what is standard unit? why is it necessary.

Answers

Answer 1

Answer:

We need standard unit for measurement to make our judgement more reliable and accurate. For proper dealing, measurement should be same for everybody. Thus there should be uniformity in measurement. For the sake of uniformity we need a common set of units of measurement, which are called standard units.

Answer 2

Answer:

Standard Units are commonly used units of measurement, which help us measure length, height, weight, temperature, mass, and more. These units are standardised, which means that everyone gets the same understanding of the size, weight and other properties of objects and things.

Explanation:

Why is it necessary? We need standard judgement unit for measurement to make our judgment more reliable and accurate. Thus there should be uniformity in measurement. For the sake of uniformity we need a common set of units of measurement, which are called standard units. Nowadays, Si units in science and technology almost accepted universally.


Related Questions

How do our facial expressions influence our feelings? How has this been tested?

Answers

faces communicate both the emotional state and behavioral intentions of an individual. They also activate behavioral tendencies in the perceiver, namely approach or avoidance. studies from PMC have compared more automatic motor to more conscious rating responses to happy, sad, angry and disgusted faces in a healthy student sample. Happiness was associated with approach and anger with avoidance. However, behavioral tendencies in response to sadness and disgust were more complex. Sadness produced automatic approach but conscious withdrawal, probably influenced by interpersonal relations or personality. Disgust elicited withdrawal in the rating task whereas no significant tendency emerged in the joystick task, probably driven by expression style. Based on their results it was highly relevant to further explore actual reactions to emotional expressions and to differentiate between automatic and controlled processes since emotional faces are used in various kinds of studies. Moreover, results highlight the importance of gender of poser effects when applying emotional expressions as stimuli

why sometimes do I feel depressed?

Answers

Answer:

cause your a human being and humans have feelings simetimes so it's totally normal and you can also be depressed if you've just gone through a heartbreak

Everyone knows that it is important to be fit throughout our lives, yet many people still make unhealthy choices. You are concerned that your parents are living a lifestyle that is putting them at risk for illnesses associated with aging. you know that many of these illnesses can be reduced or even prevented with a healthy lifestyle. because you care about your parents , you are planning on having a discussion with them to explain the health risks associated with their current lifestyle and to encourage them to embrace a healthy lifestyle. What will you say to them

Answers

Answer:

I'm concerned about your health as you begin getting older; we can improve your lifestyles a lot so you can maintain fitness and stay healthy. We can even do it in ways that would be fun, like golfing, raquetball, tennis, and more. In terms of food, you don't have to give up foods you love. We can modify those recipes so you can enjoy them and feed your soul while feeding your body things that will be beneficial.

Explanation:

I'm not super sure if this is what you needed, but this is just what I would do in your situation

Answer:

Put this and you'll get 100%. I did

Explanation:

you might start with explaining the risks and easy ways to start a healthier lifestyle.  

I would give them some benefits on what is good to do and eat.  

I'm concerned about your health as you begin getting older; we can improve your lifestyles a lot so you can maintain fitness and stay healthy. We can even do it in ways that would be fun, like golfing, raquetball, tennis, and more. In terms of food, you don't have to give up foods you love. We can modify those recipes so you can enjoy them and feed your soul while feeding your body things that will be beneficial.

What happens when you drop a tv tray on your foot and it bruises and you can feel the bone more than normal?

Answers

Answer:

you need to ice it for 15 minutes then put a heating pad on there for 15 minutes then ice it again continue these steps swelling will go down and bruising will lighten.

Explanation:

hope this helps you❤❤

define meninges


please give me ans

Answers

Explanation:

The meninges are membranous layers surrounding the central nervous system. In the head, the meninges lie between the brain and the skull, and interact closely with both during development

17
Select the correct answer
What is the best source of information for deciding whether a product meets your needs?
ОА.
the product's advertisements
OB
the product's brand name
Oc the product's label
Reset
Next

Answers

Answer:

the product's advertisements

The product Advertisement because if you advertise it well then more people will buy

Describe the health risks associated with dietary supplements and anabolic steroids.

Answers

Well vitamin a can hurt you by headaches, liver damage and birth defects. Anabolic steroids also have similar health risks such as liver damage but also include high blood pressure and kidney problems.
Hope this helps.
There’s a lot such as liver damage and more damage to your body make sure to check in with your doctor before using

QUESTION 4
Which of the following actions are not required when practicing physical health?
drink 8 cups of water per day and eat nutritious foods
avoids alcohol and tobacco use
Engages in 30-60 minutes of physical activity every day
none of the above
answers a and c only

Answers

Answer:

None of the above

The activities that are not required when practicing physical health is none of the above. The correct option is D.

What is physical health?

Physical health is the health of the body in which the body performs all activities properly and without any pain and diseases. Healthy body is necessary for good health because it helps in leading good life.

The things that are needed for good health are doing exercise regularly for 30-60 minutes, which maintains the health and strength of the body. Drinking 8 cups of water per day is also necessary for a healthy body.

Eating nutritious full food and avoiding tobacco and alcohol also keeps the body healthy, so all these characteristics are necessary for good health.

Thus, the correct option is D. none of the above.

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List the safety considerations related to exercising.

Answers

warm up

hydrate

wear clothing that won’t get caught on stuff

don’t push yourself too hard

cool down

Create a hypothesis that correlates with the research question: "Does lack of sleep affect work performance?"

Answers

Answer:

lack of sleep does affect sleep in such a way that employees might find it difficult to concentrate,learn and communicate.memory lapse increases.and it gives the employees a feeling of being tired.

I hope this helps

Who is the primary focus of all healthcare codes of ethics?
A.
providing insurance providers all the relevant information
B.
providing patients quality and unbiased care
C.
providing coworkers the support that they need
D.
providing healthcare professionals protection from lawsuits

Answers

Answer:

B

Explanation:

providing patients quality and unbiased care

can somebody help me with advanced physical education

Answers

Answer:

Explanatthe study of living organisms, divided into many specialized fields that cover their morphology, physiology, anatomy, behaviour, origin, and distribution.ion:

Is anime good for your health

Answers

Answer:In moderation it is not terrible for your health, Having an outlet to let go of stress is never a bad thing

Explanation:

Answer:

Yep,but one should watch for a limited time and don't perform any anime action in real life.One should not be crazy about that.

Explanation:

Thank you✌️❣️✌️

Which issue is related to long-term heroin use?

Answers

Answer:

Repeated heroin use changes the physical structure13 and physiology of the brain, creating long-term imbalances in neuronal and hormonal ...

Answer:

hypoxia

Explanation:

Year8 health(drugs)

Could you help me to do this?
It's about stimulants, depressants and hallucinogens. Please answer the question

Effect on the body

How they are obtained

Method of use

Reasons for taking

Answers

Answer:

Effect on the body: Stimulants, depressants, and hallucinogens all affect and trigger the receptors that affect each issue. Some can cause body and physical damage depending on what is being ingested.

They are obtained from prescriptions if a stimulant, from a liquor store or illegal sellers for depressents, and usually illegal sellers or from growing their own for hallucinogens.

Usually by mouth these can either be pills, edible substances, liquid, or injectables.

People may take stimulants for different medical issues, depressents because they can make you feel loopy or feel less pain aka alcohol, and to have out of body experiences and visuals for hallucinogens.

Explanation:

The length of the squared room is 6m. What will be the cost of carpenting the floor of the room with the carpet of width 1.5m at Rs 200 per meter? ........ (Ans=4800)​

Answers

Answer:

The cost of the squre of the room is rs4800

Francesca has always had a mole on her arm, but during a recent self-exam, she notices that it seems to have grown a bit in size and now has an irregular border. Should she make an appointment with her dermatologist to have it checked?

A. No, because moles that have always existed on your body cannot at any time suddenly change and become cancerous.
B. No, because the mole is not pearly, tan, or multicolored, and only moles that fit that description are likely to be cancerous.
C. Yes, because all moles, birthmarks, or brown spots on the skin are most likely cancerous and need to be removed.
D. Yes, because any mole that changes in size or appearance needs to be checked to make sure it is not cancerous.​

Answers

Answer:

D. Yes, because any mole that changes in size or appearance needs to be checked to make sure it is not cancerous.​

Explanation:

Yes, Francesca needs to make an appointment with her dermatologist to have it checked because any mole that changes in size or appearance needs to be checked to make sure it is not cancerous.​ Thus, the correct option is D.

What is a Dermatologist?

A Dermatologist may be defined as a kind of doctor who has special training to diagnose and treat skin-related problems. It has a specialty in treating various kinds of skin diseases, disorders, infections, etc.

A mole which is appeared since birth when changes its appearance as well as its size, it is mandatory to make an appointment with a dermatologist and have to check it and make sure it is cancerous or not.

This activity will provide you with early information about a mole that is sometimes cancerous and fatal.

Therefore,  Francesca needs to make an appointment with her dermatologist to have it checked because any mole that changes in size or appearance needs to be checked to make sure it is not cancerous.​ Thus, the correct option is D.

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3.) explain how you can use information to make healthful food choices.

Answers

By watching what you eat how much you eat and knowing if it’s for you or not.

Answer:

By watching your calorie intake, eating healthier foods, and eating a balanced diet of plants and fruits. You can learn about protein and what to avoid when trying to lose weight.

pLEASE HeLp mE !!!
_______ is a method of measuring body mass index that uses electrodes placed on the ankles and wrists.

Answers

Answer:

BIA BIOELECTICAL IMPEDANCE SYSTEM

Explanation:

Bioelectrical impedance analysis (BIA) is a method of measuring body mass index that uses electrodes placed on the ankles and wrists.

Carbohydrates can be simple or complex. Give an example of each.
v is an example of a simple carbohydrate, and
is an example of a complex carbohydrate.

Answers

Answer:

simple sugar: raw sugar

brown sugar

glucose, fructose, sucrose

complex sugar: candy

syrups

Deidra is speaking with a waiter at a restaurant. Their dialogue is shown at right. What communication style is Deidra using with the waiter?

Answers

Answer:

Assertive communication style is being used.

Explanation:

There are 5 communication styles: assertive, aggressive, passive-aggressive, submissive, and manipulative. The one that best fits Deidra’s dialogue is Assertive as Deidrra's not being aggressive, he is not being submissive either, no one is being manipulative here, and lastly, he is for sure not being passive aggressive. The only style left is assertive :)

PLEASE !!!!20 POINTS!!! PLEAS EHELP URGENT!What is a downside of nonprofit fitness centers?

Very few people live near a nonprofit fitness center.Very few people live near a nonprofit fitness center. , ,


Members tend to be wealthy and lack diversity. Members tend to be wealthy and lack diversity. , ,


Membership costs more than it does in for-profit centers.Membership costs more than it does in for-profit centers. , ,


They offer fewer luxury services than for-profit health centers

Answers

Answer:

it should be the first or last one. :) good luck.

Explanation:

Which of the following statements best describes how family genetics can influence your health?

A. Established male and female roles in your house can determine who is responsible for childcare or income.

B. The makeup of family members in the household, such as living with multiple generations, can define your family structure.

C. Some diseases are hereditary, so while you can take steps to minimize the risk, you may have a tendency to develop them.

D. Whether or not your family has easy access to affordable and reliable healthcare can influence your overall health.​

Answers

Answer:

C

Explanation:

It flows through Their DNA, they can pass it on to the next generation because of it

Generics is the study that involves the inheritance and flow of traits. It influences health as some diseases are hereditary and can be developed even if steps are taken to minimize them. Thus, option C is correct.

What is genetics?

Genetics is the inheritance of the traits and characteristics that gives the genotype and the phenotype to an organism through reproduction. Along with phenotypic traits, the disease is also heritable and can pass from one generation to another.

The disease can be prevented through various methods but, there is still a possibility that a person or an organism can develop the disease if it is present in its family tree.

Therefore, genetics influences health as diseases can get inherited.

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Which hormones are produced by thyroid gland?​

Answers

triiodothyronine (T3) and thyroxine (T4).

Answer:

thyroxin is produced by the thyroid gland.

Which of those is an inherited trait

Answers

Answer:

An inherited trait is one that is genetically determined. Inherited traits are passed from parent to offspring according to the rules of Mendelian genetics. Most traits are not strictly determined by genes, but rather are influenced by both genes and environment.

What is the correct definition of a self-assessment?
A. An application sent to colleges to help them determine if you sy
would be a good fit among their student body.
B. A personality test designed to help you make informed decisions
based on specific traits.
O C. A process of gathering information about yourself in order to
make an informed decision.
D. A field of study.

Answers

Answer:

As a "self" assessment, you are assessing, or gathering information about yourself. This information can be used to make informed decisions.

So the correct answer is: "A process of gathering information about yourself in order to  make an informed decision."

Let me know if this helps!

Option C A procedure of gathering information about yourself to create an informed decision.

What is self-assessment?

Self-assessment exists as the method of looking at oneself to assess aspects that are important to one's individuality. It exists as one of the motives that drive self-evaluation, along with self-verification and self-enhancement.

The objective of a self-assessment is to permit an individual to know the extent of their capabilities and to improve upon them. It can be daunting to a worker when they first start self-evaluating, but over the period it becomes more natural.

A professional self-assessment exists as a written statement that integrates judgments created by an employee about their work, abilities, and objectives. This kind of self-review exists prepared to help you consider yourself as a professional and also functions as an opportunity to set goals for further development.

Hence, Option C A procedure of gathering information about yourself to create an informed decision.

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what is two corresponding symptoms for Repetitive Strain Injury?

Answers

Answer:

pain, aching or tenderness. stiffness. throbbing. tingling or numbness.

How does aerobic capacity relate to cardiorespiratory endurance?

Answers

Answer:

Aerobic Fitness or Cardiorespiratory Endurance - the ability to deliver oxygen and  nutrients to tissues, and to remove wastes, over sustained periods of time.

Any activity you do  from taking a walk to washing the dishes it requires oxygen.

Regular aerobic fitness exercise increases your body's ability to use oxygen. How well  you use oxygen is termed your "aerobic capacity." When your aerobic capacity is high,  your heart, lungs and blood vessels efficiently transport and deliver large amounts of  oxygen throughout your body. Aerobic exercise helps you in your daily activities.

Explanation:

in other words they  are related

hope i helped

Which government group is responsible for creating my plate?

Answers

(USDA) is responsible for creating MyPlate.
The United States Department of Agriculture created MyPlate

A warm-up routine should _______
your body temperature.
O A. stabilize
O B. increase
O C. destabilize
O D. decrease

Answers

Hi,

Answer:

A warm-up routine should "increase".

B.Increase

Explanation:

The athletes, dancers, wrestlers they perform the warm up so as to stretch their muscles, improve their strength and flexibility. It actually prepares the muscles for straineous activities.

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