Which of the following would be useful to show the growth rate of plants at varying temperatures?


bar graph


circle graph


line graph


frequency table

According to the question the tension in each wire is 1.96 N.

Tension is a term that describes the psychological and physical state of a person or system in which there is a high degree of stress, uncertainty, and anxiety. It is often associated with conflict and is often experienced when individuals or groups feel threatened or constrained in some way. Tension can be experienced in a variety of different contexts, from interpersonal relationships to the workplace. It can result from a variety of different factors, including a lack of communication, conflicting goals or expectations, and unmet needs.

The body is in equilibrium when the sum of all forces acting on it is equal to zero. In this case, the forces acting on the metal tube are the two wires and the weight of the tube due to gravity.

The tension in each wire is equal to the weight of the tube divided by the length of the tube. This is because the tube is suspended horizontally, so the forces in each wire must be equal in order to keep the tube in equilibrium.

Therefore, the tension in each wire is:

T = (9 kg × 9.8 m/s2) / (5 cm × 0.01 m)

= 1.96 N

Therefore, the tension in each wire is 1.96 N.

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The density of water is approximately 1 g/cm^3. Therefore, the volume of 2800 g of water would be 2800 cm^3 because density is mass/volume, and so volume is mass/density.

Since this volume is inside a cubic box, the length of each side of the cube (a, for instance) could be found by taking the cubic root of the volume. This is because the volume of a cube is calculated by a^3 (length of one side cubed). Hence, a = cube root of 2800 cm^3 ≈ 14.1 cm.

Converting centimeters to meters (as 1 meter is equal to 100 centimeters), we get approximately 0.141 meters.

So the filled cubic box has a side length of approximately 0.141 m.

The distribution of the 25 nearest stars is more indicative of a sample of stars in the galaxy as a whole because of their diversity and range of attributes, despite the fact that both the 25 brightest stars and the 25 nearest stars are significant groups of stars. The galaxy's brightest stars are remarkable objects with unique characteristics that are not typical of the galaxy's overall star population.

The distribution of the 25 brightest stars on the Hertzsprung-Russell (HR) Diagram is different from that of the 25 nearest stars. The brightest stars are typically massive, hot, and luminous, and they fall in the upper-left portion of the HR Diagram, in the region of the blue supergiants, main-sequence O and B stars, and the giant and supergiant stars. The nearest stars, on the other hand, include a wide range of stars with varying masses, temperatures, and luminosities, and they are spread across different regions of the HR Diagram.

In general, the distribution of the 25 nearest stars is more representative of a sample of stars in the galaxy as a whole. This is because the nearest stars are a diverse group of stars, including both low-mass and high-mass stars, and they represent a broader range of ages and evolutionary stages than the 25 brightest stars. The nearest stars are also easier to study and observe in detail, which makes them more suitable for studying the properties and characteristics of stars in the galaxy.

The 25 brightest stars, on the other hand, are not representative of the typical star population in the galaxy. They are rare and exceptional objects, with extreme properties that make them stand out from the majority of stars. The brightest stars are often short-lived, with lifetimes of only a few million years, and they are typically located in regions of active star formation, such as giant molecular clouds or stellar clusters.

Therefore, while the 25 brightest stars and the 25 nearest stars are both important groups of stars, the distribution of the 25 nearest stars is more representative of a sample of stars in the galaxy as a whole, due to their diversity and range of properties. The brightest stars are exceptional objects with extreme properties and are not representative of the typical star population in the galaxy.

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The free body diagram of the given system will include a normal force of value 9 Newton perpendicular to the surface with friction force at 30° with 12 newton force and the weight of 15 Newton pointing downwards.

Free body diagram refers to the formation of a system showing all the possible forces that are being exerted on the body isolating it from the surrounding.

System refers to the object of inspection i.e. the thing that is being noted down a system can be anything from an object to multiple objects and even surrounding whereas surrounding is everything else that is not a part of the system.

We have been already given all the required inputs that will help us to create a free body diagram including:

Friction force on the body being = 12 Newton

Weight of the body = 15 Newton

Normal acting on the body = 9 Newton

To create the free body diagram we simply isolate or from the surrounding and consider it to be a system then help of the vectors we will create the system consisting of the body and all the possible forces that acting on it.

We now draw the vectors for friction force weight of the body and normal acting on the body to get our required free body diagram.

Therefore, the free body diagram of the given system will include a normal force of value 9 Newton perpendicular to the surface with friction force at 30° with 12 newton force and the weight of 15 Newton pointing downwards.

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Answer:

The value is \(R = 0.321 \ \Omega\)

Explanation:

From the question we are told that

   The diameter is  \(d = 8.252 \ mm = 0.008252 \ m\)

    The length of the wire is  \(l = 1.0 \ km = 1000 \ m\)

   Generally the cross sectional area of the copper wire is mathematically represented as

           \(A = \pi * \frac{d^2}{4}\)

=>        \(A = 3.142 * \frac{ 0.008252^2}{4}\)

=>         \(A = 5.349 *10^{ - 5} \ m^2\)

Generally the resistance is mathematically represented as

      \(R = \frac{\rho * l }{A }\)

Here \(\rho\) is the resistivity of copper with the value  \(\rho = 1.72*10^{-8} \ \Omega \cdot m\)

=>    \(R = \frac{1.72 *10^{-8} * 1000 }{5.349 *10^{ - 5} }\)

=>    \(R = 0.321 \ \Omega\)

Answer:

How does psychology help us understand ourselves?

1. Increased self-understanding and insight. This is a no-brainer: By learning about psychological constructs, such as dimensions of personality, we can better understand ourselves, our motives, and our patterns of behavior. Psychological assessments allow us to better know and understand our true selves.

Fan made of plastic bottle is an innovative way to reuse plastic bottles and can be easily made at home. This can be done by following simple steps, and a few materials are required to make it. The fan can be created by using a plastic bottle, scissors, string, a ruler, and a marker.

First, the bottle needs to be cut into half, and the upper part needs to be cut into three equal sections, then fold each section to make a blade. With the help of a ruler and marker, make a mark on each section, then make a hole in the center of each blade. Insert a string through the holes and tie the ends of the strings. The fan is ready to use by holding the string and swinging it back and forth.

The use of plastic bottle fans can significantly reduce the number of plastic waste and provide a practical solution to avoid environmental pollution. Besides, it is easy to make, and the materials are readily available, which can be used for various occasions, such as picnics, camping, or any outdoor activities.

In conclusion, the creation of a fan made of plastic bottle with string is an excellent way to reuse plastic bottles and can be made with simple steps. This project encourages everyone to contribute to environmental protection by utilizing what is available at home and reducing the number of plastic wastes.

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Answer:

0.00050, 0.000000000406, 36513

The gravitational force of attraction between two bowling balls is 2.0*10⁻¹⁰N

What is gravitational force?

This refers to the force of attraction that exists between two objects with masses.

It can be calculated using:

Fg= Gm₁m₂/r²

Where,

Fg= Gravitational force

G =Gravitational constant(6.67*10⁻¹¹)

r    = distance between the two bodies

m₁m₂= masses of bodies 1 and 2 respectively

From the question:

r = 2.0m

m₁ =3.5 kg

m₂ = 3.5 kg

G= 6.67*10⁻¹¹

Fg=(6.67*10⁻¹¹)*3.5 kg*3.5 kg

                   2.0²  

       =2.0*10⁻¹⁰N

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Answer:

7.5 meters

Explanation:

Answer:

7.5 kilometers

Explanation:

The distance can be found by multiplying the speed by the time.

\(d=s*t\)

The car's speed is 1.5 kilometers per minute. It is traveling for 5.0, or 5  minutes. Therefore,

\(s= 1.5 km/min\\t=5 min\)

Substitute the values into the formula.

\(d=1.5 km/min * 5 min\)

Multiply. When you multiply, the minutes, or "min" will cancel each other out.

\(d= 1.5 km * 5\)

\(d=7.5 km\)

The distance the car travels is 7.5 kilometers.

Answer: the angular velocity of a particle at the Earth's surface is approximately 7.27 x 10^-5 rad/s, and the linear velocity of the particle is approximately 464.1 m/s.

Explanation:

A is the answer  because it is the answer

Answer:

Having a chronic disease

Explanation:

Answer:

Explanation:

As warm air comes in contact with the glass, the air becomes cooler. When that happens the cool air can't hold as much water vapor which condenses on the glass.

The answer is C.

Answer:

The light from the Sun travels through Earth's atmosphere it undergoes scattering before it reaches us.

Explanation:

Thus, there is more probability for shorter wavelength light to get more scattered than for the longer wavelength light.

The earthquake would occur 13 minutes before 10:05 a.m. which will be at 9.52 am.

The p-waves travel with a constant velocity of 7 km/s

The time can be calculated by using the formula

t = d / v

where

T1 =  10:05 a.m

d is the distance they take to travel from the epicenter

v is the speed of the p-waves

On average, the speed of p-waves is

v = 7 km/s

d = 5600 km (given)

Substituting the values in the formula;

t = d / v

t = 5600 ÷ 7

t = 800 seconds

Converting into minutes,

t = 800 ÷ 60

t = 13.3

≈ 13 mins

T1 -  13 mins = T2

10:05 - 13 mins = 9.52 am

It means the earthquake occurred prior 13 minutes, that is at 9.52 am.

Therefore, the earthquake occurred at 9.52 am.

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Answer:

C. 15.0 N.s

Explanation:

What is its change in momentum?15.0 N.s12.0 N.s180 N.s1.30 N.s

The change in momentum of the object is 180 N.s, which is option B.

It is an attribute of a moving body that exists due to its mass and motion and is analogous to the product of the body's mass and velocity.

The change in momentum of an object is equal to the product of the force acting on the object and the time interval during which the force is applied.

Using the given values:

Force = 15.0 N

Time = 12.0 s

Change in momentum = Force x Time

Change in momentum = 15.0 N x 12.0 s

Change in momentum = 180 N.s

Therefore, the change in momentum of the object is 180 N.s.

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The frequency at which the capacitive reactance is 375 ω and the Capacitance of 3.25 μF is 131 s⁻¹.

Capacitance is the ability or capacity of the substance to collect and store electrical energy and the unit of capacitance is Farad (F). Capacitive reactance is the term that measures the opposition to current flow in the AC circuits and the unit of capacitive reactance is the ohm(Ω).

From the given,

The capacitive reactance (Xc) = 375ω

capacitance (C) = 3.25μF

capacitive reactance Xc = 1/(2π×f×C)

Frequency (f) = 1/(2π×Xc×C)

                     = 1/(2×3.14×375×3.25×10⁻⁶)

                     = 131 s⁻¹.

Thus, the frequency of the capacitive reactance is 131 s⁻¹.

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Acceleration is the change in velocity over time. We can calculate the acceleration of the bicyclist during the time 2.0 s to 5.0 s using the formula acceleration = (final velocity - initial velocity) / time.

The initial velocity of the bicyclist at 2.0 s is 2.0 m/s and the final velocity at 5.0 s is 8.0 m/s. The time interval between 2.0 s and 5.0 s is 3.0 s.

Substituting these values into the formula, we get acceleration = (8.0 m/s - 2.0 m/s) / 3.0 s = 6.0 m/s / 3.0 s = 2.0 m/s^2.

So, the acceleration of the bicyclist during the time 2.0 s to 5.0 s was 2.0 m/s^2.

P = [M1 L1 T-2] × [L2]-1 = M1 L-1 T -2. Therefore, the pressure is dimensionally represented as M1 L-1 T -2.

Answer:

Nativism was rejected in the late 1600’s and early 1700’s by a group, of philosophers called?

Empiricists Is the Correct Answer!

xXxAnimexXx

Happy Labor day!

Answer:

Archimedes' principle states that the upward buoyant force that is exerted on a body immersed in a fluid, whether fully or partially submerged, is equal to the weight of the fluid that the body displaces.

Answer:

there usually in lower parts so they don't fall

Explanation:

Answer:

I do not understand what you are asking

Answer:

Because the coefficient of restitution is less than 1.

This coefficient is 1 for a perfectly elastic collision.

Some of the energy of the fall is absorbed by the ball so the ball cannot return to its original height.

Also, you have the effects of air resistance and some energy absorption of the the reflecting surface.

We have that for the Question "Calculate the distance the 500-N chid should sit from the fulcrum (pivot) to balance the sew-saw"

It can be said that

From the question we are told

weights are = 300 N and 500 N

length l = 6 m

take x distance from the 300 N

total torque is zero

\(300*3 = 500x\\\\x = 1.8 m\)

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Answer:

uhh more mass = more pull by gravity = ship go sinky more

Explanation:

The pressure after the temperature has risen to 40.0 °C, assuming that there are no appreciable leaks or changes in volume is 4.35×10⁵ Pa

From the question given above, the following data were obtained:

The pressure the temperature has risen to 40 °C can be obtained as follow:

P₁V₁ / T₁ = P₂V₂ / T₂

Volume = contant

P₁ / T₁ = P₂ / T₂

4.00×10⁵ / 288 = P₂ / 313

Cross multiply

P₂ × 288 = 4.00×10⁵ × 313

Divide both sides by 288

P₂ = (4.00×10⁵ × 313) / 288

P₂ = 4.35×10⁵ Pa

Thus, the pressure at 40 °C is 4.35×10⁵ Pa

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Answer:

A. Increases is the answer.