

Under the assumptions used in cost-volume-profit analysis, as the activity increases:

The CVP and break-even analysis are supported by a range of important assumptions. Which of the following is not an assumption of the CVP:

The break-even point is that at which:

More Practical Tools for Students Powered by AI Study Helper

Homework AI Solver

Stylized AI Paper Writer

Plagiarism Checker Assistant

Citation AI Academic Writing Tool

In-Class Translation Assistant

AI Note Generator

AI Quiz Answers

Past Exam Questions from University Test Bank

Smart Practice Assistant

Adaptive Practice

Making Your Study Simpler