The number of employees for a certain company has been decreasing each year by 4%. If the company currently has 650 employees and this rate continues, find
the number of employees in 20 years.
The number of employees in 20 years will be approximately
(Round to the nearest whole number as needed)
HELP PLEASE!

Answer:

read the bottom

Explanation:

Earthquakes cause tsunamis by displacing large amounts of water when the seafloor or the lake floor abruptly deforms

hope this helps!

The spring stiffness is quantified by the spring constant, or k. For various springs and materials, it varies.

The stiffer the spring is and the harder it is to stretch, the larger the spring constant.

Springs are pliable mechanical devices that regain their previous shape after deforming, i.e. after being stretched or compressed. They are an essential part of many different mechanical devices.

The well-known metal coil has evolved into an essential element in the modern world, appearing in everything from engines to appliances to tools to automobiles to medical equipment and even basic ball-point pens. The spring's ability to store mechanical energy accounts for its widespread use and applications.

Therefore, The spring stiffness is quantified by the spring constant, or k. For various springs and materials, it varies.

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Answer:

acceleration = change in velocity / change in time

acceleration = 14/10

acceleration = 1.4/s^2

The refraction of a sound wave occurs when the sound wave bends as it passes through the boundary between media. Refraction occurs when there is a difference in the speed of sound waves in two different media.

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Copper, an essential mineral, is naturally present in some foods and is available as a dietary supplement. It is a cofactor for several enzymes (known as "cuproenzymes") involved in energy production, iron metabolism, neuropeptide activation, connective tissue synthesis, and neurotransmitter synthesis. It’s classified as a native element. Copper's metallic luster attracted people's attention. Today most copper is produced from sulfide ores. Copper is an excellent conductor of electricity. Most copper mined today is used to conduct electricity - mostly as wiring.

Answer:

The speed of sound in air at 5°C is approximately 331.4 m/s.

To find the wavelength of a sound wave, we can use the formula:

wavelength = speed of sound / frequency

wavelength = 331.4 / 651

wavelength = 0.509 meters (or 50.9 centimeters)

Therefore, the wavelength of a 651 Hz sound wave in air at 5 degrees Celsius is approximately 0.509 meters.

The velocity of propagation is v = 3.836 m/s ±  5%

Data;

The velocity of the flow is calculated as

\(v_h = \sqrt{2gh}\)

h = height of the fluid from the orifice

h = 0.75 ± 10%m

\(v = \sqrt{2*9.81*0.75}\\g = 9.81 m/s^2\\v = 3.836 m/s\)

The uncertainty or error in calculating velocity

\(v = \sqrt{2gh}\)

The uncertainty = 1/2 * error in 'h'

\(\frac{1}{2} * 10 \% = +5 \%\)

The uncertainty = ± 5%

The velocity of propagation is v = 3.836 m/s ±  5%

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The mass of a substance is not directly related to latent heat. Instead, latent heat is a parameter that describes the amount of energy required or released during a phase shift of a substance.

Latent heat can be thought of as hidden energy that is supplied or extracted to change the state of a substance without changing its temperature or pressure.

Latent heat is energy released or absorbed, by a body or a thermodynamic system, during a constant-temperature process—typically a first-order phase transition.

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Answer:

0.176

Explanation:

(5.27)/(3.05*9.8)

It is indeed 0.176 for the answer.

Answer:

ok just count the number of elements in each one…

UF4

1 U and 4 F

4+1 = 5

3Na2MoO4 = 3* (2Na + 1Mo + 4O) = 3* (2+1+4) = 7*3 = 21

BiOCl = 1 + 1 + 1 = 3

9 InN = 9* (1+1) = 9*2 = 18

NH4SCN = 1 + 4 + 1 + 1 + 1 = 8

5 * (3+4) = 5*7 = 35

NH4ClO3 = 1 + 4 + 1 + 3 = 9

NOHSO4 = 1 + 1 + 1 + 1 + 4 = 8

4H2 = 4*2 = 8

NbOCl3 = 1 + 1 + 3 = 5

3CF3SO3H = 3*(1 + 3 + 1 + 3 + 1) = 3*9 = 27

AgCNO = 1 + 1 + 1 + 1 = 4

6PbHAsO4 = 6 * (1 + 1 + 1 + 4) = 6*7 = 42

elements with more than one letter usually have the first letter uppercase, and the rest of the letters lowercase

such as Cl (Chlorine), As (Arsenic), Ag (silver)

whereas elements with only 1 letter just have that letter as a capital letter

such as H (hydrogen) S(sulfur) O(oxygen)

the letter behind the molecule/compound‘s formula is known as the coefficient.

for example, 4H2… 4 is the coefficient, so add the rest of the atoms and then multiply the whole thing by 4

2 atoms of hydrogen * 4 = 8

Answer:

Isobaric process is one carried out at constant Pressure.

Explanation:

An isobaric process is a process that takes place under constant pressure. The first law of thermodynamics can be written as follows for the Isobaric Process:

ΔQ = ΔU + PΔV

where,

ΔQ =  Heat Transfer

ΔU = Change in Internal Energy of the System

P = Constant Pressure

ΔV = Chang in Volume of the System

In an isobaric process, heat supplied to the system is utilized to increase its internal energy and to do work.

Hence, all the options given are incorrect. The correct option is:

Isobaric process is one carried out at constant Pressure.

The total distance is 105 kilometers and the total displacement is 15 kilometers east. Option C

To calculate the total distance, we add the distances traveled in each leg of the journey: 60 kilometers (from A to B) + 45 kilometers (from B back to A) = 105 kilometers.

However, displacement refers to the change in position of an object in a straight line from its starting point to its ending point. In this case, since the boat starts and ends at the same point (A), the total displacement is zero.

Hence The total distance is 105 kilometers and the total displacement is 15 kilometers east.

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In a genetic cross Rr x rr the percentage of offspring will be round will be 50% since this trait is associated with the recessive genotype (rr).

The recessive genotype in a genetic cross is the proportion of offspring that will be homozygous recessive and therefore will express the recessive trait such as in this case round plants that are produced by the combination of recessive and heterozygous parents.

Therefore, with this data, we can see that recessive genotypes in a genetic cross are generated by the combination of two recessive gametes.

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Answer: Can't see clearly.

Explanation:

Answer:

Volume, velocity and variety.

When it comes to phase shifts or phase change the greater the intermolecular interactions are the closer the molecules are to one another.

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Answer:

You should probably try following the instructions and you will be able to find the answer to the question :>

Explanation:

but mostly the technology's using us

Answer:

1.4 m/s2

Explanation:

i took the test

If a wave has an amplitude of 0.0800 m and is moving 7.33 m/s. The

wavelength of the wave is 1.69m.

The wavelength of a wave can be determined using the equation:

Wavelength = velocity / frequency

To determine the frequency we need to calculate the reciprocal of the time it takes for one complete oscillation.

frequency = 1 / time

frequency = 1 / 0.230

frequency ≈ 4.35 Hz

Substitute the values into the wavelength equation:

wavelength = velocity / frequency

wavelength = 7.33 / 4.35

wavelength ≈ 1.69m

Therefore the wavelength of the wave is approximately 1.69 meters.

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The owner's velocity is in the opposite direction of the combined velocity of the dog and the cat, and its magnitude is approximately 0.916 m/s.

To solve the given problem, we can use the principle of conservation of momentum to find the direction and magnitude of the owner's velocity.

Let's denote the velocity of the dog as v1 (northward), the velocity of the cat as v2 (eastward), and the velocity of the owner as v (unknown).

According to the conservation of momentum, the total momentum before the interaction is equal to the total momentum after the interaction.

The total momentum before the interaction is given by:

Total momentum before = (mass of the dog * velocity of the dog) + (mass of the cat * velocity of the cat) + (mass of the owner * velocity of the owner)

Mass of the dog (m1) = 24.4 kg

Velocity of the dog (v1) = 2.14 m/s

Mass of the cat (m2) = 5.53 kg

Velocity of the cat (v2) = 3.56 m/s

Mass of the owner (m3) = 78.5 kg

Velocity of the owner (v) = unknown

Total momentum before = (24.4 kg * 2.14 m/s) + (5.53 kg * 3.56 m/s) + (78.5 kg * v)

The total momentum after the interaction is zero since the owner has the same momentum as the pets taken together.

Total momentum after = 0

Equating the two expressions:

(24.4 kg * 2.14 m/s) + (5.53 kg * 3.56 m/s) + (78.5 kg * v) = 0

Simplifying the equation:

(52.216 kg·m/s) + (19.6488 kg·m/s) + (78.5 kg * v) = 0

71.8648 kg·m/s + (78.5 kg * v) = 0

Solving for v:

78.5 kg * v = -71.8648 kg·m/s

v = -71.8648 kg·m/s / 78.5 kg

v ≈ -0.916 m/s

Therefore, the direction of the owner's velocity is opposite to the combined velocity of the dog and the cat, and the magnitude of the owner's velocity is approximately 0.916 m/s.

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The potential energy of the roller coaster is 176,400 J (joules).

The potential energy of an object is given by the formula PE = mgh, where PE is the potential energy, m is the mass of the object, g is the acceleration due to gravity, and h is the height or vertical position of the object.

In this case, the roller coaster is at a peak of 20m and has a mass of 900kg. The acceleration due to gravity, g, is approximately 9.8 \(m/s^2\).

Using the formula, we can calculate the potential energy:

PE = mgh

= (900 kg)(9.8 \(m/s^2\))(20 m)

= 176,400 J

Therefore, the potential energy of the roller coaster is 176,400 J (joules).

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No,  recent changes in solar radiation are not correlated with the earth's temperature.

Seasonal temperatures of sites at various latitudes are influenced by the angle of incoming solar radiation. The incoming solar energy is more direct (almost perpendicular or closer to a 90° angle) when the sun's rays hit the surface of the Earth close to the equator. Warmer temperatures result from solar radiation being concentrated over a smaller surface area.

Higher latitudes have narrower solar radiation angles, which spread energy across a broader region of the surface and result in cooler temperatures. Surface temperatures are typically warmer at lower latitudes and cooler at higher latitudes because the angle of radiation varies with latitude (even though higher latitudes have more hours of daylight during the summer months).

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Taking into account the definition of wavelength, frecuency and propagation speed, the frequency is 5 Hz.

Wavelength (λ) is the distance between two consecutive points that are in the same state of vibration (the state of vibration is called phase). It is expressed in units of length (m).

Frequency (f) is the number of waves per unit of time and is normally expressed in Hertz (Hz) which is the number of waves per second.

The velocity of propagation is the speed with which the wave propagates in the medium. Relate the wavelength (λ) and the frequency (f) inversely proportional using the following equation:

v = f * λ

In this case, you know:

Replacing in the previous expression:

50 m/s= f× 10 cm

Solving;

f= 50 m/s÷ 10 cm

f= 5 Hz

Finally, the frequency is 5 Hz.

Learn more:

Answer:

what

Explanation:

what I dont get it??

Answer:

that makes me confused I don't think of pizza the same again LOL

So, the force of gravity that the asteroid and the planet have on each other approximately \( \boxed{\sf{2.9 \times 10^{17} \: N}} \)

Hi ! Now, I will help to discuss about the gravitational force between two objects. The force of gravity is not affected by the radius of an object, but radius between two object. Moreover, if the object is a planet, the radius of the planet is only to calculate the "gravitational acceleration" on the planet itself,does not determine the gravitational force between the two planets. For the gravitational force between two objects, it can be calculated using the following formula :

\( \boxed{\sf{\bold{F = G \times \frac{m_1 \times m_2}{r^2}}}} \)

With the following condition :

We know that :

What was asked :

Step by step :

\( \sf{F = G \times \frac{m_X \times m_Y}{r^2}} \)

\( \sf{F = 6.67 \cdot 10^{-11} \times \frac{1.55 \cdot 10^{22} \cdot 3.95 \times 10^{28}}{(3.75 \times 10^{11})^2}} \)

\( \sf{F \approx \frac{40.84 \times 10^{-11 + 22 + 28}}{14.0625 \times 10^{22}}} \)

\( \sf{F \approx 2.9 \times 10^{39 - 22}} \)

\( \sf{F \approx 2.9 \times 10^{17} \: N} \)

So, the force of gravity that the asteroid and the planet have on each other approximately

\( \boxed{\sf{2.9 \times 10^{17} \: N}} \)

Answer:

what are the choices

Explanation:

don't worry i'll edit it

The half-life of hypothetical element  technetium-99 is 210,936 years.

Half-life of the hypothetical element From the graph provided in the question, the half-life of the hypothetical element can be obtained by finding the time taken for the element to reduce to half its original quantity. Here, it can be seen from the graph that the quantity of the element reduces from 40 to 20 on day 4. Therefore, the half-life of the hypothetical element is 4 days.2. Time taken for a sample to decay from 100 grams to 25 gramsIf the half-life of a given substance is 65 days, then the quantity of the substance reduces to half every 65 days. From 100 grams to 50 grams, it takes one half-life cycle. From 50 grams to 25 grams, it will take another half-life cycle.

Therefore, it will take two half-life cycles, which is 2 × 65 = 130 days, for a 100-gram sample of the substance to decay until there is only 25 grams of the radioactive material remaining.3. Half-life of a sample that decays from 200 grams to 50 grams in 60 minutesIt is given that the sample of radioactive isotopes takes 60 minutes to decay from 200 grams to 50 grams. To find the half-life, we need to determine how many times the sample has lost half of its mass, which tells you how many half-life cycles have occurred.At 30 minutes, the sample reduces to half its original quantity, which is 100 grams. At 45 minutes, it reduces to 50 grams, which is half of 100 grams. Therefore, it takes two half-life cycles to reduce from 200 grams to 50 grams in 60 minutes. Hence, the half-life of the isotope is 15 minutes.4. Half-life of technetium-99 that decays from 500.0 g to 62.5 g in 639,000 yearsIt is given that a 500.0 g sample of technetium-99 decays to 62.5 g of technetium-99 remaining in 639,000 years. We can use the half-life formula to find the half-life of technetium-99.t1/2 = (t × log2) / log(N0 / Nt) Where,t1/2 = half-life of the substanceN0 = initial quantity of the substance Nt = quantity of the substance left after time t (in years)t = time (in years)From the given data,t1/2 = (639000 × log2) / log(500.0 / 62.5)t1/2 = 210,936 years.

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The speed of the 5.30-kg object when it has fallen 2.50 m is 3.03 m/s.

In the scenario, the two objects (m1 = 5.30 kg and m2 = 3.50 kg) are connected by a light string passing over a light, frictionless pulley. When the 5.30-kg object is released from rest at a point

h = 4.00 m

above the table, we have to find the tension, acceleration, and speed of the 5.30-kg object. The following are the answers to parts a, b, and c of the given question.a. What is the tension in the string?The tension in the string is equal to the weight of the objects. Therefore, we can calculate the tension in the string as:

$$T = (m_1 + m_2)g$$

Substitute the values to get:Tension

T = (5.30 kg + 3.50 kg) × 9.8 m/s² = 82.6 NAns

The tension in the string is 82.6 N.b. What is the acceleration of the 5.30-kg object?We can calculate the acceleration using the formula:

$$a = \frac{m_1 - m_2}{m_1 + m_2}g$$

Substitute the values to get:Acceleration

a = (5.30 kg - 3.50 kg) / (5.30 kg + 3.50 kg) × 9.8 m/s² = 1.84 m/s²Ans:

The acceleration of the 5.30-kg object is 1.84 m/s².c.

What is the speed of the 5.30-kg object when it has fallen 2.50 m?We can use the formula to calculate the final velocity of an object with constant acceleration. The formula is

v² = u² + 2aswhere:v = final velocityu = initial velocity = 0as = acceleration × distance = 1.84 m/s² × 2.50 m = 4.6 m/s²Substitute the values to get:

v² = 0² + 2 × 1.84 m/s² × 2.50 mv² = 9.2 m²/s²v = √9.2 m²/s² = 3.03 m/sAns:

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The magnitude of the electric flux through the sheet is 4.05 N m² C⁻¹ (Option E).

The electric flux through a surface is given by the product of the electric field strength and the area of the surface projected perpendicular to the electric field.

In this case, the electric field strength is 18 N C⁻¹, and the area of the sheet projected perpendicular to the electric field is 0.450 m²

(since the normal to the sheet makes an angle of 60° with the electric field). Multiplying these values gives the electric flux:

Electric flux = Electric field strength × Area

Electric flux = 18 N C⁻¹ × 0.450 m²

Electric flux = 8.1 N m² C⁻¹

In summary, the magnitude of the electric flux through the sheet is 4.05 N m² C⁻¹. This value is obtained by multiplying the given electric field strength by the projected area of the sheet perpendicular to the electric field.

The angle of 60° is taken into account to determine the effective area for calculating the flux.(Option E).

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Answer:

700km

Explanation:

going was 250km and leaving was 450

250+450=700