How many times a year does the earth revolve around the sun?.

Answer:

Friction force always acts tangent to the surface at points of contact. Friction force acts opposite to the direction of motion. There are 2 types of friction: Static friction: If the two surfaces in contact do not move relative to each other, one has static friction.

The One strategy implemented to address the drug epidemic in Philadelphia is the creation of Comprehensive User Engagement Sites (CUES). These sites aim to tackle the widespread issue of drug addiction and related energy health concerns.

The CUES are safe spaces where individuals battling addiction can energy access various harm reduction services, such as clean syringes, medical support, and overdose prevention. These sites provide connections to addiction treatment programs and mental health services, helping people on their path to recovery. By offering safe and supervised spaces, CUES work to reduce public drug use, discarded syringes, and other related issues in the community. CUES also serve as educational hubs, raising awareness and providing information about the dangers of drug addiction and available resources for support. Lastly, these sites foster community engagement and collaboration, uniting various stakeholders in the fight against the drug epidemic. In summary, Comprehensive User Engagement Sites play a significant role in addressing the drug epidemic in Philadelphia. They provide harm reduction services, treatment programs, and community support, all while promoting a safer and healthier environment for the city's residents.

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Answer:

49 is the answer

Explanation:

Take the highest number and the lowest and subtract! :)

If you run off the pavement, you should turn the steering wheel quickly toward the road and is denoted as option C.

This is a path which is found in almost all roads and is designed to enhance foot traffic in most climes. This is the path where individuals walk so as not to get hit down by a vehicle.

In a situation where a car runs into the pavement, the best choice is to turn the steering wheel quickly toward the road as braking hard could damage the brakes of the car and cause accident in subsequent trips.

This is therefore why option C was chosen as the correct choice.

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Answer: Steer straight and slow down before attempting

Explanation:

Answer:

See Explanation

Explanation:

While it is true that a version of the second law of thermodynamics stated with respect to entropy states that the entropy of  a system only increases or remains the same. It never decreases!

It then appears to be a contradiction when the freezing of ice leads to a more ordered structure and a seeming decrease in entropy of the ice as water changes from liquid to solid.

This law of thermodynamics is not violated here because the entropy of the universe increases (freezing is an exothermic process). This outweighs the decrease in entropy of the system hence the change in entropy is positive and the second law of thermodynamics is not violated.

Answer:

They do this by joining pieces of different Rock sequences together from different places in the whole world.

Explanation:

Geologic columns are basically an arrangement of rock layers whereby the newest rocks are at the top while the oldest rocks will be at the bottom. Thus, it is like a timescale that's used to find the age of rock formation on the earth around the world.

Answer:

B. Atoms are altered in both processes

Explanation:

Answer: B. Atoms are altered in both processes

Explanation:

Answer: good depending on what the robot is doing

Explanation:

Robots replacing people in some spheres of life would ensure that many dangerous jobs are taken over so that human casualties would significantly decrease such as mining.However, in a death to death situation leaving it up to a robot can be very one sided to some people and can cause two sides of an argument to arise. Some saying that the robot should have 'killed' one choice and some would say the other choice or the original choice the robot chose.

For example a self driving car, comes in path to either choose to drive into a innocent person on the side walk killing them, a brick wall killing the passengers in the car, the car in front killing the people in the front car or a harmless stray dog.

Humans have that choice as a quick decision to make at the spur of the moment as they deem fit. However if the robot decides to crash into the dog some may say that they would have crashed into the car in front. ect.

Overall, yes there are some places where robots can replace people and it will be a positive result, while there are other places where a robot taking over a persons 'job' could be a negative result.

A) The mass of 28.76 mL of acetone is approximately 22.7 g.

B) The volume of 6.40 g of acetone is approximately 8.12 mL.

A) To determine the mass of 28.76 mL of acetone, we need to know the density of acetone. The density of acetone is approximately 0.789 g/mL. Therefore, we can calculate the mass as follows:

Mass = Volume * Density

Mass = 28.76 mL * 0.789 g/mL

Performing the calculation:

Mass ≈ 22.67564 g

Rounding the result to the correct number of significant figures, the mass of 28.76 mL of acetone is approximately 22.7 g.

B) To determine the volume of 6.40 g of acetone, we can rearrange the formula:

Volume = Mass / Density

Volume = 6.40 g / 0.789 g/mL

Performing the calculation:

Volume ≈ 8.116 g/mL

Rounding the result to the correct number of significant figures, the volume of 6.40 g of acetone is approximately 8.12 mL.

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A rigid insulated rod, with two unequal charges attached to its ends, is placed in a uniform electric field E. The rod experiences a net force to the left and a counterclockwise rotation. The correct option is B.

The unequal charges attached to the ends of the rod experience a force due to the uniform electric field. The upper charge experiences a force to the left, while the bottom charge experiences a force to the right.

According to Coulomb's Law, the magnitude of the force between two charges is directly proportional to the product of the charges and inversely proportional to the square of the distance between them. Since the upper charge is twice the magnitude of the bottom charge, the force on the upper charge will be twice as strong.

Therefore, the net force on the rod will be to the left, since the force on the upper charge to the left is greater than the force on the bottom charge to the right. Additionally, the torque on the rod will be counterclockwise since the forces are acting in opposite directions and creating a rotational force.

Thus, the correct option is (B) net force to the left and a counterclockwise rotation.

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"Suppose an earthquake occurs on an imaginary planet. Scientist on the other side of planet detect primary waves but not secondary waves after quake occurs. This suggests that a part of planet's interior is liquid."

The interior core is solid, and the outer core is liquid, according to seismic waves. The magnetic field and metallic meteorites both provide information about the composition of the centre. The primary reason for Earth's interior being liquid is due to the pressure on the core from Earth's outer layers.

A liquid medium slows down seismic vibrations. On Earth, molten regions slow down P waves and halt them altogether because S waves only travel through solids and have a shearing motion.

The movement has the fastest pace in the materials, which enables seismograms to pick it up first. Compared to surface and S waves, the P wave has a shorter wavelength and a greater frequency.

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El factor mas importante para el exceso de peso es un  exceso de energía creada por una alimentación excesiva

El peso de un cuerpo es definido por la relación entre la energía requerida para los procesos vitales del cuerpo, sus actividades físicas diarias y la energía suministra en forma de alimentos.

Cuando estos dos parámetros están en balance el peso es estable. Cuando la cantidad de alimentos aumenta o el valor energético de los mismo aumenta se tiene un exceso de energía que el cuerpo almacena en forma de grasa corporal, este el el factor mas importante para el exceso de peso.

En conclusión el factor mas importante para el exceso de peso es un  exceso de energía por una alimentación excesiva

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Answer:

B is your answer

Explanation:

C, D, and A are true and protons are located inside the nucleus and electrons are located outside the nucleus which means B is your answer.

Answer:

B

Explanation:

I just took the test and got 100%

Answer:

nvwngviuvnbowibnoijbdofij

Explanation:

75km=75000m

35min=2100 seconds

Velocity=Displacement/Time

=75000/2100

=750/21

=35.71 m/s

The distance to the star, in parsecs, is 30 pc.

The distance to the star, in light years, can be calculated using the conversion factor of 3.26 light years per parsec. Therefore, the distance to the star in light years is approximately 97.8 light years.

The distance to a star can be determined using its measured parallax angle. Parallax is the apparent shift in the position of an object when viewed from two different points. It is measured in units of arc seconds.

The formula to calculate the distance to a star in parsecs is:

Distance (in pc) = 1 / Parallax (in arc sec)

Given that the measured parallax is 1/30 of an arc second, we can substitute this value into the formula:

Distance (in pc) = 1 / (1/30) = 30 pc

This gives us the distance to the star in parsecs.

To convert the distance to light years, we use the conversion factor of 3.26 light years per parsec. Multiplying the distance in parsecs by this conversion factor gives us the distance in light years:

Distance (in light years) = 30 pc × 3.26 light years/pc = 97.8 light years

Therefore, the distance to the star is approximately 30 parsecs or 97.8 light years.

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Answer:

50 N.

Explanation:

On top of a horizontal surface, the normal force acting on an object is equivalent to the force of gravity acting on the object. That is:

\(\displaystyle \begin{aligned} F_N = F_g & = ma \\ & = mg\end{aligned}\)

The mass of the block is 5 kg and the given force due to gravity is 10 N/kg. Substitute and evaluate:

\(\displaystyle F_N = F_g = (5\text{ kg})(10 \text{ N/kg}) = 50 \text{ N}\)

In conclusion, the normal force acting on the block is 50 N.

The mass of water that can be heated each day would be 923.1 kg.

We can use the equation:

Q = mcΔT

where Q is the heat energy supplied to the water, m is the mass of the water, c is the specific heat capacity of water, and ΔT is the change in temperature of the water.

We know the heat energy supplied to the water each day, which is:

Q = 19,000,000 J

We also know the initial and final temperatures of the water, which are:

T1 = 7.0 °C

T2 = 55 °C

The specific heat capacity of water is:

c = 4200 J/kg °C

Substituting these values into the equation above and solving for m gives:

Q = mcΔT

m = Q / (cΔT)

ΔT = T2 - T1 = 55 °C - 7.0 °C = 48 °C

m = 19,000,000 J / (4200 J/kg °C * 48 °C)

m = 923.1 kg

Therefore, the mass of water that can be heated each day is 923.1 kg, rounded to 2 significant figures.

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Answer:

Sound

Explanation:

Answer:

When an object vibrates, it creates kinetic energy that is transmitted by molecules in the medium. As the vibrating sound wave comes in contact with air particles passes its kinetic energy to nearby molecules. As these energized molecules begin to move, they energize other molecules that repeat the process.

Explanation:

So sound waves

The temperature of the monatomic ideal gas increases.


When one mole of a monatomic ideal gas undergoes a reversible expansion at constant pressure, the temperature of the monatomic ideal gas increases. This can be explained by the fact that the amount of work done by the gas on the surroundings is equal to the product of the pressure and the change in volume. Since the gas is expanding and the pressure is constant, the amount of work done is positive.
This work done by the gas is equal to the energy gained by the gas. As a result, the internal energy of the gas increases. Since the internal energy of the gas is directly proportional to the temperature, an increase in internal energy means an increase in temperature.
Therefore, when one mole of a monatomic ideal gas undergoes a reversible expansion at constant pressure, the temperature of the gas increases. This can be described by the equation

Q = ΔU + W,

where Q is the heat absorbed by the gas, ΔU is the change in internal energy of the gas, and W is the work done by the gas.

When one mole of a monatomic ideal gas undergoes a reversible expansion at constant pressure, its temperature increases. The increase in temperature can be explained by the fact that the amount of work done by the gas on the surroundings is equal to the product of the pressure and the change in volume.

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Answer:

No, they will not change.

Explanation:

The total number of intensity maxima observed is determined as 15.

The number of intensity maxima observed is calculated as follows;

\(n = \frac{1}{\lambda N}\)

n = (1) / (450 x 10⁻⁹ x 300 x 10³)

n = 7.4

The total number of intensity maxima observed;

nt = 2n + 1

nt = 2(7) + 1

nt = 15

Thus, the total number of intensity maxima observed is determined as 15.

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Answer:

1000m=1km

simple :) . . .

The equations mentioned by Emily in the valuation analysis for Aspeon are as follows:

1) Equation (1): This equation represents the value of equity (S) and calculates it based on the EBIT (earnings before interest and taxes), the tax shield provided by debt (D), and the required return on debt (kd) and equity (ks). It implies that the value of equity is equal to the adjusted EBIT after deducting the tax shield from debt.

2) Equation (2): This equation calculates the total enterprise value (V) by adding the value of equity (S) and debt (D). It represents the total worth of the company, considering both equity and debt.

3) Equation (3): This equation calculates the price per share (P) by dividing the total enterprise value (V) minus the initial debt (D0) by the number of shares (n0). It represents the price per share based on the valuation of the company.

4) Equation (4): This equation calculates the new number of shares (n1) by subtracting the dividend (D) from the initial number of shares (n0) divided by the price per share (P). It represents the adjusted number of shares after the payment of dividends.

5) Equation (5): This equation calculates the levered value (VL) by adding the unlevered value (VU) with the tax shield value (TD). It represents the value of the company after considering the tax advantages of debt.

These equations provide a framework for valuation analysis, considering factors such as earnings, taxes, debt, and equity. They help assess the value and financial implications of Aspeon's growth prospects.

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The ring accelerates in the direction of the net unbalanced force. Thus option C is the correct answer.

According to Newton's second law of motion, the net force acting on an object is equal to the mass of the object multiplied by its acceleration. If the forces exerted by the two students in the tug-of-war are unbalanced, there will be a net force acting on the steel ring.

The direction of this net force will be in the direction of the stronger force. As a result, the ring will accelerate in the direction of the net unbalanced force. This means that the ring will begin to move, and its velocity will change as long as the net force is applied.

Since the steel ring is accelerating, it can no longer be at rest, and it will not move at a constant velocity. The ring will move in the direction of the stronger force until the forces exerted by the students are balanced again.

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Answer:

The answer is below

Explanation:

Using the equation of newton law of motion for an object thrown vertially upwards:

v = u - gt

where u is the initial velocity, g = acceleration due to gravity and t is the time taken to reach maximum height.

Given that u = 30 m/s, at maximum height, v = 0, g = 10 m/s². Therefore:

0 == 30 - 10t

10t = 30

t = 30/10

t = 3 seconds

b) The time taken to reach the highest point = 3 seconds. Therefore the total time before it returns back to its original height = 2t = 2(3) = 6 seconds

The equation for the turtle's position as a function of time is: x = 2t

The equation for the turtle's position as a function of time can be represented by the equation x = vt + x₀, where x is the turtle's position on the x-axis, v is its velocity, t is the time elapsed, and x₀ is the initial position of the turtle.

In this case, since the turtle is crawling along a straight line on the x-axis, its velocity will be constant. Let's say the turtle's velocity is 2 units per second and its initial position is at x = 0.

Using the equation x = vt + x₀, we can substitute the values: x = 2t + 0.

Simplifying the equation, we get x = 2t.

This means that the turtle's position on the x-axis is equal to 2 times the elapsed time. For example, if the turtle has been crawling for 5 seconds, its position would be x = 2(5) = 10 units.

In this case, x = 2t represents the equation for the turtle's position as a function of time.

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Answer:

b.fabric

Explanation:

Nowadays, when people talk about space-time, they often describe it as resembling a sheet of rubber. This, too, comes from Einstein, who realized as he developed his theory of general relativity that the force of gravity was due to curves in the fabric of space-time.

Answer:

B. fabric

Explanation: