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Questions (221)
The revised Daily Value for calcium is 1,300 mg per day. How many servings of this food would you have to eat to get 100% DV for
1 answer
27 views
Assignment Guidelines
Perform a two-tailed hypothesis test using the steps outlined in the assignment description. In a Word
2 answers
900 views
Two parallel plates separated by a distance of 2.0 x 10^-2 meter are charged to a potential difference of 1.0 x 10^2 volts.
1 answer
1,207 views
What are some of the examples of symbols used in the poem Africa by David Diop?
7 answers
7,648 views
Approximately how many seconds would it take a telephone signal to travel 2610 mi
1 answer
12 views
Wavelength of an x-ray with a frequency of 5.0 x 10^-18
1 answer
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Frequency of 5.0 x 10^18 x-ray in nm
1 answer
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frequency of an X-ray with a wavelength of 5.0 x 10^18 hz
1 answer
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Nm is measuring
1 answer
11 views
Which of the following statements about sound waves is false?
They carry energy. They consist of alternating compressions and
1 answer
19 views
Which of these properties of a sound wave is associated with the pitch of the sound that we hear?
amplitude frequency intensity
1 answer
27 views
What are the wavelength limits of the audible range of the sound spectrum? (Use the speed of sound in air. The speed of sound in
1 answer
19 views
What is the chief physical property that describes pitch and loudness?
(a) pitch harmonics, or overtones intensity, or amplitude
1 answer
25 views
What are the wavelength limits of the audible range of the sound spectrum? (Use the speed of sound in air. The speed of sound in
1 answer
21 views
A sound with an intensity level of 30 dB is how many times louder than the threshold of hearing?
10 200 3000 1000
1 answer
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What is the difference between sound wave energy and intensity?
1 answer
11 views
Three concentric spherical shells are cut in half so that only the lower halves of the shells are visible. The inner shell,
1 answer
23 views
Why is lightning seen before thunder is heard?
Light waves are propelled forward by sound waves, so the light reaches us first.
1 answer
34 views
A moving observer approaches a stationary sound source. What does the observer hear?
an increase in frequency a decrease in
1 answer
21 views
How is the wavelength of sound affected when a sound source moves toward a stationary observer, and the observer moves away from
1 answer
22 views
Which of the following occur(s) when a stretched string is shaken at one of its natural frequencies?
standing waves maximum
1 answer
10 views
What is propagated by waves and what is not?
Waves propagate energy, but not matter. Waves propagate matter, but not energy.
1 answer
12 views
What is the period of the wave motion for a wave with a frequency of 0.77 kHz?
1 answer
13 views
A sound wave has a frequency of 1986 Hz. What is the distance between crests or compressions of the wave? (Take the speed of
1 answer
13 views
A wave with particle oscillation parallel to the direction of propagation is which of the following?
a longitudinal wave a light
1 answer
20 views
The energy of a wave is related to the square of which of the following?
frequency wavelength amplitude period
1 answer
18 views
What are the SI units for the following?
(a) wavelength meters hertz seconds meters per second (b) frequency meters hertz seconds
1 answer
17 views
Compute the wavelength of an X-ray with a frequency of 3.0 1018 Hz.
nm
1 answer
14 views
a) Approximately how long would it take a telephone signal to travel 3070 mi from coast to coast across the United States?
1 answer
13 views
Approximately how long would it take a radio signal to reach the International Space Station (ISS) at an orbital altitude of 350
1 answer
23 views
Approximately how long would it take a radio signal to reach the International Space Station (ISS) at an orbital altitude of 350
1 answer
18 views
1.17 milliseconds To seconds
1 answer
14 views
Which of the following is true for electromagnetic waves?
They are transverse waves. They have different speeds in vacuum for
1 answer
23 views
Which end (blue or red) of the visible spectrum has the longer wavelength?
blue red Which has the higher frequency? blue red
1 answer
25 views
Which end (blue or red) of the visible spectrum has the longer wavelength?
1 answer
12 views
The speed of sound is generally greatest in which of the following?
vacuum gases liquids solids
1 answer
15 views
Why is lightning seen before thunder is heard?
Light travels faster than sound. Sound travels faster than light. Sound waves get
1 answer
32 views
Copy the values the numbers formatting but not the underlying formulas of cells k4:k6 into range before B4:B6
1 answer
18 views
Copy the values the numbers formatting but not the underlying formulas of cells k4:k6 into range B4:B6
1 answer
9 views
If you were given equal masses of lead and wood, how would their volumes compare? How would their densities therefore compare?
1 answer
19 views
If you were given equal volumes of Styrofoam and lead, how would their masses compare? How would their densities therefore
1 answer
17 views
For equal volumes of Styrofoam and lead, what could you say about the amount of water the Styrofoam would displace if submerged
1 answer
21 views
P Which of the following is required to be on the updated Nutrition Facts panel but was NOT required on the original label?
1 answer
22 views
Which of the following is required to be on the updated Nutrition Facts panel but was NOT required on the original label?
a.
1 answer
21 views
Functions of the Healthy People Initiative include _____.
a. coordinating nutrition-related activities of various federal
1 answer
18 views
Which set of standards defines the amounts of energy, nutrients, other dietary components, and physical activity that best
1 answer
23 views
Values-based food choices include _____.
a. skipping meals due to depression or anxiety b. choosing low-cost fast food over more
1 answer
22 views
Values-based food choices include _____.
a. skipping meals due to depression or anxiety b. choosing low-cost fast food over more
1 answer
19 views
Which term refers to a characteristic of a nutritious diet that contributes to adequacy, balance, and kcalorie control?
a.
1 answer
20 views
Which of the following is an educational tool used to illustrate the five food groups?
a. MyPlate b. food labels c. Dietary
1 answer
33 views
Which of the following does not provide energy?
a. carbohydrates b. fats c. protein d. vegetables e. minerals
1 answer
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Which food is most appropriate to include in a diet plan for an individual who is limiting their consumption of solid fats
1 answer
21 views
Legumes include _____.
a. winter squash b. artichokes c. Brussels sprouts d. mushrooms e. kidney beans
1 answer
20 views
Which set of values establishes an evidence-based goal for dietary intake that will meet the needs of almost all healthy people?
1 answer
15 views
Foods made from substances that are typically used in food preparation, but not consumed as foods themselves, are referred to
1 answer
30 views
Which phrase is an example of a structure-function claim on a food label?
a. "good source of fiber" b. "decreased sodium intake
1 answer
27 views
Inorganic nutrients include _____.
a. carbohydrates b. fats c. vitamins d. minerals e. protein
1 answer
16 views
Which term refers to the dietary characteristic of providing foods in proportion to one another and in proportion to the body's
1 answer
14 views
When evaluating the credibility of a nutrition website, which characteristic might indicate the site's legitimacy?
a. links to
1 answer
24 views
The purpose of this lab assignment is to understand and interpret information on the Nutrition Facts label. Use the information
1 answer
30 views
The revised Daily Value for calcium is 1,300 mg per day. How many servings of this food would you have to eat to get 100% DV for
1 answer
22 views
food can be labeled cholesterol-free if it contains less than 2 mg cholesterol and 2 g or less saturated fat per serving. Is
1 answer
14 views
How many grams of Total Sugars in one serving of this food can be attributed to naturally occurring sugar (i.e., NOT added
1 answer
24 views
5. Which nutrient category on the Nutrition Facts panel does NOT have a Daily Value or % Daily Value ascribed to it?
Dietary
1 answer
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An image of a food label. The label shows the nutrition facts. The data on the label shows five sections. The first section is
1 answer
27 views
When eating, a person is protected from food entering the airway primarily by _____.
a. the closing of the epiglottis b. the
1 answer
15 views
Which practice could increase your risk of contracting a foodborne illness?
a. washing hands with hot, soapy water before meals
1 answer
18 views
The normal intestinal flora (bacteria) that live in the intestines _____.
a. break down protein into amino acids b. are a
1 answer
11 views
Most nutrients are absorbed in which compartment of the gastrointestinal tract?
a. colon b. mouth c. stomach d. liver e. small
1 answer
19 views
The lower esophageal sphincter is responsible for _____.
a. allowing chyme to enter the stomach b. preventing gastric contents
1 answer
20 views
The liquefying process of digestion begins in the _____.
a. small intestine b. large intestine c. gallbladder d. stomach e. mouth
1 answer
21 views
Bile is released from the gallbladder when _____.
a. the gallbladder relaxes b. emulsification of fat is completed c. protein is
1 answer
13 views
Sam attends a potluck lunch and eats some homemade potato salad that contains mayonnaise prepared with uncooked eggs. The next
1 answer
18 views
All blood that flows through the gastrointestinal tract travels to the _____ before returning to the heart.
a. liver b. spleen c.
1 answer
19 views
What systematic plan was developed to identify and correct potential microbial hazards in the manufacturing, distribution, and
1 answer
17 views
The function of low-density lipoprotein is to _____.
a. increase the amount of low-density lipoproteins in the blood b. transport
1 answer
18 views
Which structure facilitates maximum absorption of nutrients?
a. microvilli b. lipoproteins c. chylomicrons d. lymphatic system e.
1 answer
18 views
Live microbes that change the conditions in the GI tract in ways that seem to benefit health are known as:
a. prebiotics b.
1 answer
14 views
Enzymes from the intestine and pancreas work best in which type of bowel environment?
a. acidic b. neutral or slightly alkaline
1 answer
16 views
After packaging, chylomicrons are initially transported through the _____.
a. arterial system b. venous system c. lymphatic
1 answer
14 views
Which statement by your client indicates that the client needs further instruction?
a. "Even though there is sugar in milk and
1 answer
13 views
P Tim is trying to eat an adequate amount of fiber. Which lunch menu will best help him achieve this goal?
a. baked salmon,
1 answer
21 views
Which organ stores the greatest amount of the body's total glycogen?
a. muscles b. brain c. liver d. kidneys e. bones
1 answer
10 views
Your client, Larry, is attempting to limit added sugar. Which breakfast food should he eat less of?
a. frozen pancakes b.
1 answer
15 views
Which diet is most likely to prevent or delay onset of type 2 diabetes?
a. high-glycemic and high-fiber b. high-fat and
1 answer
20 views
People with which health condition might benefit from limiting high glycemic index foods?
a. heart disease b. constipation c.
1 answer
13 views
Which pair of monosaccharides makes up the disaccharide lactose?
a. glucose and galactose b. glucose and glucose c. glucose and
1 answer
25 views
In the large intestine, bacteria digest many of the soluble fibers to produce _____.
a. glucose b. protein c. fatty acids d.
1 answer
9 views
Which food has the highest glycemic index?
a. chickpeas b. apples c. sweet corn d. ice cream e. baked potatoPl
1 answer
22 views
When reading food labels, which ingredient does NOT indicate the presence of added sugars?
a. concentrated fruit juice sweetener
1 answer
15 views
Which factor is LEAST likely to influence the glycemic index value of a food?
a. individual cholesterol levels b. fiber content
1 answer
14 views
Which disorder is characterized by elevated blood glucose resulting from insufficient insulin, ineffective insulin, or both?
a.
1 answer
20 views
Based on the AMDR, an 1800-kcalorie diet should provide approximately how many grams of carbohydrates?
a. 45–158 b. 203–293
1 answer
10 views
The hormone produced in the pancreas to raise the blood glucose level is called _____.
a. pancreas b. glucagon c. lipase d.
1 answer
25 views
Starting at the mouth and moving toward the anus, what is the correct order of the organs of the GI tract?
a. stomach, large
1 answer
21 views
Which organ of the GI tract absorbs most of the nutrients into the bloodstream?
a. esophagus b. stomach c. small intestine d.
1 answer
11 views
Identify the organ of the digestive tract where most of the water gets reabsorbed.
a. esophagus b. stomach c. small intestine d.
1 answer
16 views
When blood glucose levels rise above the normal range, the pancreas secretes __________, but when blood glucose levels fall
1 answer
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Glucagon increases blood glucose levels by stimulating:
a. muscle cells to make glycogen. b. muscle cells to break down muscle
1 answer
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Glucagon increases blood glucose levels by stimulating:
a. muscle cells to make glycogen. b. muscle cells to break down muscle
1 answer
24 views
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