No engine is perfectly efficient because?

A.society does not need efficient engines.
B.most fuel sources create environmental damage.
C.efficiency is not a goal in most engineering projects.
D.some energy will be lost to its surroundings when running.

Answers

Answer 1
b. most fuel sources create environmental change (the process of making the efficient engine will still create environmental damage)
Answer 2

Answer:

d

Explanation:

..............................


Related Questions

What regulates labeling of food, drugs, and cosmetics?

Answers

Answer:

The FDA

Explanation:

The federal food and drug administration.

FDA: the food and drug administration administrators the FPLA with respect to food, drugs, cosmetics, and medical devices

An advantage of using a folding rule over a cloth or steel tape measure is that the stiffness of the folding rule makes it the best choice when measuring a:​

Answers

Answer:

vertical distance.

Explanation:

Question - An advantage of using a folding rule over a cloth or steel tape measure is that the stiffness of the folding rule makes it the best choice when measuring a ?

Solution -

The answer is - vertical distance.

Reason -

An advantage of using a folding rule over a cloth or steel tape measure is that the stiffness of the folding rule makes it the best choice when measuring a vertical distance.

Which statement most accurately evaluates the response to the prompt? Which statement most accurately evaluates the response to the prompt?

Answers

The statement that most accurately evaluates the response to the prompt is "The response fulfills the purpose but is inappropriate for the audience." (Option C)

How is this so?

It is accurate and well aligned to indicate that one is grateful to their teachers. An accurate follow up to that statement should have been an explanation how, citing examples to buttress the initial statement.

Another body of text that could have helped is to mentioned names of specific teachers that have helped.

By deviating from the original thought , the response ceased to be appropriate for the intended audience as the second statement was a bit undiplomatic.

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Full Question:

Although part of your question is missing, you might be referring to this full question:

Which statement most accurately evaluates the response to the prompt?

A. The response fulfills the purpose and is appropriate for the

audience.

B. The response does not fulfill the purpose but is appropriate for the

audience.

C. The response fulfills the purpose but is inappropriate for the

audience.

O D. The response does not fulfill the purpose and is inappropriate for

the audience.

Which statement most accurately evaluates the response to the prompt? Which statement most accurately

How do I do science it just don’t show a true display of skill

Answers

Answer:

i agree

Explanation:

science is difficult

Select the examples of Energy tasks. Check all that apply.

A teaching students
B maintaining equipment
C performing inspections
D creating advertisements
E analyzing information
F monitoring current events
G designing systems

Answers

Answer:

b c e g

Explanation:

right on edge 2020

Select the correct answer.
Elden grows wheat on his land. However, his wheat farm is on a steep slope and hence more prone to soll erosion. In order to prevent soil
erosion, he rotates wheat with soybean. What type of soil conversion method did Elden use?
ОА.
Cover cropping and mulching
OB. Crop rotation
OC Contour farming
OD
Terrace farming
Reset
Next
Edmentum All rights reserved
US

Answers

I think the answer is b

Are science and technology the same?

Answers

Yes they are :)) :))

Please Help Me Solve This!

Please Help Me Solve This!

Answers

The odds of the next two rolls yielding a 5 are theory 0.0278. Option (C) is hence the appropriate response.

An explanation for a phenomena, or the conclusions drawn from such an explanation, is referred to as a hypothesis. Observational study or research are two procedures that are frequently linked to contemplative and logical thought.

theory might be based on science, come from a rolls non-scientific field, or be unrelated to any field at all. Depending on the situation, a theory's statements could, for instance, offer broad explanations of how nature functions.

Despite having Greek roots, the word has evolved to include a number of similar meanings in current usage.

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Xavier is demolishing an old home which contains lead-based paint. What type of respiratory protection should he wear?

Answers

It is crucial for Xavier to ensure that the respirator he chooses fits properly and is certified by a recognized regulatory body, such as the National Institute for Occupational Safety and Health (NIOSH) in the United States.

Demolishing an old home that contains lead-based paint, Xavier should wear appropriate respiratory protection to minimize his exposure to lead dust and fumes.

The type of respiratory protection he should wear depends on the level of lead hazard and the potential for lead dust or fume inhalation.

Here are a few options:

N95 Respirator:

An N95 respirator is a disposable filtering facepiece respirator that can provide effective respiratory protection against airborne particles, including lead dust.

It is designed to filter out at least 95% of airborne particles.

Half-Face Respirator with P100 Filters:

A half-face respirator, equipped with P100 filters, offers both respiratory protection and additional protection against lead dust and fumes.

P100 filters have a higher filtration efficiency than N95 filters, capturing 99.97% of airborne particles.

Powered Air-Purifying Respirator (PAPR):

A PAPR uses a battery-powered blower to draw air through filters and supply it to a hood or mask worn by the user.

PAPRs provide a higher level of protection and a constant flow of filtered air, which can be more comfortable during extended use.

Full-Face Respirator:

A full-face respirator, combined with appropriate filters (such as P100), provides protection for both the respiratory system and the eyes.

This type of respirator is recommended when there is a potential for eye irritation or splashes of lead-containing materials.

He should follow proper donning and doffing procedures and adhere to any additional safety guidelines or regulations applicable in his area.

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Select an important detail to include when you retell Every Little Bit Helps.

Answers

"Every Little Bit Helps" is a story by K.A. Applegate about a group of teenagers who, while on a camping trip, stumble upon a crashed alien spacecraft and find themselves tasked with saving the planet from an impending invasion.

Why is retelling important?

Learning to retell a story is an important skill for developing young children's reading comprehension and writing abilities.

"Every Little Bit Helps" is a story by K.A. Applegate about a group of teenagers who, while on a camping trip, stumble upon a crashed alien spacecraft and find themselves tasked with saving the planet from an impending invasion.

An important detail to include when retelling the story is the fact that the teenagers are all from different backgrounds and have different personalities, which leads to some initial tension and conflict among them.

However, as they work together to overcome various obstacles and save the planet, they learn to appreciate each other's strengths and develop a strong bond.

Thus, this detail highlights the theme of teamwork and the power of collaboration, which is essential to the success of the teenagers' mission.

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Stakeholders are people or organizations who do what?
are partners with a vested interest
are landscape workers on the school grounds
fund the project
are part of the school media platform
are part of the school's new Web site

Answers

Answer:

B. fund the project

D. are partners with a vested interest

Explanation:

If you look at the definition of the word stakeholder, these options match the definition which is why I chose B and D

Stakeholders are people or organizations who do what?are partners with a vested interestare landscape

A B D E

are part of the school media platform

fund the project

are part of the school’s new Web site

are partners with a vested interest

Using the formula above and knowing din = 5in, dout = 40in, and nin = 20 teeth, what is nout?​

Answers

Answer: what is the formula

Explanation:

I can’t figure nothing out with out the formula

electronic resources are library materials that have been?

Answers

Library materials that have been digitally preserved and made available online, through databases, e-books, e-journals, and other electronic media, are known as electronic resources.

How do we use the electronic library's resources?

Electronic resources reduce information overload and address storage issues. Sources from print are being digitalized. For the academic community, electronic information sources are becoming more and more crucial. The development of technology has prompted libraries to expand their holdings.

What are some instructional resources available online?

E-resources for teacher education are typically divided into two categories: (1) online resources, and (2) offline materials. The following are examples of online e-resources: e-books, e-journals, e-mail, e-library, e-forum, e-learning (lessons/courses), e-shops, e-dictionaries.

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Which type of fires should you fight with a portable fire
extinguisher?

Answers

Answer:

Class A fires

Explanation:

Class A fires are fires caused by ordinary combustibles, like wood. Assuming this is a portable water fire extinguisher, you should never use it on Class B fires or electric fires.

No engine is perfectly efficient because?

A.society does not need efficient engines.
B.most fuel sources create environmental damage.
C.efficiency is not a goal in most engineering projects.
D.some energy will be lost to its surroundings when running.

Answers

b. most fuel sources create environmental change (the process of making the efficient engine will still create environmental damage)

Answer:

d

Explanation:

..............................

Periodic lubrication and oil changes according to manufacturer’s recommendations extend the life of your vehicle, and allow you to avoid costly repairs, and prevent dangerous breakdowns. Generally, owner's manuals suggest that you change your oil and oil filter every ........... miles. Oil change specialists. however, suggest every ...... miles or ........ months. As you know, most of us do a lot of long distance driving during the summer months when an engine is can overheat. So, you should at least check your oil before you head out on any road trip.
1000, 3000, 2
7,500, 3000, 3
2000, 6000, 4
500,1500, 1

Answers

There are different kinds of rules that applies to engine oils.  Generally, owner's manuals suggest that you change your oil and oil filter every 7,500 miles. Oil change specialists. however, suggest every 3000 miles or 3 months.

What is Periodic lubrication and oil changes

Periodic lubrication and oil changes in vehicles is usually done on the advice made by manufacturer. This is often done so as;

To make the shelf life of vehicles to be longer . To allow you to not spend your money on unnecessary or costly repairsTo prevent dangerous breakdowns on the highways.

It is advisable to always check your owner's manual for the type and when to use lubrications and oil changes and make sure that the right oil/fluid is used for all component.

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What is the primary difference between the process of lost-wax casting as practiced in ancient times and that same process today

Answers

Answer:

Today, multiples can be created from the process. high-relief projects boldly from the background, and elements of high-relief may be in the round, unattached to the background.

Why is it important to know how to set-up a desktop computer?

Answers

You run the risk of losing crucial company data if your new PC is not configured properly. Discover our best advice for setting up and securing a new computer.

What does this word mean company?

If your new Computer is not configured properly, you run the danger of losing important business data that you cannot recover. Find out our best advice for setting up and protecting new computers.

A gathering of people is referred to as a "company." A popular word, "company" has a wide range of distinct meanings, all of which relate to a gathering or interaction of people. It's possible that businesses are referred to as companies most frequently. Battery manufacturing and distribution is done by Energizer.

synonyms; business. A family-run enterprise operated the corporation.

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please answer the question

please answer the question

Answers

The reaction effluent goes to a condenser from which two streams emergers a liquid product stream containing essentially all of the methanol formed in the reactor, and a gas stream containing all of the CO, H2 leaving the reactor.

What a methanol synthesis loop with a stoichiometric feed?

A methanol synthesis loop with a stoichiometric feed of CO and H2 is to be designed for 95% overall conversion of CO. All the methanol formed leaves in the product stream.

Not more than 2% of the CO and 0.5% of the H2 emerging form the reactor is to leave in the product stream- the remainder is recycled.

Therefore, The reaction effluent goes to a condenser from which two streams emergers a liquid product stream containing essentially all of the methanol formed in the reactor, and a gas stream containing all of the CO, H2 leaving the reactor.

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Why do engineers need to be particularly aware of the impact of hubris?

A) Their creations change society.

B) They are most responsible for individuals' physical health.

Answers

A) Their creations change society.

After testing a model of a fuel-efficient vehicle, scientists build a full-sized vehicle with improved fuel efficiency. Which stage of technological design does this best describe?

A. implement the solution
B. evaluate the solution
C. design a solution
D. identify a problem

Answers

B evaluate the solution. Sorry if I'm wrong.

10. Technician A says to make the finish cut at the slowest speed when machining brake drums. Technician B says that the drum should not exceed its discard diameter. Who is correct?​

Answers

When milling, technician A advises using the slowest speed for the end cut. According to technician B, the drum shouldn't be larger than its disposal diameter.

What is the process of milling?

Cleaning, grading, breaking down, sizing, separating, or classifying dry bulk materials are all included in the term "milling process." The mill is used in the actual milling process to grind, cut, or crush solid bulk materials into smaller bits. Ingilling is the practise of using a specialised machine to grind, cut, press, or crush a material. Cutting away material with a spinning cutter that has several teeth is called milling.

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A watermelon is thrown off of a roof to the ground. Its momentum changed from 50kgm/s to 2kgm/s. What is the impulse?

Answers

Answer:

Impulse of watermelon = -48 kg-m/s

Explanation:

Given:

Final momentum of water melon = 2 kg-m/s

Initial momentum of water melon = 50 kg-m/s

Find:

Impulse of watermelon

Computation:

Impulse = Δp

Impulse = Final momentum - Initial momentum

Impulse of watermelon = Final momentum of water melon - Initial momentum of water melon

Impulse of watermelon = 2 - 50

Impulse of watermelon = -48 kg-m/s

What is the best reason a scientist might use a model to represent the solar system?

Answers

Answer:

The actual solar system is too large.

Answer:

The actual solar system is too large.

Explanation:

just did it

Explain the type of data the following scenario describes.

A design team conducts a webinar with 25 potential users describing the qualities they find most useful in a new video design program.

Answers

Since the  design team conducts a webinar with 25 potential users describing the qualities they find most useful in a new video design program, they are trying to  get more people into the field of Programming especially video design .and thus are testing the level of their skills to make inform decison.

What is the main purpose of webinar?

A webinar's primary goal is to instruct, illustrate, or educate. While B2B (business to business) organizations frequently employ webinars for marketing.

You can immediately provide value to your audience through webinars. Leaders can share the appropriate information, instruction, and experience through webinars. Giving value first also helps to establish rapport and relationships. This then fosters a devoted following, which boosts sales.

Therefore, A creative area of stagecraft is video design or projection design. It focuses on the development of and integration of live camera feed, motion graphics, and film into the fields of theater, opera, dance, fashion shows, concerts, and other live events.

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Hey guys!
Can someone write the negative side of the attached chilly bin and one interesting side of the attached chilly bin. ​

Hey guys!Can someone write the negative side of the attached chilly bin and one interesting side of the

Answers

Note that;

The negative side of the attached chilly bin is that it can take up a lot of space and be heavy when filled. One interesting side is that it can keep food and drinks cool for extended periods of time, making it great for outdoor activities and events.

Who invented the Chilly Bin?

The Chilly Bin was not invented by a single person, but rather its design and concept have evolved over time.

The basic idea of a portable, insulated cooler can be traced back to ancient cultures who used natural materials like snow and ice to preserve food. Modern versions of the chilly bin were first introduced in the mid-20th century and have since become a popular item for outdoor recreation and camping.

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Bella is working with an object that is no longer aligned with the grid as she had previously rotated it. She needs to scale the object and manipulate a few of its parts. Which orientation should she be in?

A.
translate

B.
global

C.
public

D.
local

Answers

Local orientation should she be in.

What is orientation?

The orientation, angular position, attitude, bearing, or direction of an item, such as a line, plane, or rigid body, is part of the description of how it is located in the space it fills. It precisely refers to the imaginary rotation required to shift the object from a reference placement to its current arrangement. A rotation may not be enough to get to the current position. It may be essential to include an imaginary translation known as the object's location (or position, or linear position).

A local orientation is the trait that leads to a description of more complicated picture features. Local orientation is also an important aspect of motion analysis.

So, the right answer is D.

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True or false the camshaft is always located in the engine block

Answers

Answer:

true

Explanation:

Story:
A girl skilled with combat. A skilled assassin. However, since she was young she was taken away from her family. She ended up growing up lonely. She lost all conscious of her brain. All the killing was not helping her at all with her sanity. Soon, she started to see a figure in the mirror. She started talking to it. More and more she started to see this figure as a friend. Because of this figure she was able to become friends with other comrades. The figure told her to not grow close to any of them. The girl didn't listen. However, one day, she lost these comrades when she was on a mission. She know she needs to do her mission. She talked to her master. She yelled, screamed, and cried. She wanted for her comrades to have a proper funeral. Her master gave her the cold shoulder. He said that they were weak. They failed their mission so they don't need one. The girl looked at her master. In the mirror, the girl saw the figure. It was smiling. "You know what to do." She snapped. The girl attacked the master. The master's body laid lifeless on the floor. The figure said, "See. They don't last long. I have always been here for you. Listen to me and you'll be fine..." Ever since then the girl accepted her fate. Her life became more cruel and her body was cold. She still must be still wondering around now. The girl is still waiting for her release from her pain. not my story

Answers

Answer:

It's a dark story about a skilled assassin who was taken away from her family at a young age and grew up isolated, leading to the deterioration of her mental health. She began seeing a figure in the mirror who became her only friend and confidant. Despite the figure's warning, she grew close to her comrades and suffered a great loss when they were killed on a mission. When she asked her master for permission to give them a proper funeral, he refused, causing her to snap and kill him. The figure in the mirror continued to influence her, and her life became even more cruel and cold. The story leaves the girl's fate ambiguous, but it seems that she is still wandering, waiting for release from her pain.

PLEASE HELP, I WILL MARK AS BRAINLIEST, URGENT!!!

1. Enzymes used by fireflies are used to improve:


a
Food safety
b
Adhesives
c
Airplanes
d
Coats


2. Spiderweb have how many different kinds of silk?


a
6/7
b
10
c
1/2
d
8/9

Answers

Answer:-

1.Enzymes used by fireflies are used to improve Food Safety .

2.They have seven different kinds of silk.

Option A

Mark it BRAINLIST

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The manager of the bank where you work tells you that your bank has $5 million in excess reserves. She also tells you that the bank has $300 million in deposits and $255 million dollars in loans. Given this information you find that the reserve requirement must be A. 50/255. B. 40/255. C. 50/300. D. 40/300. 7.Nicolas se siente mal, i____al mdico!1. Ve2. Ven3.Haz4.Pon What is the purpose of business communication what elements are necessary to achieve this purpose? PLEASE HELP ME ASAP !!!!!!!!!!!!!!!!! do you like my poems? which one is your favorite?1/4When you're admired and you don't notice, it's just not fair.The way you're loved but you're just unaware.You want their smile, the way they talk, and their tamed hair.Their friends and the clothes they wear.You dream to be the one that makes people stop and stare.You dream of the kind that doesn't have to try.The one who doesn't get left on delivered as they wait for a reply.Good riddance, you don't belong thereBut how could I feel so alone when there are people everywhere?So the last day is spent here as I vanish into thin air.And the people walking by, they don't seem to notice...Like every human being,So I hold my head up high, guaranteeing the thought to be seen...Recognizing everyone as they walk by....As you slowly realize you're becoming not friends,Not enemies, just a pair of strangers with memoriesSo I hope to be enough,Enough to make you stay.To make you stay,for just another day2/4The moment you realize youre not paying attentionis the moment you've escaped realityit is an achievement we all want and needbecause nature is there when no one else will beSo feel the soft grass and hear the trains because somedaythe birds will stop chirping and wolves stop howling and we will all wonderwhat else we could've done that day3/4it feels like the world is ending.in a way stranger than the "normal" that's perceived.but we get to live here, where there are opportunities.Ask yourself this, and tell me if you agree.In a world that is deceived, are people meant to be happy?I don't like it here, it doesn't suit my placement of certainties.The certainties I dream of, to accomplish one daySo for now...I choose to escape reality and hopefully end up somewhere I'm happy to be.4/4The teddy bear gets up and crawlsIt creeps through the nightIt comes from the wallsThe children are afraidAs the small footprints fade,It disappears at first lightSo your memory is erased of the nightIts such a disguiseYou wouldnt think such a cute face would terrifyYou don't know where it's coming fromSo you try to hideYou turn back and it whispersYou're in for a ride If 5 woodchucks could chuck 50 cords ofwood in 4 days, then how many cords of woodcould 7 woodchucks chuck in 6 days? 4. Solve the simultaneous equationsx+2y=32x+3y = 5 State the 4 different market segmentation 2a^3 (5a^2 7a)+(3a^4 a^5 ) form the equation: maha's father is 46 years old. He is 6 years older than four times maha's age. (let maha's age be x) The inventory costing method that will yield the highest taxable income during times of inflation is the researchers are interested in how students self-esteem is affected by their course work. they conduct an experiment using 3 undergraduate psychology courses; class #1 uses only quizzes for the course assessment; class #2 uses only thought papers; class #3 uses only a single comprehensive final exam.what is the dependent variable? what is the independent variable(s)? What is the single most important component of a computer?ResponsesDIPDIPMotherboardMotherboardCentral Processing UnitCentral Processing UnitChipset When will the stock market collapse? I need the correct answer for this please help. a trust: is a government agency that regulates natural monopolies. is the new organization that is formed when two firms merge. is another name for a large insurance company. occurs when shareholders of the major companies in an industry turn over their shares to a board of trustees who then control all of the companies. Simplify the expression. Write answer using only positive exponents.(1/3a^3)^-4 30% of 70 is what percent of 2000? personafication in a sentence I think the answer is A. 95, but I am not sure.