The speedometer of a car moving to the east reads 55 mph. it passes another car that moves to the west at 55 mph.
a the cars have the same speed and the same velocity.
b the cars have the same speed but not the same velocity.

The worries that critics have regarding genetically engineered crops in Africa include potential impacts on trade, dependency on foreign technology, and concerns about compatibility with local farming practices.

a. The significant impact the genetically engineered crops could have on trade in the region: Genetically engineered crops could potentially have a significant impact on trade in the region as they could flood the market, thereby disrupting existing farming systems and potentially leading to the displacement of small-scale farmers.

b. Dependency on foreign private sector businesses for technology needs: Critics have expressed concerns about the dependency of African countries on foreign private sector businesses for technology needs related to genetically engineered crops.

c. The concern over how compatible the genetically engineered crops will be with local farming standards: Critics are also concerned about the compatibility of genetically engineered crops with local farming standards and practices, as well as their potential impact on the environment and human health.

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Critics of genetically engineered crops in Africa have several concerns, including The potential impact these crops may have on regional trade, as they could affect export markets and trading relationships.

A growing dependency on foreign private sector businesses for technology needs might lead to a loss of control over agricultural resources and practices. Compatibility issues with local farming standards, as genetically engineered crops, may not align with traditional methods or environmental considerations, potentially disrupting the local agricultural systems. Engineered refers to something that has been intentionally designed, constructed, or modified using scientific principles and specialized knowledge to achieve a specific function or purpose. The term is often used to describe products, systems, or structures that require a high degree of precision, reliability, and efficiency. Examples of engineered products include aircraft, automobiles, bridges, computers, and medical devices. Engineers are professionals who apply their scientific and technical expertise to design and develop these products, as well as to solve complex problems in various fields such as civil, mechanical, electrical, and aerospace engineering. Engineered products and solutions play a critical role in modern society, improving our quality of life and driving innovation and economic growth.

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Answer:

I. Angle = 41.7° Northeast.

II. Vr = 7.08m/s

Explanation:

Let the two cars be denoted by A and B

Given the following data;

Mass of car A = 1232 Kg

Velocity of car A = 25.6 m/s

Mass of car B = 2028 Kg

Velocity of car B = 17.5m/s

First of all, we would solve for momentum;

Momentum = mass × velocity

Momentum, M1 = 1232 × 25.6

Momentum, M1 = 31539.2 Kgm/s

Momentum, M2 = 2028 × 17.5

Momentum, M2 = 35490 Kgm/s

Now, let's find the resultant momentum using the Pythagoras theorem;

R² = M1² + M2²

R² = 31539.2² + 35490²

R² = 994721136.6 + 1259540100

R² = 2254261237

Taking the square root of both sides, we have

Resultant momentum, R = 47479.06 Kgm/s

To find the direction;

Angle = tan¯¹(M1/M2)

Angle = tan¯¹(31539.2/35490)

Angle = tan¯¹(0.89)

Angle = 41.7° Northeast.

To find the speed;

R = (M1 + M2)Vr

47479.06 = (31539.2 + 35490)Vr

47479.06 = 67029.2Vr

Vr = 47479.06/67029.2

Vr = 7.08m/s

Answer:

an icicle

Explanation:

and icicle has less air resistance compared to that of a snow flake

Answer:

Generally speaking, scientists have developed four different methods of determining the age of the earth. By using these methods, or a combination of them, the age of geological formations created by past events and even the fossilized bones of prehistoric animals can be determined.

Based on the research done by scientists, the Geologic Column, a graph that illustrates earth age, was developed. The Column, with its names for the epochs and eras of time, illustrates what scientists think was taking place in earth history. A small version of the Geologic Column is pictured at the right.

Explanation:

I hope this helps :)

Answer:

Add Ff from Fa

Explanation:

Fnet = sum of all force

horizontal net force = Ff + Fa

Answer:

27N

Explanation: workdone = force * distance

         Hence Force= workdone/distance

                               = 405/15

                               = 27N

No, the object's displacement and distance traveled will be equal; however, because the object's initial position is unknown, the object's position may differ from its displacement and distance traveled.

Because the initial position is not provided, we cannot assert that the displacement or distance equals the position. We might have arrived at a different conclusion if the starting point had been zero, because the distance from zero equals the position.

What precisely do you mean by position, displacement, and distance?

The location of an object (whether a person, a ball, or a particle) at a given point in time is referred to as its position. The displacement of an object is the difference in its position from one time to the next. Distance is the total amount the object has traveled in a certain period of time.

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If you were standing on the far side of the moon, you would never be able to see the Earth.

The moon is tidally locked to Earth, which means that the same side of the moon always faces Earth. This is why we only ever see one side of the moon from Earth. Similarly, if you were standing on the far side of the moon, the Earth would always be blocked from view by the moon itself. So, no matter where you stood on the far side of the moon, you would never be able to see the Earth.

In addition, there are no other objects in space that would consistently block the view of the Earth from the far side of the moon. So, the only thing preventing you from seeing the Earth would be the moon itself.

Overall, standing on the far side of the moon would offer a unique and breathtaking view of the universe, but unfortunately, the Earth would not be visible from that vantage point.

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Answer:

i don't really know the exact answer but i would say something like earthquakes or steam/excessive heat

Explanation:

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.

Answer:

Summary of Method

In aqueous solution, unionized ammonia exists in equilibrium with ammonium ion and hydroxide ion. The

equilibrium constant for this reaction is a function of temperature and solution pH. Thus, if the equilibrium

constant is known for a particular temperature and the pH of the solution is also known, the fraction of unionized ammonia can be calculated. Then, if the total ammonium concentration is known from laboratory

analysis, the un-ionized ammonia concentration can be calculated.

It must be noted however that the concentration of un-ionized ammonia is also dependent on the ionic

strength of the solution. There is a slight decrease in the un-ionized ammonia fraction of total ammonia as the

ionic strength of the solution increases. A method to estimate un-ionized ammonia in saline waters is provided

in Appendix III.

Answer:

nuclear fission

Explanation:

nuclear fission

Answer: Nuclear fission

Explanation:

The total force exerted by the strings on the neck is 3061 N

We must determine the tension in each string and add it together to determine the overall force the strings are applying on the neck.

The wave speed equation may be used to determine the tension in a string:

v = fλ

where v is the speed of the wave (which is the same as the speed of the string), f is the frequency of the note, and λ is the wavelength of the wave (which is twice the length of the string).

For the g and d strings:

λ = 2(0.865 m) = 1.73 m

v = fλ

v_g = (98 Hz)(1.73 m) = 169.5 m/s

v_d = (73.4 Hz)(1.73 m) = 127.0 m/s

The tension in each string can be found using the wave equation:

T = \(μv^2/λ\)

where T is the tension in the string, μ is the linear mass density of the string (mass per unit length), and v and λ are the speed and wavelength of the wave on the string.

For the g and d strings:

\(T_g = (5.8 g/m)(169.5 m/s)^2/1.73 m = 320 N\)

\(T_d = (5.8 g/m)(127.0 m/s)^2/1.73 m = 196 N\)

For the a and e strings

λ = 2(0.865 m) = 1.73 mv = fλ

v_a = (55 Hz)(1.73 m) = 95.2 m/sv_e = (41.2 Hz)(1.73 m) = 71.2 m/s

\(T_a = (26.8 g/m)(95.2 m/s)^2/1.73 m = 1643 N\)

\(T_e = (26.8 g/m)(71.2 m/s)^2/1.73 m = 902 N\)

The total force exerted by the strings on the neck is:

F_total = T_g + T_d + T_a + T_e

F_total = 320 N + 196 N + 1643 N + 902 N

F_total = 3061 N

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Answer:

Explanation:

You cant if the path is crooked then speed wont help but throw you off the track over and over.

Answer:

Depends.

Explanation:

It may be a bit harder because of the path's winding direction, but like the other question I answered, direction does not matter when calculating speed. So, you should be able to determine the speed using the formula per normal.

That is, if this path has railing of some form.

If not, then this answer is almost impossible.

No. Quite literally, it will be impossible, if not very difficult, to calculate an accurate speed.

(speed = distance ÷ time)

Hope this helped!

Source(s) used: My mind and a little bit of G*ogle as a refresher.

a: acceleration

Δv: change in velocity

t: time

a = Δv/t = (21-39)/8 = -18/8 m/s^2 = -2.25 m/s^2

Answer:

Conditions under which the belt and pulleys are operating – The friction between the belt and pulley may decrease substantially if the belt happens to be muddy or wet, as it may act as a lubricant between the surfaces.

Explanation:

I hope that this would be helpful

Answer:

7/3 = 2 1/3

Explanation:

If the numerator is greater than or equal to the denominator of a fraction, then it is called an improper fraction. In that case, you could convert it into a whole number or mixed number fraction. 7/3 = 2 1/3.

Answer:

2.3333 (3-repeating) hope that helps

The higher the relative humidity, the lower the vapor pressure gradient between the skin and the environment.

The relative humidity is a measure of the amount of moisture in the air compared to the maximum amount it can hold at a specific temperature. When the relative humidity is high, it means the air is already saturated with moisture, leaving less room for additional evaporation. As a result, the vapor pressure gradient between the skin and the environment decreases. In other words, there is less of a driving force for moisture to evaporate from the skin into the surrounding air. Conversely, when the relative humidity is low, the air has a greater capacity to hold moisture, creating a larger vapor pressure gradient and promoting faster evaporation from the skin.

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One of the experiments that did not confirm Einstein's general theory of relativity was the Michelson-Morley experiment. The experiment aimed to detect the motion of Earth through a hypothetical medium called the luminiferous ether, which was believed to be responsible for carrying light waves.

The experiment, however, failed to detect any motion of the ether, suggesting that it did not exist. Einstein's theory of relativity later explained the results of the Michelson-Morley experiment by suggesting that the speed of light is constant and does not depend on the motion of the observer or the source of light. This principle, known as the constancy of the speed of light, is one of the cornerstones of Einstein's theory of relativity. Other experiments that confirmed Einstein's general theory of relativity include the deflection of light by the Sun's gravity during a solar eclipse, the precession of the orbit of Mercury, and the gravitational redshift of light. These experiments provided strong evidence for Einstein's theory and helped to establish it as one of the most successful scientific theories of all time.  

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Note- questions seems incomplete. complete question is not available in the search engine.

Answer:Electricity is the flow of electrons. All matter is made up of atoms, and an atom has a center, called a nucleus. When electrons are "lost" from an atom, the free movement of these electrons constitutes an electric current. Electricity is a basic part of nature and it is one of our most widely used forms of energy.

Explanation:

Answer:

Explanation:

Answer:

bada bop boop pow

Explanation:

\(\\ \sf\longmapsto (side)^3\)

\(\\ \sf\longmapsto (5)^3\)

\(\\ \sf\longmapsto 125cm^3\)

Now

\(\\ \sf\longmapsto Density=\dfrac{Mass}{Volume}\)

\(\\ \sf\longmapsto Density=\dfrac{750}{125}\)

\(\\ \sf\longmapsto Density=7g/cm^3\)

The magnitude of the net displacement from the starting point is 28.28 km.

Magnitude refers to the size or scale of something. It is usually used to describe the intensity or strength of an event, object, or phenomenon in terms of its power, size, or extent. Magnitude is often expressed numerically, with a higher number indicating a greater magnitude. For instance, earthquakes are typically measured on the Richter scale, which is a numerical scale used to measure the magnitude of seismic activity. Magnitude can also be used to indicate the importance or significance of something.

The magnitude of the net displacement from the starting point is 28.28 km. This is because the net displacement is the hypotenuse of a right triangle whose legs are the 20 km displacement in the east-west direction and the 20 km displacement in the north-south direction. Using the Pythagorean Theorem, the magnitude of the net displacement can be found by calculating the square root of (20^2 + 20^2), which is 28.28 km.

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need more context than that to answer

On an x-ray, an area of low density is said to be radiolucent and shows up as a dark or less dense area in the image.

A region of low density on an X-ray is referred to as radiolucent. Any item or substance that allows X-rays to easily flow through is referred to as radiolucent. It shows up as a darker or less dense area on the X-ray image.

Air, fat, and specific types of tissue are only a few of the causes of radiolucent regions. In contrast to bone, which is solid and difficult for X-rays to pass through, which appears radiopaque or lighter in colour on an X-ray, a lung full with air will seem radiolucent on an X-ray image.

Radiolucent regions on an X-ray can give doctors and other medical professionals important diagnostic data.

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Changing the length of a string may alter the force in a physical system, like a pulley mechanism, if it impacts its tension and length.

Nonetheless, regarding a digital system such as a software application, replacing the string with another one that does not affect any crucial factors is improbable to cause an alteration in said force amount.

Determining whether changing a component of a method leads to any modifications in strength requires recognizing essential aspects influencing that force while keeping in mind how this modification might hinder these key elements.

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The volumetric flow rate Q is -22,051.2 m³/d, the specific discharge q is -0.374 m/d, and the velocity v is -1.70 m/d (negative sign indicates the direction of flow).

To calculate the volumetric flow rate (Q), specific discharge (q), and velocity (v) of the water flowing through the aquifer, we can use Darcy's Law and the given parameters.

Darcy's Law relates the flow of water in a porous medium to hydraulic conductivity, hydraulic gradient, and cross-sectional area.

Calculate the hydraulic gradient (i):

i = (h₂ - h₁) / L

where h₁ is the head in the upgradient well (68.4 m),

h₂ is the head in the downgradient well (57.2 m),

L is the distance between the wells (710 m).

i = (57.2 - 68.4) / 710 = -0.0155

Calculate the cross-sectional area (A):

A = width × thickness

The width of the valley is given as 1.4 km, which is equivalent to 1,400 m.

A = 1,400 m × 42 m = 58,800 m²

Calculate the volumetric flow rate (Q):

Q = K × A × i

where K is the hydraulic conductivity (24 m/d).

Q = 24 m/d × 58,800 m² × (-0.0155)

Q = -22,051.2 m³/d

Calculate the specific discharge (q):

q = Q / A

q = -22,051.2 m³/d / 58,800 m²

q = -0.374 m/d

Calculate the velocity (v):

v = q / n

where n is the effective porosity (0.22).

v = -0.374 m/d / 0.22

v = -1.70 m/d

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Answer:

The answer is d

Explanation:

Because he is from the same species

Answer:

D

Explanation: