V = â(3kT/m) , dengan m menyatakan massa .. partikel gas

The tendency of people to judge the most well-known alternative higher in value is referred to as the mere exposure effect.

Mere exposure is a psychological phenomenon in which individuals prefer stimuli that they have previously encountered over those that are unfamiliar. It implies that simply seeing something multiple times is sufficient to increase one's preference for it.

The phenomenon occurs as a result of a person's lack of familiarity with an object, which leads to a lack of trust in the object. According to the mere exposure hypothesis, this uncertainty is reduced as the object is encountered multiple times.The mere exposure effect is a powerful effect that has been demonstrated in a variety of studies. It may also be seen in both real-life and experimental settings. It has implications for branding, marketing, and advertising, among other things. For example, the more an individual sees a brand's logo, the more likely they are to prefer it.

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Answer:

I think D am not pretty show

Answer:

(Question 1) How are acids and protons related?

(Answer) An acid can donate protons to a base when they react.

(Question 2 )Which statement best describes the difference between a substance with a pH of 3.0 and a substance with a pH of 6.0?

(Answer) The substance with the lower pH has 1,000 times as many hydrogen ions per volume of water.

(Question 3) {HCI + H2O ---> CI-+H30+ } Which statement about the reaction is correct?

(Answer) HCl is an acid, and Cl– is its conjugate base.

(Question 4) Which pattern in electronegativity do elements in the periodic table display?

(Answer) Electronegativity increases from left to right within a row of the periodic table.

(Question 5) Which option correctly shows the concentration of H3O+ ions in pure water?

(Answer) 1.0 × 10-7 mol/L

Explanation:

I just finished the quick, enjoy UwU.

Answer: The correct answer is A.

Explanation:

Group 1 of the periodic table consists of elements that share similar properties and have 2 electrons in their outer shells. These elements are known as the alkali metals. They include elements such as lithium (Li), sodium (Na), potassium (K), and so on, all of which have a single electron in their outermost shell.

The statement that is true is that; nuclear fission is used to produce electric power in nuclear reactors.

We know that a fission reaction has to do with a kind of reaction in which a radioactive nucleus is bombarded by the use of a particle and then there is the disintegration of the atomic nucleus in order to produce energy.

This has been one of the ways by which we can be able to generate electricity in several power plants across the world. The loss in the mass of the reactants is the equivalent of the energy produced.

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A radio wave travels at the speed of light, which is equal to approximately 300,000 km/s.

So, to travel a distance of 998.25 km, the time needed is:

Therefore the time required is approximately 3327.5 microseconds.

The angular acceleration of the potter's wheel is 0.067 rad/s².

The given parameters:

The angular acceleration of the potter's wheel is calculated as follows;

\(\alpha = \frac{\Delta \omega }{t} \\\\\alpha = (0.4\ rev/s \times \frac{2 \pi \ rad}{1 \ rev} ) \times \frac{1}{37.5 \ s} \\\\\alpha = 0.067 \ rad/s^2\)

Thus, the angular acceleration of the potter's wheel is 0.067 rad/s².

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Answer:

negative charge

Explanation:

On an atomic scale, those are called "ions", and negatively charged ions are called anions.

This is an example of an inelastic collision. In an inelastic collision, some of the initial kinetic energy is lost, and the objects move away from each other with a reduced speed, as is the case here.

Collision is the physical contact between objects, causing them to interact and exchange energy. This can occur when two or more objects come into contact with each other while moving at different speeds. Collisions can be elastic or inelastic, depending on the type and amount of energy lost in the interaction. Elastic collisions are those in which the total kinetic energy of the objects is the same before and after the collision, while in inelastic collisions some energy is lost in the form of heat, sound, or other forms of energy.

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Emmy, the trapeze artist, performs an impressive aerial act, demonstrating both skill and agility. As she flies through the air, her arms and legs are outstretched, providing stability and balance during her flight.

In the midst of her performance, she begins tumbling head over heels, a maneuver that showcases her exceptional athleticism and control. As she rotates, she pulls her limbs in closer to her body, reducing her moment of inertia.

This action allows her to increase her rotational speed, following the principle of conservation of angular momentum. Through these movements, Emmy captivates her audience with a thrilling and visually stunning display of acrobatics.

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Answer:

inhibitor

Explanation:

Inhibitors slow down chemical reactions. Inhibitors slow down or stop the activity of an enzyme.

Answer:

Its D

Merry Christmas!!!!

Explanation:

Also I got this question right I had it for an assignment

We have that the see-saw will be balance if a weight of \(x=15kg\) is added to Nural's side of the see-saw

\(x=15kg\)

From the Question we are told that

Wan’s mass is \(M_w=45 kg\)

Nurul’s mass is \(M_n= 30 kg.\)

Generally

The Will be balance when the weight on both sides of the see-saw are equal

\(M_w=M_n+x\)

\(45=30+x\)

\(x=45-30\)

\(x=15kg\)

In conclusion

The see-saw will be balance if a weight of \(x=15kg\) is added to Nural's side of the see-saw

\(x=15kg\)

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Answer:

34800N

Explanation:

weight = mass × gravitational field strength

w=mg

w= 3480×10. (Gravitational field strength is constant at the value of 10)

w=34800N

Answer:

ok so

Explanation:

1.) 1 hour

2.) 14 years old

3.)

24 years old

4.) you are

Answer:

v = 4.79 10³ m / s

Explanation:

For this exercise we will use the universal law of gravitation and Newton's second law

          F = G M m / r²

where G is the gravitational constant, m the mass of the satellite, M the mass of the Earth, r the distance from the center of the planet to the satellite

           F = m a

since the satellite has a circular path, the acceleration is centripetal

          a = v² / r

we substitute

          G M m / r² = m v² / r

           G M / r = v²

We calculate

          v² = 6.67 10⁻¹¹ 5.98 10²⁴ / 6.96 10⁶

          v = √ (22.94 10⁶)

          v = 4.79 10³ m / s

Answer:

7570 m/s

Explanation:

take the square root of: 6.67E-11× 5.98E24/6.96E6

Answer:

Well if they playing a game like that

Alice is weightless because she is in free fall.

Free-fall occurs when an object is experiencing the force of gravity but is not experiencing any other forces, such as air resistance. Because Alice is in a spacecraft, air resistance is not a factor, so she is essentially in a vacuum.

When an object is in a vacuum, the only force acting upon it is gravity. Therefore, Alice is in free fall and is experiencing weightlessness. This is in contrast to you, who is experiencing 1g of acceleration due to the force of the engine of your spacecraft.

This force is greater than the force of gravity, so you are not in free fall, and thus you are feeling the effects of the gravitational field.

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Answer:

a teeter-toter, a car jack and a crowbar

The centripetal force experienced by the towel is 55 N.

The given parameters;

The centripetal force experienced by the towel spinning along the walls of the drum is calculated as follows;

Fc = mrω²

where;

Fc is the centripetal force

ω is angular speed in rad/s

The angular speed in rad/s is calculate as;

\(\omega = \frac{200 \ rev}{\min} \times \frac{2\pi \ rad}{1 \ rev} \times \frac{1\min}{60 \ s} \\\\\omega = 20.95 \ rad/s\)

The centripetal force experienced by the towel is calculated as;

\(F_c = mr\omega ^2\\\\F_c = 0.25 \times 0.5 \times (20.95)^2\\\\F_c = 54.9 \ N \ \approx 55 \ N\)

Thus, the centripetal force experienced by the towel is 55 N.

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True. Mapping the Milky Way galaxy in optical wavelength is indeed challenging due to the presence of dust in the disk. This dust absorbs and scatters the optical light, making it difficult for astronomers to observe and map the galaxy.

The Milky Way is a spiral galaxy that consists of a central bulge, a thin disk, and a halo. The disk is where most of the galaxy's stars and gas are located, and it is also where the dust is most abundant. The dust is made up of tiny particles that scatter and absorb light, creating a haze that obstructs our view of the galaxy.

To overcome this challenge, astronomers use infrared and radio wavelengths to map the Milky Way. Infrared light can penetrate the dust and reveal the structures and features of the galaxy that are hidden from optical observations. Radio waves are also able to pass through the dust and reveal the distribution of gas in the Milky Way.

In conclusion, mapping the Milky Way galaxy in optical wavelength is difficult because of the presence of dust in the disk. However, astronomers have developed techniques to overcome this challenge by using alternative wavelengths such as infrared and radio waves to map the galaxy.

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The most effective way for the teacher to informally assess the class's ability to differentiate between longitudinal and transverse wave behavior would be to use a hands-on activity where students create and observe both types of waves.

For example, the teacher could provide slinkies and have students create longitudinal waves by stretching and compressing the slinky, and transverse waves by shaking the slinky side to side. The teacher could then ask students to identify which type of wave behavior they observed.

This type of activity engages students in a kinesthetic learning experience that allows them to physically create and observe both types of waves, making it easier for them to differentiate between the two.

Additionally, this type of informal assessment allows the teacher to observe individual student understanding and provide immediate feedback.

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In conclusion, the experiment aimed to determine the acceleration due to gravity by measuring the period of a simple pendulum. The experiment was performed by measuring the length of the pendulum and recording the time for 10 oscillations. The data was then used to calculate the average period and subsequently, the acceleration due to gravity using the formula: g = (4π²L)/T².

Based on the results obtained, the acceleration due to gravity was found to be (9.79 ± 0.06) m/s², which is in good agreement with the accepted value of 9.81 m/s². The small discrepancy could be due to the experimental errors such as air resistance, friction and measurement errors.

Overall, the experiment was successful in determining the acceleration due to gravity using a simple pendulum and demonstrated the relationship between the period and the length of the pendulum.

The equal and opposite, according to Newton's third law is when one object exerts a force on another object, the second object will exert an equal and opposite force on the first object.

The force pairs act on different objects, but they are always equal in strength and opposite in direction. Newton's Third Law of Motion states that every action has an equal and opposite reaction. The law means that there is a pair of forces acting on two different objects. The two forces are equal in magnitude but opposite in direction. Therefore, when two objects are interacting, they are always pushing and pulling on each other with equal force.

In simpler words, this law states that when you push against an object, the object pushes back on you with an equal amount of force. The force pairs act on different objects, but they are always equal in strength and opposite in direction. This law is fundamental to understanding the movement of objects in the universe. So therefore the equal and opposite, according to Newton's third law is when one object exerts a force on another object, the second object will exert an equal and opposite force on the first object.

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The mantissa distance, which is referred to as the decimal portion of a logarithm, has a value of 0.030 in this number.

A common logarithm's integral portion is known as the characteristic, and its non-negative decimal portion is known as the mantissa. If log 39.2 equals 1.5933, then 1 is the characteristic and 5933 is the logarithm's mantissa.

The base-10 logarithm's mantissa, which represents the digits of the provided integer but not its magnitude, is a common logarithm's fractional component. For instance, both ㏒10201.3010 and                    ㏒102002.3010 have a mantissa of 0.3010.

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Answer:

Short

Explanation:

I took the same test

The type of circuit when there is a direct connection lies between two-points should be a short circuit.

It is not the normal condition with respect to an electric circult where the electric current should be flow via the non-intended, also there is short pathway rather following the circuit.

Moreover, there should be a direct linked between the two points in the circuit that supposed to be directly linked.

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Answer:

I think its option D

D: see objects far away

Answer:

Telescopes are used to

d. see objects far away.

Explanation:

Check:

 a. measure time (That's a clock)

  b. measure distance( Measuring Tape)

   c. see very small objects.(Microscope)

    d. see objects far away.(Telescope) We use a telescope to see the stars, which are far away.

Solar activity can produce auroras and communication blackouts on Earth  the correct statements from the following list.

A fraction of a second to billions of years are covered by the variations in the sun's magnetic field. Solar activity includes coronal mass ejections, high-speed solar winds, solar energetic particles, and solar flares.

Solar flares, coronal mass ejections, high-speed solar wind, and solar energetic particles are the four primary categories that may be used to categorise solar activity that is related to space weather. Only when a solar flare occurs on the sun's surface facing Earth do they have an effect on our planet.

The occurrence of events like solar flares and coronal mass ejections increases when the sun is active.

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The variable atmospheric component that can exist in all three states of matter (solid, liquid, and gas) at the temperatures and pressures that normally exist on Earth is water.

Water is a unique substance that can exist in all three states of matter within the range of temperatures and pressures found on Earth's surface.

In its solid state, water appears as ice or snow, typically at temperatures below the freezing point of water (0 degrees Celsius or 32 degrees Fahrenheit).

In its liquid state, water is the most common form and is present in lakes, rivers, oceans, and other bodies of water. It remains in the liquid state within a specific temperature range, typically between 0 and 100 degrees Celsius (32 and 212 degrees Fahrenheit) at standard atmospheric pressure.

In its gaseous state, water exists as water vapor, which is an invisible gas that is part of the Earth's atmosphere. Water vapor is present in varying amounts and plays a crucial role in the water cycle, including evaporation, condensation, and precipitation.

The ability of water to exist as a solid, liquid, or gas under normal atmospheric conditions is vital for sustaining life and shaping Earth's climate and weather patterns.

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