A cheetah travels a distance of 50 miles in 1.5 hours. If the cheetah runs with an acceleration of 2 miles/hr2 and reaches a final velocity of 60 mi/hr, what is the cheetah’s initial velocity?

"American Beauty" critiques capitalism, patriarchy, and gender inequality in modern society through its examination of media imagery and their effects on young people.

The movie "American Beauty" offers a scathing critique of the role of capitalism and patriarchy in shaping American culture. The film highlights how these systems can lead to a sense of emptiness and lack of fulfillment, even for those who appear to be successful in society. Moreover, the movie explores how gender inequality is perpetuated in modern media, often through the objectification and sexualization of women.

These images can have a detrimental effect on young people, promoting harmful gender stereotypes and contributing to a culture of violence against women. Thus, it is important to critically examine the ways in which capitalism and patriarchy shape our society and to challenge the harmful messages that are propagated through modern media.

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The atoms in a hot object move faster than atoms in a cold object.

Answer:

The atoms in a hot object move faster than atoms in a cold object. The atoms in a hot object have more kinetic energy than the atoms in a cold object. Adding heat to a substance will make the atoms vibrate more and when heat leaves the substance; the atoms will vibrate less. Potential energy is stored energy.

The 50-turn loop of wire lies in a horizontal plane, parallel to a uniform horizontal magnetic field, and carries a 2.0 a current. the loop is free to rotate about a nonmagnetic axle through the center. A 150 g mass hangs from one edge of the loop. The magnetic field strength will prevent the loop from rotating about the axle is 0.0735 Tesla.

To prevent the loop from rotating about the axle, the torque caused by the magnetic field on the current-carrying loop must be equal and opposite to the torque caused by the hanging mass.

The torque exerted by the magnetic field on the loop can be calculated using the formula:

\(Torque_m\) = N * I * A * B * sin(θ)

where:

N = number of turns of wire (50 turns in this case)

I = current flowing through the wire (2.0 A)

A = area of the loop (assuming it is a square loop, A = side²)

B = magnetic field strength

θ = angle between the magnetic field and the plane of the loop (90 degrees in this case, as the loop is parallel to the magnetic field)

The torque exerted by the hanging mass can be calculated as:

\(Torque_g\) = m * g * d

m = mass of the hanging mass (150 g converted to kg, m = 0.150 kg)

g = acceleration due to gravity (9.8 m/s²)

d = distance from the center of the loop to the point where the mass is hanging (assuming the side length of the loop is "a," d = a/2)

To prevent the loop from rotating, the two torques must be equal, so we can set them equal to each other:

N * I * A * B * sin(θ) = m * g * d

Now, let's plug in the known values and solve for B:

50 * 2.0 * a² * B * sin(90°) = 0.150 * 9.8 * (a/2)

100 * a² * B = 0.150 * 9.8 * (a/2)

B = (0.150 * 9.8) / (2 * 100) = 0.0735 T

So, the magnetic field strength required to prevent the loop from rotating about the axle is approximately 0.0735 Tesla.

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Given data

*The given height of the building h = 56 m

*The distance from the base is d = 45 m

*The value of the acceleration due to gravity is g = 9.8 m/s^2

The formula for the time taken by the lemming is given as

Substitute the known values in the above expression as

The formula for the lemming's initial speed is given as

Substitute the known values in the above expression as

Hence, the lemming's initial speed is v = 13.3 m/s

A dielectric fabric is used to split the conductive plates of a capacitor. This insulating cloth significantly determines the properties of a component. The dielectric constant of fabric determines the amount of strength that a capacitor can keep while voltage is applied.

A capacitor is an electrical component that attracts energy from a battery and stores the power. Internal, the terminals connect with metal plates separated by way of a non-engaging in substance. While activated, a capacitor quickly releases electricity in a tiny fraction of a 2d.

Capacitor, a tool for storing electric electricity, together with two conductors in near proximity and insulated from each different. A simple example of this sort of garage tool is the parallel-plate capacitor.

A capacitor is a tool that shops electric power in an electric-powered area. it is a passive digital thing with terminals. The effect of a capacitor is called capacitance.

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Answer:  25.2 km

Explanation:

3 blocks east and four blocks east = 7 blocks

1 block = 0.3 km  --> 7 blocks = 2.1 km

12 times 2.1 km = 25.2 km

Answer:

m = 375 [gram]

Explanation:

A triple Beam balance is an instrument very easy to use, since we only have to perform the arithmetic sum of each of the weights that are recorded in each beam

m = 300 + 70 + 5 = 375 [gram]

For a better understanding, the following image is attached, with values on each beam, which should be read.

The largest mass is in the indicator of 100 [gram], the second mass is in the indicator of 20 [gram] and the third is in the indicator of 5.8 [gram]. Thus the arithmetic sum corresponds to:

M= 100 + 20 + 5.8 = 125.8 [gram]

Note: it is important that when the instrument is in balance, the opposite end of the beam should indicate a position of zeros.

To determine the position of the minute hand at 8:15 a.m., we can use the following approach:

Convert the time to radians: At 8:15 a.m., the minute hand is 75% of the way from the 8:00 a.m. mark to the 9:00 a.m. mark. Since the minute hand travels 360 degrees in 60 minutes, it travels 6 degrees per minute. Therefore, at 8:15 a.m., it has traveled 90 degrees from the 8:00 a.m. mark. This is equivalent to (90/360) x 2π radians = π/2 radians. Use trigonometry to determine the position: Since the minute hand is 3.00 cm long and pointing in the direction of the positive x-axis at 8:15 a.m., its position can be described by the coordinates (3.00 cos(π/2), 3.00 sin(π/2)) = (0, 3.00). Therefore, the minute hand is pointing straight up at 8:15 a.m. Note that the x-axis points in the same direction as the minute hand at 8:15 a.m., while the y-axis points in the same direction as the minute hand at 8:00 a.m. This means that the x-axis is perpendicular to the minute hand at 8:00 a.m., and the y-axis is perpendicular to the minute hand at 8:15 a.m.

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At 7 AM (13 hours after 6 PM), the temperature would be close to the average temperature of 59°F, which can be approximated to 65.9°F.

The temperature over a 24-hour period can be modeled using a sinusoidal function, given that the high temperature of 77°F occurs at 6 PM and the average temperature is 59°F.

To find the temperature at 7 AM, we need to consider the characteristics of a sinusoidal function. In this case, the function represents a single day, with the peak temperature at 6 PM and the average temperature over the 24-hour period.

Since a sinusoidal function repeats itself every 24 hours, we can infer that the low temperature would occur 12 hours after the high temperature. Therefore, at 7 AM (13 hours after 6 PM), the temperature would be close to the average temperature of 59°F, which can be approximated to 65.9°F.

To gain a deeper understanding of sinusoidal functions and their applications in modeling temperature variations over time, it would be beneficial to explore topics such as periodic functions, trigonometry, and mathematical modeling.

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The first two steps for finding the magnitude of the resultant vector is find the sum of the two horizontal vectors and the sum of the two vertical vectors.

The resultant of two vectors is determined from Pythagoras theorem is as shown below.

R² = a² + b²

Thus, the first two steps for finding the magnitude of the resultant vector is find the sum of the two horizontal vectors and the sum of the two vertical vectors.

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Kinetic energy, which can be seen in the movement of an object, particle, or group of particles, is the energy of motion.

energy KE = units

mass m =  15

velocity v =  30

KE = 6750 J

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For Each Of The Following Scenarios Described Where A Molecule Or Ion Is Moving From One Side Of A Membrane To The Other, Option A is correct answer.

Scenario A: Oxygen moving across a plasma membrane Answer: A. Simple Diffusion Scenario B: Glucose moving across a plasma membrane Answer: C. Facilitated Diffusion By A Carrier/Transport Protein Scenario C: Sodium moving across a plasma membrane Answer: B. Facilitated Diffusion By A Channel Protein Scenario D: Water moving across a plasma membrane Answer: A. Simple Diffusion : Simple diffusion allows the nonpolar and small molecules to pass through the plasma membrane without any assistance of proteins. In facilitated diffusion, larger polar molecules or ions move across the membrane through the help of transport proteins. Transport proteins are of two types, channel and carrier proteins. Channel proteins provide an open path for the molecules to move whereas carrier proteins hold the molecules to move across the membrane and change their shape.

Option A is correct answer.

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For someone with a negative Weber slope for weight detection, it would be easier to tell the difference between 20 pounds and 21 pounds.

The Weber's Law states that the just noticeable difference (JND) between two stimuli is proportional to the magnitude of the stimuli. A negative Weber slope indicates that the JND decreases as the magnitude of the stimuli increases. In this case, as the weight increases, the person's ability to discriminate between the weights becomes easier.

Therefore, option C, telling the difference between 20 pounds and 21 pounds, would be easier for someone with a negative Weber slope for weight detection.

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The real rate of return for ten years ago, you put $5,000 in a savings account is -0.41%.

A pace of return (RoR) can be applied to any venture vehicle, from land to bonds, stocks, and artistic work. The RoR works with any resource gave the resource is bought at one particular moment and produces income sooner or later. Past rates of return, which can be compared to assets of the same type to determine which investments are most appealing, are part of how investments are evaluated. Before making an investment decision, many investors prefer to select a required rate of return.

By using the calculator of simple interest we get the value as -0.41%.

Taking into account the time value of money (TVM), which the CAGR does not take into account, is the next step in comprehending RoR over time. Limited incomes take the profit of a venture and rebate every one of the incomes in view of a markdown rate. The rebate rate addresses a base pace of return OK to the financial backer, or an expected pace of expansion. Businesses evaluate the profitability of their investments using discounted cash flows in addition to investors.

Let's say, for example, that a business uses a discount rate of 5% and is thinking about spending $10,000 on a new piece of equipment. The business uses the equipment, which results in an increase of $2,000 annually in cash inflows for five years after a $10,000 cash outflow. Each year for five years, the company applies present value table factors to the $10,000 outflow and $2,000 inflow.

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The highest kinetic energy occurs at the points A and G. The highest potential energy occurs at point D.

We know that kinetic energy has to do with energy that is in motion. On the other hand the potential energy is the energy that is at a point. Both the kinetic energy and the potential energy are all the kinds of mechanical energy.

We have to look at the points where the object would have the highest velocity and these are the points where the kinetic energy of the body is maximum and this would occur at the points A and G. The points where the body has a maximum potential energy is the highest point and this at point  D.

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(a) The moment of inertia of the device about its center is approximately 0.279 \(kg\cdot m^2\).

(b) The angular speed of the rotating device is approximately \(\omega=6.28 \frac{rad}{s}\).

(c) The magnitude of the angular momentum of the rotating device is approximately 1.75 \(\frac{kg\cdot m^2}{s}\)

(a) To calculate the moment of inertia of the device about its center, we need to consider the contributions from each component. The moment of inertia of a point mass rotating about an axis is given by the formula:

The moment of inertia of the device about its center is given by the sum of the individual contributions:

\(\[I = I_{\text{{red}}} + I_{\text{{blue}}} + I_{\text{{rod}}}\]\)

For the red balls at the ends of the rod:

\(\[I_{\text{{red}}} = 2 \times (0.66 \, \text{{kg}}) \times (0.26 \, \text{{m}})^2\]\)

For the blue balls:

\(\[I_{\text{{blue}}} = 2 \times (0.38 \, \text{{kg}}) \times (0.13 \, \text{{m}})^2\]\)

The moment of inertia of the rod can be approximated as negligible compared to the masses of the balls.

I=0.279 \(kg\cdot m^2\)

(b) The angular speed of the rotating device can be calculated using the formula:

\(\[w = \frac{2\pi}{T}\]\)

where \(\(T\)\) is the time taken to make one full rotation. In this case, (T) is given as 1.0 second:

\(\[w = \frac{2\pi}{1.0 \, \text{{s}}}\]\)

\(\omega=6.28 \frac{rad}{s}\)

(c) The magnitude of the angular momentum of the rotating device can be calculated using the formula:\(\[L = I \times w\]\)

Substituting the calculated values of (I) and (w), we can find the angular momentum.

L= 1.75 \(\frac{kg\cdot m^2}{s}\)

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Electrical inspector authority enforces the requirements set by the NEC.

The NEC specifies the minimum requirements for secure electrical installations.

The letters "UL" signify an electrical product satisfies the safety requirements of Underwriters Laboratories

Section 110.3 (B) Installation and Use of OSHA and NEC 1999. Equipment that is listed or labelled must be installed and used in accordance with any guidelines mentioned in the listing or labelling.

the word "shall" appears in a NEC reference, it means that it (must)(may) be done.

"The goal of this Code is the practical safeguarding of persons and property from hazards deriving from the usage of electricity," the NEC reads in 90.1(A). *

A collection of guidelines for the secure installation of electrical wiring in the US called the National Electrical Code (NEC) is revised on a regular basis. The NEC has been modified three times since it was first published in 1897.

In order to avoid fires and other electrical catastrophes, the NEC offers recommendations for electrical installation. For installations to be secure, legitimate, and compliant, electricians and contractors must be knowledgeable of the NEC when applicable. The National Fire Protection Organization, a private commercial association, is responsible for maintaining the codes.

The National Electrical Code (NEC) is a national designation, but it is not a federal statute. Local government either adopts NEC standards or writes and enforces its own electrical code in place of this.

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The angular acceleration of the pulley can be determined by considering the forces acting on the system and the moment of inertia of the pulley. Based on the task, the angular acceleration of the pulley is 2.45 rad/\(s^{2}\).

The angular acceleration of the pulley can be determined by considering the forces acting on the system and the moment of inertia of the pulley. The net force acting on the system is given by the weight of the hanging mass, which creates a tension in the rope that is transferred to the pulley. The tension in the rope produces a torque on the pulley, given by:

The tension in the rope produces a torque on the pulley, given by:

τ = T * r

where,

T = the tension in the rope

r = the radius of the pulley.

The net torque on the pulley can be used to determine its angular acceleration, given by:

α = τ / I

where,

I is the moment of inertia of the pulley, given by:

I = (1/2) * m * \(r^{2}\) + m * \(r^{2}\)

where m is the mass of the pulley.

Substituting the values, we get:

α = (T * r) / ((1/2) * m *  \(r^{2}\) + m *  \(r^{2}\))

= (5 * 9.8 * 0.5) / ((1/2) * 20 * \(0.5^{2}\) + 20 * \(0.5^{2}\))

= 49 / 20

= 2.45 rad/\(s^{2}\)

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Answer:

ehfuheufhuwehfuehfuiheufh

Explanation:

Answer: C.) 'who enjoys many different subjects'

Explanation: Edge 2021

Explanation:

potential energy ===> kinetic energy

when an object is stretched there will be a stored energy in it enough to react to the upcoming change

that is the potential energy

similar to a stretched elastic band

kinetic energy is the energy on a moving object

*If a kinetic energy takes place there must gave been a potential energy before*

A catapult is used to fire an object into the air, the potential energy transfers as the elastic potential energy and to the kinetic energy when the catapult is released and stretched.

The potential energy is associated with bodies that are above a reference point, at that reference point the value of potential energy is taken as zero. For example, if an object with a mass M is in a tower that is 140 meters high, its potential energy is defined as the product of the mass of the object by gravity and by the height at which the object is measured from the reference point.

Ep =mgh

When talking about elastic objects such as springs or elastic fibers, it is usually understood that there is an elastic potential energy associated with the constant of the spring. This can be calculated using the following equation:

U ela = 1/2×k×(Dx)²

where:

k = elastic constant of the elastic material [N/m]

Dx = distance stretched or compressed of the elastic material [m]

U = elastic energy [Joules]

So, there are difference between the elastic potential energy and the potential energy.

In a catapult, Initially, energy is stored in the form of potential energy which is later converted into kinetic energy. Potential energy can be stored in the form of elastic potential energy in the case of elastic. It suddenly releases the energy to propel the object into the air.

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(a) The average acceleration of the raindrop is 0.467 m/s².

(b) The average air resistance force on the raindrop is 1.4 x 10⁻³ N.

The average acceleration of the raindrop is calculated as follows;

Mathematically, the formula for average acceleration is given as;

a = Δv/Δt = v/t

where;

a = (7 m/s) / (15 s)

a = 0.467 m/s²

The average air resistance force on the raindrop is calculated as follows;

F = ma

where;

F = 0.003 x 0.467

F = 1.4 x 10⁻³ N

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Answer:

It will roll 9 meters in 3 seconds

Explanation:

3 m/s times 3 is 9

Thanks for warning me.

I'll be careful to stay out of its way.

Do you have a question to ask ?

Clouds of gas in space

A protostar resembles a star, but its core is still too cool for fusion to occur. The protostar's heating as it contracts is the only source of brightness. The light that protostars release is typically blocked by dust, making them challenging to study in the visible spectrum.

By the time a protostar is produced, the cloud has flattened and a protostellar disk is spinning around it. The cloud starts spinning as it collapses. These disks occasionally form planetary systems and are thought to slow the protostar's rotation. The protostar produces a powerful magnetic field as it revolves.

Additionally, a strong protostellar wind—a movement of particles into space—is produced by the magnetic field. A lot of protostars also release gas into space in the form of fast-moving streams or jets.

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Answer and Explanation:

Using a = F/m, we get:

Acceleration for Road A = 480/62 = ~7.74 m/s^2

Acceleration for Road B = 240/62 = ~3.87 m/s^2

Acceleration for Road C = 600/62 = ~9.68 m/s^2

If the net force becomes higher than 600N and the mass stays constant, the acceleration will increase proportionally to how much the force increases and the acceleration will be greater than the acceleration when the force is 600N.

I hope this helps! :)

Answer:

The participants who were given the coffee

Explanation:

This is the group which the experiment is centered or focused around in order to achieve a result of derive informations regarding their exposure to some things.

Dr. Sampson is studying the effects of caffeine on hunger which means he hypothesizes that people who ingest more caffeine experience less hunger pangs throughout the day. He designs a study where one group of participants is given caffeine throughout the day, and the other group is not allowed to have any caffeine. All this talks about The participants who were given the coffee being the experimental group

Answer:

Because of the heat that contains of the fire anf it make it boil because of the atmosphere that has form

Answer:

C. Thermal energy from the fire moves to the water in the form of heat.

Explanation:

The two compositions are: f( g(x) ) =  x  and g( f(x) ) = x

The inverse function is defined as a function obtained by reversing the given function.

We have given functions :

f(x) = 4/5x + 1

g(x) = (5x - 5)/4

Let's check if the functions are inverses.

f( g(x) ) =  4/5g(x) + 1 = 4/5{(5x - 5)/4} + 1 = (x - 1) + 1 = x

g( f(x) ) = (f(x) - 1)5/4 = (4/5x + 1 - 1)5/4 = x

So, f(x) and g(x) are inverses.

Hence, the two compositions are: f( g(x) ) =  x and g( f(x) ) = x

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Answer:

From 0 -4 seconds the acceleration is positive. (The graph is going upwards.)

From 6-10 seconds the acceleration is negative. (The graph is going downwards.)

When an engineering team reaches the stage of iterating to improve the solution in the engineering design process, there are various activities that the team might be doing. One of the most crucial activities at this stage of the design process is testing. Here are a few things that an engineering team might do to test and improve the solution:

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