Solve the following numerical problems.
A man moves a load of 30 kg through 9 metres. What is the work
done by him?
(Ans: 2700J)
a.​

Answers

Answer 1

Answer:

2700J

Explanation:

1kg=10N

30kg=300N

=300N×9m

=2700N/m

1N/m = 1J

=2700J

hope it helps

Answer 2

Answer:

A.

Explanation:

You said it was...


Related Questions

Which of the following choices BEST describes the relationship between intensity and time in a successful
exercise program?
A as intensity increases, time should increase
В. as intensity decreases, time should decrease
C as intensity increases, time should decrease
D intensity and time should never change

Answers

The correct answer is C

please help

choose 10 of your favorite games and write

down the name of the magician of the respective game [like–

Hockey–DhyanChand,football–Edson Arantes do
Nascimento(Pele)]


Now you have to mention who is the best as per your selection

and why.​

Answers

Answer:

3.Badminton:

"Lin Dan boasts an amazing record, winning a host of major titles more than two times over. His victories include winning two gold medals in a row at the Beijing and London Olympics, two consecutive gold medals at the Asian Games, as well as holding the title of world champion for three years in a row, with five world champion titles in total. Hailed as “The King of Badminton,”"

4.football

"Pelé(Barcelona's Lionel Messi)

But what makes Messi different from other footballers is the way he plays and his incredible vision throughout the matches."

5.Chess :

"Many players might make mostly excellent moves and a few good ones, says Rich, but Kasparov often manages to make 100 percent excellent decisions."

6. Basketball

Michael Jordan

"His six championships were won in two different phases of his career with rotating supporting casts. MJ was a dominant offensive player who hit countless iconic game winners, but he was equally frightening on the defensive end"

I could only able to write 6(╥﹏╥)

hope it helped you:)

[tex]\huge{\fbox{\fbox{\red{AnsweR:}}}}[/tex]

[tex]<font color=blue>[/tex]

The sports I love the most :

[tex]<font color=black>[/tex]

BasketballTennisFootballswimmingpoloBadmintonVolleyballCricketField hockeyTable tennis

My favorite one is [tex]\red{Basketball}[/tex]

Why?

[tex]<font color=pink>[/tex]

▶ because it is a healthy sport . As well as I it gives team spirit.

Also , Basketball is a great way to enjoy some physical activity in a fun setting that allows you to be competitive, but also allows you to have a lot of fun while doing it. Personally I like tall people and love playing with them too.

how to gain weight?>

Answers

Answer:

The easiest method toward gaining weight is simply by overeating!

Explanation:

Overeating is a strategic method towards body-weight gaining, as well as personal obesity.

Activity A
Date
A calorie
Part 1
Match the following terms and identifying statements.
1. Foods that have high nutritional value
compared with the amount of calories they
supply.
2. Chief energy source for the body.
3. Are missing one or more of the nine
indispensable amino acids.
4. The way our body takes in and utilizes foods,
5. Unit used to measure the amount of energy
contained in foods.
6. Nutrients that the body cannot make, and
therefore must be supplied by diet.
7. Substances in food that nourish the body.
8. Substances produced by plants that may
provide health benefits for humans.
9. Contain all nine indispensable amino acids in
the correct proportions needed to support life.
10. Type of lipid that is created when unsaturated
oil is chemically changed to resemble a
saturated fat
11. Poods containing live, beneficial bacteria that
help counteract the "bad" bacteria in the gut.
12. Nondigestible products that encourage
the growth of good bacteria in the gut.
B. carbohydrate
C. complete protein
D. essential nutrients
E. incomplete protein
E nutrient-dense food
G nutrients
H nutrition
1. phytochemicals
J. prebiotics
K probiotics
L trans fat

Answers

Answer:

the measure of energy the body is able to produce from food

Explanation:

Running is probably the simplest individual sport for promoting both health-related and skill-related fitness.
Please select the best answer from the choices provided.
true or false​

Answers

Running is probably the simplest individual sport for promoting both health related and skill related fitness is true.

Running is undoubtedly the most straightforward solo sport for fostering both physical and mental fitness.

What are the benefits of running?

Running increases your calorie burn, but weight training can help you maintain your weight loss goals.

You can achieve the same strength and speed gains as steroids by jogging frequently and exercising properly. Calorie loss occurs while running.

Running quickly burns more calories than running slowly. By doing this, you can reduce weight and get closer to the physique of your dreams.

After a month, running also becomes physically easier. You realize that you can run a little faster and farther than your muscles get acclimated to the demands of running.

Therefore, it is true that running is probably the simplest individual sport for promoting both health-related and skill-related fitness.

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getting adequate sleep is an important part of physical heaalth

Answers

Answer:

True!

Explanation:

Which type of burn is BEST described as having blisters, scarring, and more pain? A. first-degree burn B. second-degree burn C. third-degree burn D. fourth-degree burnWhich type of burn is BEST described as having blisters, scarring, and more pain? A. first-degree burn B. second-degree burn C. third-degree burn D. fourth-degree burnWhich type of burn is BEST described as having blisters, scarring, and more pain? A. first-degree burn B. second-degree burn C. third-degree burn D. fourth-degree burn

Answers

Answer:

Answer : B

Explanation:

Second-degree burns (partial thickness burns) affect the epidermis and the dermis (lower layer of skin). They cause pain, redness, swelling, and blistering

A second-degree burn is best described as having blisters, scarring, and more pain. Thus, the correct option is B.

What is Burn?

A Burn may be defined as a circumstance of an injury that basically involves the upper portion of the skin known as the epidermis and the lower one i.e. known as the dermis.

It is caused by heat or radiation, radioactivity, electricity, friction, or contact with chemicals, or by any other means as well.

A second-degree burn causes deep redness in the affected area. It is painful to the touch. The burned area appears wet and shiny. Apart from these, the burned area has blisters and scarring.

Therefore, a second-degree burn is best described as having blisters, scarring, and more pain. Thus, the correct option is B.

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Everyday responsibilities that can limit or restrict regular exercise include __________. A. work schedule B. time spent commuting C. completing school work D. all of the above Please select the best answer from the choices provided. A B C D

Answers

Answer:

D

Explanation:

They all show some type of exercise

Everyday responsibilities that can limit or restrict regular exercise include work schedule, time spent commuting, completing school work. Thus option D is correct.

What are the benefits of doing exercise ?

physical activity can lead to improve the muscle strength workout on maintenance oxygen and vitamins for  tissues and allows the cardiovascular device to work more efficiently, when the heart and lung fitness enhance, energy will be enhanced.

The specificity, progression, overload, variation, and reversibility practicing often and always is so vital if you need to improve your performance.

The training help in development in fitness application are overload, progression, and specificity,  increase the repetitions, a quantity of weight, or length of time in an exercise you are familiar with, you are making use of overload.

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what does a fire classification describe?

Answers

A fire class is a system of categorizing fire concerning the type of material and fuel for combustion. This is used to decide the type of extinguishing tool that can be used for that fire class.

MEDICAL TERMINOLOGY
Can y’all check my work please? :/

Answers

I believe they are all correct good job!

The components of lifetime fitness include all of the following components EXCEPT: A. regular exercise B. proper nutrition C. healthy lifestyle choices D. weekly acupuncture sessions

Answers

Answer:

D. Weekly acupuncture sessions

Explanation:

Answer:

D

Explanation:

regular exercise, proper nutrition, and  healthy lifestyle choices are all needed  for lifetime fitness. So, D is left... D is the answer

Empathy describes if a person considers your needs and feelings. True False

Answers

the answer is true !!

Answer: True

Explanation: Emotion researchers generally define empathy as the ability to sense other people's emotions, coupled with the ability to imagine what someone else might be thinking or feeling. ... “Cognitive empathy,” sometimes called “perspective taking,” refers to our ability to identify and understand other people's emotions.

Hope this helps^^

Why is it important to set short-term and long-term goals? How will you keep track of your progress toward reaching your goals? Why is it important to reflect on your progress?

Answers

Long-term goals are important for a successful career. A long-term goal is something you want to accomplish in the future. Long-term goals require time and planning. ... Achieving these short-term goals helps you reach your long-term goal.

_______organisms that live and reproduce
inside other living organisms?

Answers

Answer:

Endoparasitic

Explanation:

endoparasite like tapeworm, ascaris(roundworm) survive and reproduce in human body.

Endoparistic is the answer

3) Check all that apply. What are NINE skills that are needed in the Health Science career cluster?
math
keyboarding
health habits
team building
critical thinking and problem solving decision-making
personal relationships
knowledge of science and lab procedures reading comprehension at a high level
financial status
communication (English is key; other languages are helpful.)​

Answers

Explanation:

-Math

-Health Habits

-Team building

-Critical thinking,

-Problem solving,

-Decision making

-Knowledge of science and lab procedures

- High reading level

-Communication


Does everyday
activity stimulate muscle growth? Why or why not?

Answers

Answer

I would say No, because you need to be working your muscles with weights or resistance to gain.

Explanation:

I would say yes; because simple everyday activity such as moving around, or simple lifting of objects can support muscle growth, muscle function, and a persons overall physical fitness interest.

weight management is one benefit of participating in sports. Which sentence is true regarding weight management
A. to lose weight you must burn fewer calories than you consume
B. regular participation in sports helps preserves muscle mass
C. you burn more calories when engaged in a sports activity that is less intense
D. sports can help you control your weight regardless of your diet​

Answers

Answer:

The second option is correct.

Explanation:

I looked it up.

Answer:

B. Regular participation in sports helps preserve muscle mass.

Why is lack of physical activity unhealthy?

Answers

Answer:

Explanation

because you are not moving and your heart rate slows down

Because it can lead to heart disease. even for people who have no other risk factors. It can also increase the likelihood of developing other heart disease risk factors, including obesity, high blood pressure, high blood cholesterol, and type 2 diabetes.

What are the importance of environmental health education in points.

Answers

Answer:

Importance includes incraesed awareness to daily environemntal issues , as well as improved responses to environemnatl crises such as climate change.

Explanation:

Education provides a student with the knowldedge and means to understsnd the functioning of env, reduce damage and think of best sustainable strategies

Give 20 statements that fall in the category of correct eating. (HURRY PLEASEEEE.)

Answers

Consume, swallow, drink, sip, gulp, etc

health education helps to be free from fatal diseases. justify with logic

Answers

Answer:

Health education is extremely important so as to prevents an individual from lethal diseases. In the event that we know the sort of food or atmosphere to dodge, at that point we can likewise shield our self from ailments.  

at the point when an individual have experienced any case of disease then one should see a few symptoms and from these manifestations one can realize that what sort of infections is it. Health education assists with realizing that what sort of sickness is it a we should therapy ourselves.  

Typically ailments additionally spread by contact and by having trash close to our homes which turns into the favorable place for infections.   With such education one would know do's and dont's.

So we need to instruct ourselves to keep nature clean and furthermore keep up close to home cleanliness. We ought to have a yearly examination to realize our body better.

why is it important to have multiple layers of skin

Answers

Answer: it important to have multiple layers of skin to provide a waterproof barrier and creates our skin tone.

Explanation:

Is it good to keep your feelings inside instead of tell them?

Answers

It’s always good to talk about your feelings. Most of the time you feel relieved after. :)

Answer:

No, it’s not.

Explanation:

I struggle with this and keep my feelings inside but it’s not healthy you need to talk to a trusted adult or trusted friend about your feelings

1. What is a determinant?

Answers

it’s a scalar value that can be computed from the elements of a square matrix and encodes certain properties of the linear transformation

Answer:In linear algebra, the determinant is a scalar value that can be computed from the elements of a square matrix and encodes certain properties of the linear transformation described by the matrix. The determinant of a matrix A

Explanation:

name two things that pollute the ocean​

Answers

Answer:

plastic bags

food wrappers

Explanation:

these are the two things that pollute the air.

Explanation:

The name two things that pollute the ocean are as follows

dead and decaying material of plants and animals.due to human invention and it's impacts.

What are warning signs that a person may be suffering from anorexia nervosa?

Answers

Some signs that someone could be anorexic is they could be saying that they are not hungry. They could be more tired. If you see them eating they can cut their foods up into little bits to make it look like they are eating more than they are. They could make smooth comments or jokes about their weight in general. Those are a few that I have learned. Another big one is excessive exercising as well.

Explanation:

Physical symptoms-

Sensitivity to cold

Cold hands and feet

Pale, dry skin

Dry and thinning hair

Hair loss on scalp

Brittle nails

Downy hair all over the body (called lanugo), which is the body's effort to conserve heat5

Lightheadedness or loss of balance (may experience fainting)

Low blood pressure and heart rate

Anemic and bruises easily

Extreme weight loss

Muscle loss and weakness

Extreme dehydration

Abdominal pain

Constipation

Loss in bone density

Emotional symptoms-

Determines self-esteem, worth, or attractiveness by appearance and weight

Depression

Strong need for approval

Anxiety

Little motivation to engage in relationships or activities

Easily irritated

Extremely self-critical

Genetics is the most important factor that affects your physical fitness. Please select the best answer from the choices provided. T F

Answers

Answer:

The answer is false. Genetics is not the most important factor that affects your physical fitness.

Genetics is the very crucial factor that affects your physical fitness. The give statement is true.

What is the effect of genetics over physical fitness?

Genetic biostatistics research indicates that variations in DNA sequence influence human variation in activity level, cardiac and respiratory strength and conditioning in the undertrained state, cardiovascular and metabolic rebuttal to exercise training, and attentiveness to regular exercise.

According to a latest analysis, genes can clarify up to 72 percent of the discrepancy in output between people who perform a particular fitness exercise.

ACTN3 and ACE are the most well-studied genes correlated with athletic effectiveness. These genes influence the characteristics of muscle fibers and have been linked to endurance and power.

Thus, the given statement is true.

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What fitness component is counting calories

Answers

Answer:

Food intake

Explanation:

Counting calories is part of the nutritional fitness component.

What is meant by fitness?

The workout is moving about and working up a sweat while raising your heart rate above resting levels. It is crucial for maintaining both physical and mental wellness.

Regular exercise offers a wide range of advantages for the body and mind, whether people choose low-intensity activities like walking or weight training or high-intensity ones like uphill cycling.

Everyday exercise of any intensity is crucial for preventing a variety of illnesses and other health problems. Recent research has revealed that activities like running, cycling, and swimming actually curb hunger by altering the hormone levels that control our feeling of hunger

The underlying biochemical processes, however, that are activated as a result and instruct our bodies to generate less hunger-inducing hormones, have remained unclear.

Therefore, counting calories is a part of the nutrition fitness component.

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air pollutants often cause irritation in the blank system ​

Answers

Answer:

Respiratory system

Explanation:

Your lungs are part of the respiratory system, a group of organs and tissues that work together to help you breathe.

This term means a disease can spread from one person to another.
deadly
O Contagious
chronic
symptoms

Answers

Answer:

Contagious

Explanation:

"Contagious adjective

con·​ta·​gious | \ kən-ˈtā-jəs  \

Definition of contagious

1: transmissible by direct or indirect contact with an infected person

contagious diseases

contagious intestinal illness

contagious skin rash

contagious viruses

2: bearing contagion

contagious people

3: used for contagious diseases

a contagious ward

4: exciting similar emotions or conduct in others

contagious enthusiasm

contagious laughter"

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