A plane starting from rest accelerates to 40 m/s in 10 s. How far did the plane travel during this time?
PLEASE ANSWER FAST!! Thankew <3

The amount of energy (in joules) required to warm 4.37 g of silver by ΔT degrees Celsius can be calculated using the equation Q = 1.0488 * ΔT.

The specific heat capacity (C) of a substance is the amount of energy required to raise the temperature of 1 gram of that substance by 1 degree Celsius. In this case, the specific heat capacity of silver is 0.24 J/g°C.

To calculate the energy required to warm 4.37 g of silver, we need to multiply the mass (m) by the specific heat capacity (C) and the change in temperature (ΔT). The change in temperature is not provided in the question, so we'll assume it is given.

Let's assume the change in temperature is ΔT°C. The formula to calculate the energy (Q) is:

Q = m * C * ΔT

Substituting the given values:

Q = 4.37 g * 0.24 J/g°C * ΔT

The units of grams cancel out, and we are left with:

Q = 1.0488 J/°C * ΔT

So, the amount of energy (in joules) required to warm 4.37 g of silver by ΔT degrees Celsius can be calculated using the equation Q = 1.0488 * ΔT.

learn more about specific heat capacity Refer: https://brainly.com/question/1105305

#SPJ11

Given:

The speed of the train is,

The actual frequency of the whistle is,

The speed of sound in air is,

To find:

The frequency heard by the observer

Explanation:

The apparent frequency when the train approaches the observer is given by,

Hence, the frequency heard by you is 209.2 Hz.

Answer:

3.2 kJ

Explanation:

Since torque, τ = Iα where I = moment of inertia of round whetstone = 4.0 kgm² and α = angular acceleration of round whetstone.

So, α = τ/I

Given that τ = 20 Nm,

α = τ/I

α = 20 Nm/4.0 kgm²

α = 5 rad/s²

Using the equation for rotational motion, the angular velocity, ω = ω₀ + αt

where ω₀ = initial angular speed of round whetstone = 0 rad/s (since it starts from rest), ω = final angular speed of round whetstone, α = angular acceleration of round whetstone = 5 rad/s² and t = time of rotation = 8 s.

So, substituting the values of the variables into the equation, we have

ω = ω₀ + αt

ω = 0 rad/s + 5 rad/s² × 8s

ω = 0 rad/s + 40 rad/s

ω = 40 rad/s

So, its kinetic energy change ΔK = K₂ - K₁ = 1/2Iω² - 1/2Iω₀²

where K₁ = initial kinetic energy of round whetstone = 0 J (since the stone starts from rest) and K₂ = final kinetic energy of round whetstone after 8 s

Substituting the values of the variables into the equation, we have

K₂ - K₁ = 1/2Iω² - 1/2Iω₀²

K₂ - 0 J = 1/2 × 4.0 kgm² × (40 rad/s)² - 1/2 × 4.0 kgm² × (0 rad/s)²

K₂ = 2.0 kgm² × 1600 rad²/s² - 0 J

K₂ = 3200 kgm²rad²/s² - 0 J

K₂ = 3200 J

K₂ = 3.2 kJ

The straight dough method of bread making is not dependent on the length of time the dough sits to rise. This method involves combining all the ingredients, including the yeast, in one mixing bowl and kneading the dough until it is smooth and elastic.

The dough is then set aside to rise once, for a specific amount of time, usually around an hour or until it has doubled in size. After the first rise, the dough is shaped into loaves or rolls and left to rise again before baking.

In contrast, the sponge dough method involves creating a starter dough, or "sponge," which is left to ferment for a longer period of time, up to 24 hours, before being incorporated into the final dough. The continuous method involves a constantly fermenting dough, while the prime bake method skips the rising process altogether by using chemical leaveners such as baking powder or baking soda.

To Learn more about  straight dough. Click this!

brainly.com/question/32101212

#SPJ11

Answer:

it will have to rise higher in the  before the temperature of the air parcel and the surrounding air are equal. Which means the climate has rised

Explanation:

The climate rised

hope this helps!

The force of gravity depends directly upon the masses of the two objects, and inversely on the square of the distance between them. This means that the force of gravity increases with mass, but decreases with increasing distance between objects.

Answer:

Hydrochloric acid and sodium hydroxide interact, resulting in salt and a release of heat. As we can see, the result of the interaction of two highly aggressive compounds is table salt and water – compounds that are ultimately harmless, even beneficial, to human beings.

Explanation:

Don't forget to mark me brainliest: )

thank you!!!!

Answer:

The heat of formation of the products of the heating of sugar, which is caramel is higher and due to the new complexes formed such there is increased change in free energy between the products and the reactants of the sucrose decomposition by heating, making the reaction is irreversible

Explanation:

Sugar, also known as sucrose, C₁₂H₂₂O₁₁, is a disaccharide made up two monosaccharides, fructose, C₆H₁₂O₆, and glucose, C₆H₁₂O₆ joined together by a glycosidic covalent bond as such the molecule of sugar has one less molecule of H₂O than the fructose and the glucose it is made of which on heating the sugar the glycosidic bonds break and due to deficiency in the amount of H₂O the fructose and glucose combine with themselves to form caramel which has a much lower hydrogen and oxygen proportion such as C₂₄H₂₆O₁₃, which is darker and contains free radicals making caramel sticky.

Therefore, the heat of formation of the caramel is higher and due to the formation of the complexes there is increased change in free energy between the products than the reactants of the decomposition of sugar by heating, therefore, the reaction is irreversible.

The nurse's duty in avoiding polypharmacy is to keep a thorough record of all medications you take, including their brand and generic names, dosages, and intended uses.

Polypharmacy includes the usage of many drugs as well as possibly unsuitable pharmaceuticals.

Assist patients and families close to getting a complete list of drugs. Rearrange the patient's electronic health record prescription list.

Look out for unsuitable and inaccurate medications. When rescribing drugs, use caution.

Keeping a complete record of all drugs you take, including their brand and generic names, doses, and intended use is the nurse’s role in preventing polypharmacy.

Hence, nurses play an important role in preventing polypharmacy.

To learn more about the polypharmacy refer;

https://brainly.com/question/12926552

#SPJ1

Two identical metal spheres a and b are in contact, both are initially neutral. When 1.0×1012 electrons are added to sphere a, then the two spheres are separated : false

The physical property of matter that causes it to experience a force when placed in an electromagnetic field is called as electric charge.

When 1.0x1012 electrons are added to sphere a, then that sphere becomes negatively charged. When two spheres are separated,  electrons will redistribute themselves to maintain equilibrium. This results in both spheres having net charge. Some of the electrons from sphere a will move to sphere b, making it negatively charged.

So, when 1.0×1012 electrons are added to sphere a, then the two spheres are separated is false.

To know more about charge, refer

https://brainly.com/question/25922783

#SPJ4

The given statement "It is important to keep an eye on the volume a projectile occupies inside the barrel and not wholly fixate upon the projectile's weight" is true because the volume a projectile occupies within the barrel directly affects the projectile's fit and accuracy.

A projectile that is too small in volume may not create a proper seal within the barrel, resulting in a loss of pressure and reduced accuracy. On the other hand, a projectile with too large a volume may cause increased friction, leading to higher pressures and potential damage to the barrel.

The weight of a projectile is also important but focusing solely on it can lead to overlooking other crucial factors. The weight affects the projectile's ballistic performance, including its range and impact force. However, considering only the weight might result in an unbalanced projectile, which could negatively affect its flight path and accuracy.

To achieve the best results, it is essential to find a balance between the projectile's weight and volume. Both factors should be taken into account when designing and selecting projectiles to ensure optimal performance and accuracy.

In summary, while the weight of a projectile is important, it is also essential to consider the volume it occupies inside the barrel. By considering both factors, you can achieve better accuracy and overall performance of the projectile in your application.

To know more about volume refer here:

https://brainly.com/question/30347304#

#SPJ11

Complete Question:

It is important to keep an eye on the volume a projectile occupies inside the barrel and not wholly fixate upon the projectile’s weight. True or False.

Given:

• Acceleration of rocket = 28.0 m/s²

• Mass of astronaut = 95 kg

Let's find the apparent weight of the astranaut.

In a direct rocket motion, as we are coming towards the Earth the weight reduces while as the rocket is going up, you feel more weighted.

Now, to find the apparent weight of the astranaut, apply the formula:

Where:

Aw is the apparent weight

m is the mass = 95 kg

g is acceleration due to gravity = 9.8 m/s²

a is the acceleration of the rocket = 28.0 m/s²

Thus, we have:

Therefore, the apparent weight of the astranaut is 3.591 kN

ANSWER:

3.591 kN

Answer:x rays are electromagnetic waves.

x rays are transverse waves

x rays travel at the speed of light

Explanation:

No, the sun cannot explain global warming. Global warming is a phenomenon in which the temperature of the Earth's surface and atmosphere is rising continuously due to human activities such as deforestation, burning of fossil fuels, and industrialization.

This increase in temperature cannot be explained only by an increase in solar radiation.There are several factors which contribute to global warming, including greenhouse gases such as carbon dioxide, methane, and water vapor. These gases trap heat in the Earth's atmosphere, which causes the planet's temperature to rise. The sun's radiation does contribute to global warming, but it is not the main cause.

i) To calculate the increase in solar radiation that would cause the Earth to warm up by 1 K, we can use the following formula:ΔS = ΔT / αWhere ΔS is the increase in solar constant, ΔT is the increase in temperature, and α is the Earth's albedo (reflectivity).α = 0.30 is the standard value used for the Earth's albedo.ΔS = ΔT / αΔS = 1 K / 0.30ΔS = 3.33 W/m2So, to explain the increase in temperature of 1 K over the last hundred years, the solar constant would need to increase by 3.33 W/m2.

ii) The observed fluctuation of the solar constant over the past 400 years has been around 0.1% to 0.2%. This is much smaller than the 3.33 W/m2 required to explain the increase in temperature of 1 K over the last hundred years. Therefore, it is unlikely that the sun is the main cause of global warming.

The sun cannot explain global warming. While the sun's radiation does contribute to global warming, it is not the main cause. The main cause of global warming is human activities, particularly the burning of fossil fuels, which release large amounts of greenhouse gases into the atmosphere.

To know more about global warming :

brainly.com/question/29625243

#SPJ11

i dont know for real

Answer:

The answer is A. Cementing...

Explanation:

hope this helps

Answer:

plate tectonics

Explanation:

brainliest also 100% flvs

After watching the Ted Talk, there were still a few questions that I had about supermassive black holes. Firstly, I wanted to know more about the event horizon and what it exactly entails. Although the speaker briefly touched upon this subject, I would have appreciated a more in-depth explanation. Additionally, I would have liked to know more about the role of supermassive black holes in the universe.

For such more question on supermassive

https://brainly.com/question/16470114

#SPJ8

Answer:

Essential processes happen in a cell: Onion plant and Diatom

A cell is its basic unit of structure: Onion plant and Diatom

Made up of one cell: Diatom

Made up of many cells: Onion plant

The image formed by refraction is at a distance of 120cm behind the lens and its magnification is 4.

The image formation by refraction and magnification of an object in water 30 cm from the vertex of a convex surface made of plexiglass with a radius of curvature of 80 cm can be calculated using the following steps:

1. Determine the object's distance from the lens. Object distance (u) = -30 cm. (negative sign as per the convention of the mirror)

2. Determine the focal length of the lens using the formula:

f = R/2 where, f = focal length of the lens, R = radius of curvature of the lens.

So, f = 80/2 = 40 cm.

3. Use the mirror formula to determine the image distance from the surface:

1/f = 1/v + 1/u where,v = image distance from the surface.

Substituting the given values (with proper sign convention), we get:

(-1/40) = 1/v + (-1/30)

Solving for v, we get:

v = 120 cm.

5. Use the magnification formula to determine the magnification of the image:

m = -(v/u)

where,m = magnification, v = 120 cm, u = 30 cm

Therefore,m = -(120/-30) = 4

Therefore, the image will form at a distance of 120 cm from the lens on the water side of the lens and is magnified by a factor of 4.

To know more about refraction, refer here:

https://brainly.com/question/26528081#

#SPJ11

Answer:

175

Explanation:

its for Acellus

The potential difference is V=1.743*10^-7

The voltage is generally referred to as the electric potential difference and  it can be measured using a voltmeter. The electrical potential difference between the two plates is expressed as q=CV.

CALCULATION

we know,

q=CV

q={EA/d}*V

here q= 5.24*10^-8C

       A=8.22*10^-5m^2

       d=2.42*10^-8m

therefore , C={( 8.85*10^-12)*(8.22*10^-5)}/(2.42*10^-8)

                 C=3.006*10^-1

q=CV

q/C=V

V=1.743*10^-7

refer https://brainly.com/question/26733095

#SPJ2

Saturn, which would be two times as far at Saturn, takes far more than double as long to complete one circle around the Sun.

The star that the earth revolves around and that gives it warmth and light Our solar system is centered on the sun. Sun also refers to the sunlight or heat that this star gives off to the earth:

The star that serves as the focal point of the planetary system is the sun. 92% of it is hydrogen, 8% or so is lithium, and also the remaining elements are various.

To know more about Sun visit:

https://brainly.com/question/12528243

#SPJ4

In quantum mechanics, the wavefunction of a particle in an infinite well can be described as a standing wave, which is a superposition of two traveling waves propagating in opposite directions.

The standing wave function in an infinite well is given by:

ψ(x, t) = A sin(kx) e^(-iωt)

Using the Euler's formula, we can rewrite the sine function as a sum of exponential functions:

sin(kx) = (1/2i) * (e^(ikx) - e^(-ikx))

Substituting this back into the standing wave function, we have:

ψ(x, t) = A (1/2i) * (e^(ikx) - e^(-ikx)) * e^(-iωt)

Simplifying the expression, we obtain:

ψ(x, t) = (A/2i) * (e^(ikx - iωt) - e^(-ikx - iωt))

Now, we can define two traveling waves:

ψ_1(x, t) = (A/2i) * e^(ikx - iωt)

ψ_2(x, t) = (A/2i) * e^(-ikx - iωt)

The superposition of these two traveling waves gives us the standing wave function:

ψ(x, t) = ψ_1(x, t) + ψ_2(x, t)

Therefore, we have shown that the infinite well's standing wave function can be expressed as a sum of two traveling waves propagating in opposite directions.

By expressing the sine function in terms of exponential functions and defining two traveling waves, we can show that the infinite well's standing wave function can be written as the sum of these two traveling waves. This demonstrates the connection between standing waves and the superposition of traveling waves in the context of quantum mechanics.

Learn more about "wave function "  here:

brainly.com/question/32239960

#SPJ11

Answer:

A

Explanation:

Velocity is when something fast moves

I hope i helped

Answer:

Friction creates warmth

Answer:

please find attached file

Explanation:

Answer:1 7/25

Explanation:take the total distance7.3-4.1 then divide by the total time taken

The average velocity of the object is equal to -1.28m/s relative to the origin when it moves for 2.4 seconds.

Average velocity is a vector quantity and is defined as the change in position (∆x) divided by the time intervals (∆t) in which it occurs. The average velocity can be positive or negative and the S.I. unit of average velocity is m/s.

The average velocity of an object = ∆x/∆t

The average velocity of an object involves only the displacement of the object. However, the magnitude of the displacement of an object can be different from the actual path length.

Given, the displacement of the object = final position - initial position

∆x = 4.1 - 7.3 = -3.2m

The time, ∆t = 2.5 - 0 = 2.5 s

The average velocity of the object = ∆x/∆t = -3.2/2.5 = -1.28 m/s

Therefore, the average velocity of the object is -1/28 m/s relative to origin.

Learn more about average velocity, here:

https://brainly.com/question/862972

#SPJ2

Answer:

where the numbers at ?

Explanation