Quiz-2

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University of Minnesota-Twin Cities *

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3301

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Geography

Date

Oct 30, 2023

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docx

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Question 1 Correct Grade 1.0 out of 1.0 Flag question Question text Dr. Karwan used the term "processes" to describe what phenomenon? Select one: a. The phenomenon of water creation in outer space b. The phenomenon of water turnover in the ocean. c. The specific heat of water. d. The phenomenon of water moving between one reservoir and another, in the water cycle. Feedback Your answer is correct. The processes of precipitation, evaporation, melt/runoff, infiltration, etc., are ways in which water moves from one "reservoir" to another, as water moves through the water cycle. The correct answer is: The phenomenon of water moving between one reservoir and another, in the water cycle. Question 2 Correct Grade 1.0 out of 1.0 Flag question Question text

Groundwater makes up approximately what percent of our freshwater resources? Select one: a. 30% b. 50% c. Nearly 100% d. Less than 1% Feedback Your answer is correct. The correct answer is: 30% Question 3 Correct Grade 1.0 out of 1.0 Flag question Question text Scientists believe that there may be one or more oceans worth of water deep within the planet. Select one: True False Feedback The correct answer is 'True'. Question 4 Correct Grade 1.0 out of 1.0

Flag question Question text Many of the unique characteristics of water are a result of the _______ of the water molecule. Select one: a. mass b. shape c. size d. polarity You got it! Feedback Your answer is correct. The correct answer is: polarity Question 5 Correct Grade 1.0 out of 1.0 Flag question Question text Water is the only substance on earth that exists naturally as a solid, liquid, and gas. Select one: True False Feedback

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The correct answer is 'True'. Question 6 Correct Grade 1.0 out of 1.0 Flag question Question text Water is able to help regulate the earth’s temperature because it has a ___________ . Select one: a. low surface tension b. high density c. acidic pH d. high specific heat Feedback Your answer is correct. The correct answer is: high specific heat Question 7 Correct Grade 1.0 out of 1.0 Flag question Question text Antarctica the driest of the 7 continents, in terms of precipitation received. Select one:

True False Feedback The correct answer is 'True'. Question 8 Correct Grade 1.0 out of 1.0 Flag question Question text Which of the water "reservoirs" described by Diana Karwan has the longest residence, or recycling time? Select one: a. Biological water b. Deep Groundwater Yes, with residence times up to 10,000 years! c. Freshwater lakes d. Oceans Feedback Your answer is correct. The correct answer is: Deep Groundwater Question 9 Correct Grade 1.0 out of 1.0

Flag question Question text Water plays at least 3 fundamental and important roles on Earth, before we even take a drop for our use. Can you name them (1/3 credit for each correct answer)? Select one or more: a. Water provides transport and distribution of soluble substances around the earth b. Water provides essential recreation benefits for society c. Water plays a essential role in biological processes, including the production of oxygen through photosynthesis d. Water regulates global temperatures and solar energy e. Frozen water is less dense than liquid water Feedback Your answer is correct. The correct answers are: Water regulates global temperatures and solar energy, Water provides transport and distribution of soluble substances around the earth, Water plays a essential role in biological processes, including the production of oxygen through photosynthesis Question 10 Correct Grade 1.0 out of 1.0 Flag question Question text Match the type of water with the appropriate definition

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Blue Water Answer 1 Green Water Answer 2 Feedback Your answer is correct. The correct answer is: Blue Water → Visible liquid water flow moving on and below the ground surface, Green Water → Invisible flow of water as vapor to the atmosphere Question 11 Correct Grade 1.0 out of 1.0 Flag question Question text Water, composed of one oxygen and two hydrogen atoms, is among the smallest of all molecules Select one: True False Feedback Water has some of the most remarkable properties (other than than the fact that it is so small). We will explore some of these properties as we go through the course. The correct answer is 'True'. Question 12

Correct Grade 1.0 out of 1.0 Flag question Question text Once water enters or infiltrates into the soil, it is just a matter of time before this water flows to the groundwater zone to recharge an aquifer. Select one: True False Feedback Not all infiltrated water makes its way to groundwater. Several fates are possible: stored as soil moisture (and perhaps taken up by plants), move laterally toward a water body, or flow to the groundwater zone to recharge the aquifer. The correct answer is 'False'. Question 13 Correct Grade 1.0 out of 1.0 Flag question Question text What is the approximate annual average rainfall for the state of Minnesota? Select one: a. 50-65 inches

b. 20-35 inches c. 5-20 inches d. 35-50 inches Feedback Your answer is correct. The correct answer is: 20-35 inches Question 14 Correct Grade 1.0 out of 1.0 Flag question Question text Dr. Karwan used the term, water "reservoirs" to describe the places where water is stored in the water cycle. Select one: True False Feedback Correct! Examples include: the atmosphere, snow & glaciers, oceans, lakes & streams, groundwater, soil moisture, and vegetation. The correct answer is 'True'. Question 15 Correct Grade 1.0 out of 1.0

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Flag question Question text The global amount of water is fixed and water can neither be created or destroyed. Select one: True False Feedback Correct...water perpetually cycles from one "reservoir" to another. The correct answer is 'True'.