Explain why a seesaw is closest in arrangement to a first class lever

Answers

Answer 1

A  seesaw has the fulcrum is between the load and the effort hence it is classified as a first class lever.

What is a lever?

A lever is a simple machine that is composed of a load, fulcrum and effort. There are three classes of lever;

First class leverSecond class leverThird class leverFirst class lever

A first class lever is one in which the fulcrum is between the load and the effort. The seesaw has two arms which may be classified as the load and effort with a pivot in between.

Hence, a seesaw has the fulcrum is between the load and the effort hence it is classified as a first class lever.

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Related Questions

Are there any risk factors for cancer if so what are they?

Answers

aging, tobacco, sun exposure, radiation exposure, chemicals and other substances, some viruses and bacteria, certain hormones, family history of cancer, alcohol, poor diet, lack of physical activity, or being overweight
Some general causes could be :
- Someone in the family who has/had cancer
- Smoking tobacco
- Old age
- Exposure to radiation ( ultraviolet as well)
- Drinking alcohol
- HPV ( Human Papillomavirus)
And I guess there are more risk factors

Write en essay interaction of matter with the soul, of the mind with the brain, of biopsychology with psychology!Helpo me pleaseee psychology

Answers

Answer:

It is possible to describe most psychologists as psychological, behavioural, or cognitive sciences. Many diverse fields are explored by psychologists, including biological foundations, emotional well-being, improvement and growth over time, self and others and possible dysfunctions.  In order to affect human development, they investigate how psychological influences interact with biological and sociocultural factors. In human and social behaviour, psychologists strive to explain not just the role of mental functions, but also the physiological and biological mechanisms that underlie cognitive functions and behaviours. Psychology discusses topics such as vision, cognition, concentration, empathy, phenomenology, motivation, brain functioning, attitude, actions, endurance, and interpersonal interactions with the unconscious mind. The resulting information is then extended to diverse fields of human life, including the complexities of the everyday lives of people and the management of mental illness. Psychology has been identified as a 'hub discipline' because there are similarities to social sciences, natural sciences, medicine, and humanities in psychological study (such as philosophy).

Explanation:

How do you stop someone from having a seizure?

Answers

These are general steps to help someone who is having any type seizure:

1.Stay with the person until the seizure ends and he or she is fully awake. ...

2.Comfort the person and speak calmly.

3.Check to see if the person is wearing a medical bracelet or other emergency information.

5.Keep yourself and other people calm.

Answer:

Explanation:

Here are things you can do to help someone who is having this type of seizure:

Ease the person to the floor.

Turn the person gently onto one side. ...

Clear the area around the person of anything hard or sharp. ...

Put something soft and flat, like a folded jacket, under his or her head.

Please help me
This is timed!

Answers

Answer:

DOMS

Explanation:

it stands for delayed onset muscle soreness which is why it doesn't occur until a day or two after the exercise.

Select the correct answer. Aiden is studying to become a personal trainer. He has to create a workout that includes some or all of the activities listed below. Which activities should Aiden include, and in which order, to create the best possible workout ? cooldown warm-up stretch exercise A. stretch, warm-up, exercise, cooldown B. warm-up, stretch, exercise, cooldown C. stretch, exercise, stretch, cooldown D. warm-up, exercise, cooldown

Answers

Answer:

warm-up, stretch, exercise, cooldown

Explanation:

I got it right on my test.

HURRY PLEASE
Simon needs to learn a number of new vocabulary words to help write an essay for his literature class. Which online note-taking tool would be the most helpful? O an online data storage site electronic flash cards O an electronic notebook O web clipping tools​

Answers

Answer:

B

Explanation:

Answer:

B - Electronic Flash Cards

Explanation:

Edge 2022

What does the phrase "Laughter is the best medicine" mean to anger management?

Being angry is funny.

It is best to laugh at someone who is angry to make them feel better.

Laughing at the situation can help ease the anger you have built up inside.

none of the above

Answers

it’s either c or none of the above

Answer:what I believe in laughter is the best medicine is to laugh over the situation because laughter and comedy brings a rather  dark situation into something other people can laugh and think about.This is so hard to bring into words

Explanation:

65
Select the correct answer.
Which of the following is an extension of the parietal peritoneum?
A.
Greater omentum
B.
Lesser omentum
C.
Falciform ligament
D.
All of the above

Answers

A. The answer is A I’m 99% sure

Extensions include the greater and Lesser omentum, falciform ligament, and peritoneum secrete fluid to lubricate the viscera of the abdomen, hence option D is correct.

What are extensions of the parietal peritoneum?

The mesenteries, omenta, and ligaments that support the abdominal contents are extensions of the peritoneum.

In order to prevent peritonitis, the peritoneum also boosts immunological responses and protects the abdomen from infection. Greater Omentum: The greater omentum is a large, visceral peritoneum fold that hangs from the stomach and resembles an apron.

It has a strong vascular network. It grows from the stomach's larger curvature, lines the intestine, and constricts into the parietal peritoneum.

Therefore, all of the above are correct.

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Real world examples of different types of stimuli

Answers

Answer:

???

Explanation:

what is a stimuli do u mean stimulus?

Answer:

Photoreceptors in the eyes detect changes in light.

Thermoreceptors detect changes in heat.

Baroreceptors detect changes in pressure.

Explanation:

hope it helps

Larissa has a BMI of 30% and a waist measurement of 40. Describe Larissa's body composition, set a reasonable goal for her, and devise a plan to help her accomplish the goal.

Answers

Answer:

Larissa has a high BMI and must lower it.

Explanation:

She could start the FITT exercising methods, and also diet to lower her calorie intake, and increase her calorie removal in exercises, diets, and other ways she finds comfortable.

Larissa's body mass index (BMI) is too high and as such she should adopt the FITT principles, in order to lose weight and burn more calories.

What is body composition?

A body composition can be defined as a measure of the proportion of body fat and non-fat constituents (mass) in a living organism.

Additionally, a good body composition is characterized by a lesser percentage of body fat while the non-fat mass such as organs, bones, and muscle are in a higher percentage.

According to the Centers for Disease Control (CDC) and Prevention, an individual can develop a good body composition in the following ways:

By exercising properly.Eating a well-balanced diet.Regularly checking his or her body mass index (BMI).

In this scenario, Larissa's body mass index (BMI) is too high and as such she should adopt the FITT (frequency, intensity, time, type) principles as a goal, in order to lose weight, reduce her BMI and burn more calories.

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Consider the reflexive response a child might have to touching a hot stove-pulling
their hand away from it before they even have time to understand that touching it
is hurting them. Describe this reflex arc in terms of how it processes along the path.
Your description should cover the following concepts:
• Afferent neuron
Interneuron
• Efferent neuron
• Effector
• Stimulus
• Receptor
• neurotransmitter
Also explain why it's sometimes important to have a reflex pathway like this as
opposed to a more intellectual measured process.

Answers

A skin receptor senses a stimulus (the change in temperature). An Afferent neuron delivers electrical signals to a Efferent neuron in the CNS's spinal cord. Sensory neurons are linked to motor neurons through relay neurons. An effector receives electrical signals from a motor neuron. The effector causes a reaction (muscle contracts to move the hand away). All of these communications is made possible by the Interneurons.

Organisms may change and overcome reflex actions, but this requires the use of the brain and must be learned. Keeping hold of a heated object, for example, necessitates sending a nerve impulse to the motor neuron of the reflex arc, which interferes with the typical reflex response of dropping the thing. These also work hand in hand with neurotransmitters.

What is a reflex arc?

A reflex, also known as a reflex action, is a spontaneous, unplanned sequence of action that occurs in reaction to stimuli.

A reflex is enabled through neuronal pathways known as reflex arcs, which can respond on an impulse before it reaches the brain.

It is important to have a reflex pathway like the one described above because that is the body's defense system against external elements that have the capacity to harm us.

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Value: 1
The muscle that contracts to cause a joint to bend is called the

Answers

Answer:

flexor

Explanation:

Hope that helps

A lab technician is observing and counting the white blood cells of a patient. What type of cancer is the technician most
likely looking for?
leukemia
chondrosarcoma
CNS cancers
myeloma

Answers

Answer:

The answer to your question is A. leukemia

Explanation:

Lukemia is a cancer the technician most likely looking for.

What is Lukemia?

Cancers of the blood cells are collectively referred to as leukemia. The type of blood cell that develops into cancer and how rapidly or slowly it grows determine the type of leukemia.

Leukemia is the most frequent malignancy in children under the age of 15, yet it also most frequently affects adults over the age of 55.

leukemia is thought to occur when some blood cells acquire changes (mutations) in their genetic material or DNA. A cell's DNA contains the instructions that tell a cell what to do.

Therefore, Lukemia is a cancer the technician most likely looking for.

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Huge test, please help.
Central Medical Hospital uses a computer system to maintain patient records. Seaside Pharmacy shares certain
patient information with the hospital, including patient names and medical history. The pharmacy uses a different
computer system, but the data is unaltered when it is updated by employees in either facility. Which term best
describes the scenario?
hybrid health records
O source-oriented format
O interoperability
O intranet

Answers

Answer:

interoperability

explanation: i got it right on the test

Answer:

C). Interoperability

Explanation:

What is the leading cause of death for Adolescents?

Answers

Answer:

Accidents or unintended injury/death is one of the leading causes Explanation:

How do all 6 dimensions of health relate to cancer

Answers

wellness: emotional, occupational, physical, social, intellectual, and spiritual.
Emotions, occupational, physical, social, intellectual, and spiritual.

lesson 1 : infectious and noninfectious diseases.
1. Strep Throat
2. A Fungus
3. Sharing food or drink with an infected person.
4. Food Poisoning
5. Include genetic diseases
6.True
7. True
just took the test. 100%

Answers

Answer:

Is this an question...? I think you accidently put an answer as a question.

But congrats on getting an 100% on your test!

factors that contributed to the rise of Afrikaner Nationalism between 1930 -1948​

Answers

Answer:

???

Explanation:

What is the largest organ in the body? the eye the brain the hean the skin​

Answers

the skin is the larger organ

What is the difference between prescription drugs and over the counter medication?

Answers

Answer:

potency

Explanation:

and you can't buy them at a store either

You need permission from a doctor to get prescription drugs but for over the counter drugs you dont need permission

Which set of terms below would be the best choice to use to describe the components of blood?

Answers

Answer:

I think it is platelets, plasma, erythrocytes, leukocytes.

Explanation:

Which is the best example of an employee resource?

A. Your parents who work in retail.

B. This course

C. Your school friends

D. The Internet.

Answers

Honestly don’t know it’s between A or B I think

Answer:

A

Explanation:

because we should make them happy to pick what job they say

When escaping domestic violence, which steps are part of the decision-making process? Select three options.
Call a support line.
Make a decision about whether to stay or go.
Review the decision and its consequences.
Explain the reasoning behind leaving to the abuser.
Consider the pros and cons of leaving the situation.

Answers

call a support line
make a decision about whether to stay or go
review the decision and it’s consequences
The answers are B, C, and E

2. A condition characterized by a decrease in bone density, producing
porous and fragile bones is called: *

Answers

Answer:

osteoporosis

Explanation:

Answer:

the answer is Osteoporosis

Explanation:

Do you feel this fitness assessment is an accurate reflection of your current fitness level? Why or why not?


plz help brainlist
5.5 1 heart

Answers

Answer:

Assess current fitness levels; Help develop and establish a fitness program; Identify ... How healthy your heart is; How strong you are today; Your flexibility ... Bioelectrical Impedance

Explanation:

To Find Your Strengths And Weaks And Your Results Is Your Current Fitness Level Because Determines Your Abilities

What can be known about this situation? Chemicals A and B form an endothermic reaction, and chemicals C and D form an exothermic reaction. Chemicals A and B form an exothermic reaction, and chemicals C and D form an endothermic reaction. Chemicals A and C form an endothermic reaction, and chemicals B and D form an exothermic reaction. Chemicals A and B form an exothermic reaction, and chemicals B and D form an endothermic reaction.

Answers

Answer:

A.

Explanation:

TRUST ME ON THIS IT'S RIGHT :D

Answer:Chemicals A and B form an endothermic reaction, and chemicals C and D form an exothermic reaction

Explanation:

Drug used to fight a vitamin B12 deficiency?

O hemostatic agents
O cyanocobalamin
O antihistamines
O anticoagulants

Answers

Answer:

cyanocobalamin.

Explanation:

describe the importance of using protective equipment when participating in sports or physical activity ​

Answers

Answer:

It is important to use protective equipment when participating in sports or physical activity because it prevents you from getting injured.

Explanation:

Sports Equipment serve as an engine of progress that stimulates effective participation in sporting activities. Sports equipment are used for safety and preventing injury.

What are Sports equipment?

Sports equipment is used to prevent the common injuries that can occur during each sports. Wearing sports equipment is an important step before playing any sports. The protective equipment does not completely eliminate the chance for injury, however it does significantly reduce the risk of getting injury.

Protective equipment that can be used in sports activities may include helmets, protective eyewear, mouth guards, face protection, jock straps, life jackets, safety mats, pads and guards, protective footwear and padded flame resistant pressure suits for motorcyclists and motor cross participants.

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What’s the best way to organize/make a routine and journal daily? Any benefiting things I should I add to my everyday schedule?

Answers

Answer: One of the best ways to organize yourself in your day to day is to detail the activities to be carried out during the three moments of the day.

Explanation: You can divide your day into three moments: morning, afternoon, and night. In the morning, afternoon, and night you write down the activities to be done and the time it may take. This will help you to have an order and to focus on what you have to do since you have a stipulated time.

Dividing the activities into three times of the day will help you distribute the load and avoid developing anxiety or fatigue due to exhaustion. While it is true that order is important, so is rest.

The hammer, anvil, and stirrup mainly quiets the vibrations of the sound waves. True False​

Answers

Answer: False

Explanation: I hope this is right, I did some research >.<

The Ossicles give the eardrum a mechanical advantage via lever action and a reduction in the area of force distribution; the resulting vibrations are stronger but move less far. This allows more efficient coupling than if the sound waves were transmitted directly from the outer ear to the oval window.

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is 6 classified as an integer? What was the result of the U.S.'spurchase of the Louisiana Territory?A.Spain regained control of Texas B. Mexico lost control of Texas C. France shared a border with TexasD. The U.S. and Texas shared a border A crest is created when the genes that work to produce feather growth around the neck cause A.the normal feathers to fail to grow creating a blank area that fails in with downy feathers.B.the feathers to twist as they grow creating the fluffy crest.C.the feathers to grow under the skin producing a lumpy ridge called a crest.D.the feathers to grow backwards pushing upward instead of smoothly lying down.PLEASE HELP ME!!!!!!!! She was a black ocean, leaping and wide, Welling and swelling she bore in the tide. Leaving behind nights of terror and fear She rose.What kind of figurative language is used in the poem above? dave is painting a fence in his uncle's yard he painted 2 sections of the fence in 30 minutes Dave has 9 sections to paint. if Dave paints at the same rate how many minutes will it take him to finish fastest person to answer this gets 50 points and btw pls help Look at the system of equations in the box atthe right. Kevin stated that the equations in this systemhave the same slope, so there will be infinitely manysolutions. Does Kevin's statement make sense? Can Somone please help me i give you 20 points for the correct answer please help me. which two values of x are roots of the polynomial below 4x^2-6x+1 5A power nailer that carries nails in a round canister is called a coil-fednailer.TrueFalse A deposit of 10,000 offering a 6%annual rate would pay how much interest over a six month period? If the Sun, Earth, and Moon are lined up as shown above, then the Earth would have...Neap tide, in which there are almost no tidesSpring tides, in which there is almost no tidesSpring Tides, in which the high tides are extremely high and the low tides are extremely lowNeap tides, in which there are very high and very low tides a ball of mass 100g traveling with a velocity of 10ms-1collides with another ball of mass 400g moving at 50ms-1 in the same direction . if they stick together , what will be their common velocity Government patent regulations specify that investors will maintain exclusive legal rights for how long Select the correct answer.How does a reader identify the tone of a text?A. by understanding how a text uses personal experiences to communicate with its audienceB. by examining the author's personal background and life experiencesc. by examining a text's word choice and details and the effect they have on the audienceD. by reading other texts written by the same author of the text in question Use the graph below to graph the system of inequalities. Be sure to include your shading.y> -2x + 5 How many states in Unites States of America Marijuana Has been Fully Legal? 3a + 10 4q + 7a 4q 6. (02.04 HC)A random sample of online makeup tutorial videos and sales of makeup was measured, and the computer output for regression was obtained: Coefficients Standard Error t Stat P-valueIntercept 7.567857143 0.426240686 17.7549 1.04E-05Makeup Tutorial Videos 0.917857143 0.028166777 32.58652 5.11E-07R-sq. = 99.53% R-sq. (adj) = 99.44%Part A: Use the computer output to determine the LSRL. Identify all the variables used in the equation. (3 points)Part B: What proportion of the variation in makeup sales is explained by its linear relationship to makeup tutorial videos? Explain. (4 points)Part C: Determine if increased makeup sales were caused by online makeup tutorial videos. Explain your reasoning. (3 points) How is a Food Web different than a Food Chain?Provide an example of a Food Chain.