what is an example of a compressional wave?
Answers
Answer:
The wave front expanding out from an explosion is possibly the most dynamic example of a compressional wave. And a pulse of compressed air can transfer a LOT of energy. ... For a literal "compression wave" visualize accelerating a boat across the water, compressing the water it encounters into a "bow wave".
Sound is an illustration of a compressional wave. Mechanical waves like sound waves need a medium to travel through, such air, water, or solids.
A sound wave undergoes compressions and rarefactions as it passes through a medium.
Particles in the medium move parallel to the wave's propagation direction during a compressional wave.
When particles are close to one another, compression regions arise in the case of sound waves, creating high-pressure zones.
Following these compressed zones are rarefactions, when the particles are dispersed and low-pressure areas develop.
Thus, sound is an example of a compressional wave.
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Related Questions
Which statement about the heliocentric theory is correct?
1. Heliocentric theory is a set of testable explanations describing the Sun as being the center of the solar system.Heliocentric theory is a set of testable explanations describing the Sun as being the center of the solar system. , ,
2. Heliocentric theory is a set of guesses describing the Sun as being the center of the solar system.Heliocentric theory is a set of guesses describing the Sun as being the center of the solar system. , ,
3. Heliocentric theory is a set of predictions describing the Sun as being the center of the solar system.Heliocentric theory is a set of predictions describing the Sun as being the center of the solar system. , ,
4. Heliocentric theory is a set of laws that describe the Sun as being the center of the solar system.
Answers
Answer:
4 should be right
Explanation:
Heliocentric theory is a set of laws that describe the Sun as being the center of the solar system. The correct option is 4.
What is Heliocentric theory?The planets in a heliocentric system relate around a fixed sun. Mercury, Venus, the Earth, Mars, Jupiter, as well as Saturn all orbit the sun.
The moon is the only celestial sphere in this system that revolves around the earth as well as the sun.
Heliocentrism is an astrophysical model in which the Sun is assumed to be at or near the center of the solar system or the universe, with the Earth and other bodies revolving around it.
It aided in the advancement and precision of astronomical tools, both physical and mathematical, and altered scientists' understanding of the design of our solar system.
Thus, the correct option is 4.
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based on Newtown law does gravity increase
Answers
Answer:
So as the mass of either object increases, the force of gravitational attraction between them also increases. If the mass of one of the objects is doubled, then the force of gravity between them is doubled. If the mass of one of the objects is tripled, then the force of gravity between them is tripled.
The work input = _____.
F i ÷ d i
F o ÷ d o
F o × d o
F i × d i
Answers
The work input = Fi × di
How to solve for work input?To solve for work input, you need to know the force acting on an object and the distance it moves in the direction of the force. Work input is defined as the product of force and distance, given by the formula:
Work Input = Force × Distance × cosθ
Where θ is the angle between the force vector and the direction of motion. If the force is applied in the direction of motion, then θ = 0 and cosθ = 1, so the formula simplifies to:
Work Input = Force × Distance
For example, if you are pushing a box with a force of 50 newtons over a distance of 10 meters, the work input would be:
Work Input = 50 N × 10 m × cos(0°) = 500 Joules
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Answer: F i × d i
Explanation:
List three evidences that show that the Bible is the Word of God.
Answers
Answer:1.God tells us that He is the Author (2 Peter 1:20-21 Open in Logos Bible Software (if available) & 2 Timothy 3:15-17 Open in Logos Bible Software (if available))
1.The Old Testament and New Testament Authors understood they were writing the Word of God. Common Old Testament phrase – “Thus saith the Lord”. The Apostle Peter confirmed the Apostle Paul’s writings as Scripture (2 Peter 3:16)
3.Its Historical Accuracy – as verified by archeology, which has never contradicted the Bible, but only confirms and silences its critics.
Explanation:
Answer:
Many people question who the author of the Bible is and wonder if the Bible is really the Word of God. I want to give you five reasons to affirm that the Bible is God's Word.
The Word of God: Evidence that Scripture is Divine
First, I believe the Bible is the Word of God because of its scientific accuracy. The Truth of the Word of God tells us that God “hangeth the earth upon nothing” (Job 26:7). How did Job know that the earth hung in space before the age of modern astronomy and space travel? The Holy Spirit told him. The scientists of Isaiah’s day didn’t know the topography of the earth, but Isaiah said, “It is [God] that sitteth upon the circle of the earth” (Isaiah 40:22). The word for “circle” here means a globe or sphere. How did Isaiah know that God says upon the circle of the earth? By divine inspiration.
Secondly, the Bible is affirmed through historical accuracy. Do you remember the story about the handwriting on the wall that is found in the fifth chapter of Daniel? Belshazzar hosted a feast with a thousand of his lords and ladies. Suddenly, a gruesome hand appeared out of nowhere and began to write on a wall. The king was disturbed and asked for someone to interpret the writing. Daniel was found and gave the interpretation. After the interpretation, “Then commanded Belshazzar, and they clothed Daniel with scarlet, and put a chain of gold about his neck, and made a proclamation concerning him, that he should be the third ruler in the kingdom.” (Daniel 5:29). Basing their opinion on Babylonian records, the historians claim this never happened. According to the records, the last king of Babylon was not Belshazzar, but a man named Nabonidas. And so, they said, the Bible is in error. There wasn’t a record of a king named Belshazzar. Well, the spades of archeologists continued to do their work. In 1853, an inscription was found on a cornerstone of a temple built by Nabonidas, to the god Ur, which read: “May I, Nabonidas, king of Babylon, not sin against thee. And may reverence for thee dwell in the heart of Belshazzar, my first-born favorite son.” From other inscriptions, it was learned that Belshazzar and Nabonidas were co-regents. Nabonidas traveled while Belshazzar stayed home to run the kingdom. Now that we know that Belshazzar and Nabonidas were co-regents, it makes sense that Belshazzar would say that Daniel would be the third ruler. What a marvelous nugget of truth tucked away in the Word of God!
Explanation:
A meteor falls toward Earth's surface. Given that the acceleration due to
gravity is 9.8 m/s^2, what is the meteor's potential energy if it has a mass of 10
kg at an altitude of 400 m?
O A. 408 J
O B. 7,840,000 J
O C. 2J
O D. 39,200 J
Answers
Answer:
39,200J
Explanation:
just took the test
The meteor's potential energy if it has a mass of 10kg at an altitude of 400 m will be 39200 J
What is potential energy ?Potential Energy that depend upon the relative position of various parts of system . It is an energy possessed by an object by virtue of its position or configuration.
mass(m) = 10kg
g (acceleration due to gravity) = 9.8m/s^2
altitude(height (h)) = 400m
Meteor's Potential energy = m * g * h
= 10 * 9.8 * 400 = 39200 J
correct option will be a) 39200 J
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What was the largest group in the colonies in the year leading up to the American revoulation
Answers
Help Please. Me don't understand
Answers
Answer:
b
Explanation:
It will aplly equal force
Answer:
it should be B
Explanation:
How does the agricultural activity most likely affect the surface water of the area?
Answers
Answer:
Agriculture has been the cause of significant modification of landscapes throughout the world. Tillage of land changes the infiltration and runoff characteristics of the land surface, which affects recharge to ground water, delivery of water and sediment to surface-water bodies, and evapotranspiration.
Explanation:
10PTS+BRAINLIEST: does oxidation break down some rocks, or only some?
Answers
Answer: I say all,
Oxidation is the reaction of rock minerals with oxygen, thus changing the mineral composition of the rock. When minerals in rock oxidize, they become less resistant to weathering. Iron, a commonly known mineral, becomes red or rust colored when oxidized. As rust expands, it weakens rock and helps break it apart.
help me again I am hopeless
Answers
the answer will be a or d
Explanation:
I'm not sure yet
Based on what you know about how light travels, explain why
you can't see the back of your own head without using a mirror,
camera or other device.
Answers
Huan wants to enter the science fair at his school. He has a list of ideas for his project. Which questions could be answered through scientific investigation? Check all that apply. Does pressure have an effect on the solubility of a substance? Which physicist was the smartest? Is the information on the periodic table difficult to understand? Which brand of soap is the best for cleaning grease off of dishes? Which laboratory experiment is the most fun to perform?
Answers
The fishing pole shown here is an example of a lever. Which statement describes the fishing pole's mechanical advantage?
Answers
Answer:
Explanation:
The person will exert a much larger force to take a fish out of the water than the fish itself weighs. The advantage of the fishing pole, however, is that it moves the fish a large distance, from the water to the boat or the shore.
Someone places a spoon in hot water. The spoon remains in the water till the water becomes room temperature, what temperature is the spoon handle?
Answers
Answer: Room temperature
Explanation: it makes sense (sorry if its wrong)
What unit do you measure time in to determine the speed of an object?
Celsius
Grams
Kilometers
Seconds
Answers
Answer:
Seconds
Explanation:
Seconds are used most in physics, biology and chemistry to either determine the speed of ano object or in this case for biology and chemistry used to measure rate of reaction
An electric motor transforms potential energy into mechanical energy.
True or false
Answers
Answer: true
Explanation:
Britney suspended a bar magnet and tried to check if thin iron clips would hang from it. He kept hanging them one after another, till no more pins would hang. He tried it at 5 places as shown in the figure.
Britney made the following conclusions from the experiment.
1. The magnetic attraction is powerful at the poles and weaker as we go towards the centre.
2. A bar magnet when freely suspended, always points towards the NS direction.
3. Between P and Q and between S and T, the magnet will not attract any iron clips.
4. All the pins shown in the figure behave like magnets.
Which of these are VALID conclusions?
Answers
Answer:the answer is 1
Explanation:
Because the force is weaker in the middle of the magnet and halfway between the pole and the center.
What is methanol? What is it made from?
Answers
As you know bone marrow makes red blood cells, white blood cells, and platelets and as you grow it begins to store fat. What do you think a bone marrow transplant will allow the recipient to do?
Answers
Answer: A bone marrow transplant can allow the recipient to produce healthy blood cells if their own bone marrow is damaged or not functioning properly.
Electric field lines point from positive charges to negative charges. A. True B. False
Answers
Answer: A
Explanation:
Answer: True
Explanation: I just took the quiz.
Soil classification is partially determined by the presence of organic material, such as humus. Which would have more humus—a desert or a forest—and why? Check all that apply.
a forest because it has more trees to provide plant litter
a desert because it has soil with a larger particle size
a forest because it has more animals to mix the soil
a forest because the trees prevent rain from reaching the soil
a desert because the dry air decomposes plant litter
Answers
a desert because it has soil with a larger particle size. Hence option B is correct. Hence option B is correct.
What is Dessert ?Dessert is the final course of a meal. The dish includes sweet snacks like sweets and sometimes a beverage like dessert wine or liqueur. There is no tradition of a dessert course to finish a dinner in several regions of the world, such as Greece and West Africa, and in most parts of China.
Desserts include biscuits, cakes, cookies, custards, gelatins, ice creams, pastries, pies, puddings, macaroons, sweet soups, tarts, and fruit salad. Fruit is also typically seen in dessert courses due to its inherent sweetness. Desserts are made in certain cultures by sweetening savoury dishes. In the 18th and 19th centuries, when refined sugar and wheat were widely available and ostentation and artifice were desired, the dessert course achieved its pinnacle in the feasts of the European courts. Numerous creams, tarts, fruits, cakes, pastries, puddings, jellies, and meringues were given on tables decorated with flowers and architectural fancies made of sugar and pastry.
Hence option B is correct.
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Answer: The answers are a & c.
Explanation: I just did it
i know nothing about basketball, pleas help. List one type of shot. Tell me about this shot.
Answers
Answer: A half court shot
Explanation: A half court shot is when you go the the half of a court a shoot a basketball into the hoop.
Explanation: it is a shot with the ball thrown in the basketball hoop on the side of the court closest to the hoop.
Differences expensive and cheap physical models in science please help me I will give 30points
Answers
Answer:
The differences between expensive and cheap physical models in science are quality.
Explanation:
This is because cheap models prone to brake and may not be accurate! Expensive models are more sturdy and they are also more accurate to!
Compare and contrast similarities and differences between mechanical waves and electromagnetic waves.
Answers
Answer:
Electromagnetic waves are waves that have no medium to travel whereas mechanical waves need a medium for its transmission. Electromagnetic waves travel in a vacuum whereas mechanical waves do not. While an electromagnetic wave is called just a disturbance, a mechanical wave is considered a periodic disturbance.
Explanation:
sorry if wronggggggggggggggggggg
What are the four forms of matter that waves can travel through?
Answers
Answer:
It can be a solid, liquid, gas,plasma,etc. When waves travel through a medium, the particles of the medium are not carried along with the wave.For example, water waves have to travel in water. Sound waves need a solid, a liquid or a gas to travel in.
The four states of matter are gas, liquid, solid and plasma. Waves can travel through all these states of matter but by different transfer modes.
What are waves?Waves are energy transfer through matter. There are two types of waves namely, mechanical waves and electromagnetic waves. Mechanical waves can travel through a medium only whereas, electromagnetic waves can travel through vacuum also.
The four states of matter are liquid , gas , solid and plasma. All of these states are allotting waves to pass through. Through solids the energy is transferred by conduction. and in gases and liquids, convection is the mode for energy transfer.
Only electromagnetic waves can pass through plasma state of matter. When the frequency of the waves is greater than the plasma frequency, then electromagnetic waves can pass through it.
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Explore the intricacies and conceptual challenges of the Holographic Principle in the context of the AdS/CFT correspondence. Investigate the fundamental ideas behind the holographic duality proposed by Juan Maldacena, which suggests an equivalence between a higher-dimensional gravitational theory and a lower-dimensional quantum field theory. Analyze the mathematical foundations and implications of this principle, including the idea that all the information contained within a region of space can be encoded on its boundary. Assess the potential revolutionary impact of the Holographic Principle on our understanding of quantum gravity, black holes, and the nature of spacetime itself.
Answers
Answer:
The Holographic Principle, proposed by physicist Gerard 't Hooft and further developed by Juan Maldacena, is a fascinating concept in theoretical physics that has sparked significant interest and research. In the context of the AdS/CFT correspondence, it suggests that a gravitational theory in a higher-dimensional space can be mathematically equivalent to a quantum field theory in a lower-dimensional space.
At the heart of the Holographic Principle is the idea that the information and dynamics of a higher-dimensional theory can be fully captured by its boundary, implying that the entire bulk can be "holographically" encoded on the boundary. This concept challenges our conventional understanding of the relationship between space, gravity, and quantum mechanics.
The holographic duality proposed by Maldacena specifically relates a gravitational theory in Anti-de Sitter space (AdS) with a conformal field theory (CFT) in one fewer dimension. In this correspondence, the gravitational theory describes a curved space-time with gravity, while the CFT is a quantum field theory without gravity but living on the boundary of the AdS space. The holographic duality suggests that the two theories are mathematically equivalent and provide equivalent descriptions of the same physical phenomena.
The mathematical foundations of the AdS/CFT correspondence involve advanced concepts from string theory and quantum field theory. String theory postulates that fundamental particles are not point-like entities but rather tiny vibrating strings. By considering these strings propagating in a higher-dimensional space, theorists discovered that they naturally give rise to gravity. The holographic duality emerged as a surprising consequence of studying string theory in the AdS space.
The implications of the Holographic Principle are profound. First and foremost, it suggests a deep connection between gravity and quantum mechanics, two fundamental pillars of modern physics that have been notoriously difficult to reconcile. The holographic duality provides a framework to study strongly interacting quantum systems in terms of gravity, enabling insights into the nature of black holes, the behavior of matter in extreme conditions, and other phenomena that are challenging to analyze using traditional methods.
The Holographic Principle also has potential implications for our understanding of black holes. It proposes that the information that falls into a black hole is not destroyed, as suggested by the Hawking radiation phenomenon, but rather encoded on its event horizon. This idea, known as the "holographic encoding of information," has stirred intense debates and ongoing research in the field of black hole information paradox.
Furthermore, the Holographic Principle challenges our traditional notions of spacetime. It suggests that spacetime, as we perceive it, might emerge as an approximation or an emergent property from a more fundamental description involving quantum information. This notion aligns with the concept of "entanglement entropy," which measures the entanglement between quantum states and has been linked to the geometry of spacetime.
The potential revolutionary impact of the Holographic Principle lies in its potential to provide a unified framework for understanding quantum gravity and resolving long-standing mysteries in theoretical physics. It opens new avenues for studying the nature of black holes, the behavior of matter in extreme conditions, and the fundamental structure of the universe. However, it is important to note that the Holographic Principle is still an area of active research, and many aspects of its implications and applications continue to be explored and refined by physicists.
Select all the correct answers.
Copper is listed in the 29th position in the periodic table. It’s used for conducting electricity. What is copper?
a metal
a metalloid
a nonmetal
a noble gas
an element
Answers
Answer: The answer to your question is. A- copper is a metal. Destroyed Europe--the ape is representing Germany and he has taken a lady (representing liberty)
Explanation:
Answer:A metal and a element
Explanation:
how does a free fall drop ride work with newtons 3rd law?
Answers
Answer:
A falling object is in free fall when the only force acting on the force is gravity.
Explanation:
Because the only force acting on you is gravity, the scale no longer is pushing your cart up. Or in other words - your no longer pushing down onto the scale.
This is a science question
Answers
The air currents across the continents would determine the distribution of the air.
What are air currents?Air currents across the continents are primarily driven by temperature differences and the rotation of the Earth. The warm air near the equator rises and flows towards the poles, while the cooler air near the poles sinks and flows towards the equator.
This creates large-scale circulation patterns known as Hadley cells, Ferrell cells, and Polar cells. These cells are responsible for the trade winds, westerlies, and easterlies, respectively. Additionally, there are also local winds caused by differences in terrain, such as sea breezes and valley breezes.
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Create a story of a “day in the life of a water drop”. Your story should be creative and include all 6 steps in the water cycle. You can share your story through, writing (1 paragraph per part of the cycle), drawing, animation, or a multimedia presentation.
Answers
Answer: Once upon a time the clouds were coming together for a family meeting. One uncle cloudy got mad at his brother and started a rumble. As he got angrier and angrier the clouds started to shake. Later down below in humans vile a storm started to form. And that was the day a rain drop was born. :)
Explanation: