physics ap if bungee jumping is supposed to be safe but you are bouncing shouldn't the impulse be greater? if the impulse is greater, why don't you get hurt more

Answer:

C. Leadville has a higher elevation.

Explanation:

In those two cities depicted in the picture, one city being further west or east does not cause significant temperature change. (Too north or too south can change this but this is not what we are supposed to find.) Rules out A.

Latitude is basically where a city is on the map, either north or south, and they have the same latitude, so B doesn't make sense.

A difference between an average high and low does nothing to why it would be colder in one place over another.

C is the logical answer for this question. The elevation, or how high you're elevated, changes the temperature. The higher the elevation, the colder it becomes since you're more closer to the clouds, and the clouds are actually really cold. Did you know that? this is why we cannot breathe outside in airplanes, it is way too cold and not enough CO2 to survive.

Answer:

4.33 Km

Explanation:

Given :

\(\theta\ = \ 60\)

\(T=5.0\ km\)

According to the question the southern component of the run can be written as

\(T_{y} \ =T Sin\theta\)

\(T_{y} \ = 5 *sin60 \ \degree\)

\(T_{y} \ = 4.33\ km\)

and the direction is towards the south.

Answer:

D 4.3 km

Explanation:

A string with mass density equal to 0. 0025 kg/m is fixed at both ends and at a tension of 290 n. Resonant frequencies are found at 558 Hz and the next one at 744 Hz. The length of the wire will be L = 0.91 m

A resonant frequency of a string is its natural frequency of a standing wave that is produced in it. The standing waves in the string are called harmonics. A string of a fixed length can have many standing waves. The frequencies of these standing waves are called resonant frequencies.

frequency = 1 / 2L (\(\sqrt{\frac{T}{mu} }\))

L = length of the spring

T = Tension

fundamental frequency = 744 - 558 = 186  Hz

186 = 1/2(L) (\(\sqrt{\frac{290}{0. 0025 } }\))

L = 340 / (186 * 2)

L = 0.91 m

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The bandwidth of the periodic composite signal is drawn as a range between 100 Hz and 2100 Hz , The data rates for sending a digital signal using one harmonic, three harmonics, and five harmonics on a TV channel with a 6 MHz bandwidth would be 6 MHz, 18 MHz, and 30 MHz .

For the first question

Draw the bandwidth of a periodic composite signal, we need to consider the highest frequency component present in the signal.

We have two sine waves one with a frequency of 100 Hz and the other unspecified. Since the bandwidth is given as 2000 Hz, we can assume that the second sine wave has a frequency of 2100 Hz (2000 Hz above the first sine wave frequency).

Draw the bandwidth, we can create a graph with frequency on the x-axis and amplitude on the y-axis.

We plot the amplitude values for the two sine waves at their respective frequencies (100 Hz and 2100 Hz). The bandwidth will be the range between these two frequencies on the x-axis.

For the second question

The data rate for a digital signal transmitted using one harmonic, three harmonics, and five harmonics can be calculated by multiplying the channel bandwidth by the number of harmonics used. Since the bandwidth is given as 6 MHz, the data rates would be as follows:

One harmonic: 6 MHz

Three harmonics: 18 MHz

Five harmonics: 30 MHz

The data rate increases with the number of harmonics used because each harmonic contributes additional information to the signal, allowing for a higher data transmission rate.

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The given statement "Average velocity can be expressed as (Δs/Δt) where s(t) is the position function." is True. Average velocity is defined as the change in position over a given time interval.

This can be expressed mathematically as (Δs/Δt), where Δs is the change in position and Δt is the change in time. The position function, s(t), gives the position of an object at any given time t. By calculating the difference in position over a specific time interval, we can determine the average velocity of the object during that interval. This calculation is a fundamental concept in calculus and physics, as it allows us to understand how objects move and change over time. Therefore, it is true that average velocity can be expressed as (Δs/Δt) where s(t) is the position function.

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The cycle of water or H₂O evaporating from lake and other bodies of water forming clouds and rain back to the surface of the earth happens in hydrosphere and stratosphere.

Hydrosphere is defined as water that is on the earth including surface of the planet such as ocean, lake and ice, underground source of water such as groundwater, as well as moisture in the air. The water, also known as H₂O gets heated up by the sun, evaporates into the air forming clouds happen in the atmosphere of the earth, specifically stratosphere, where most of the clouds are forming. After the clouds can no longer hold the accumulation of vaporization of the water, it will eventually get released back into the earth in the form of rain or snow.

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Squall lines most often form ahead of a cold front. A squall line is a narrow band of thunderstorms that form along or ahead of a cold front.

As the cold front moves into a warm, moist air mass, it causes the warm air to rise rapidly and triggers the development of thunderstorms. These storms can produce strong winds, heavy rain, and lightning, and can sometimes develop into severe thunderstorms that produce tornadoes. Squall lines are often associated with the development of severe weather, and it is important to monitor weather forecasts and take appropriate safety precautions when a squall line is expected.

While squall lines can form ahead of other types of fronts, they are most commonly associated with cold fronts. In contrast, warm fronts tend to produce more widespread, light to moderate precipitation and are less likely to produce severe weather.

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The power dissipated in the internal resistance of the battery is equal to the product of the current flowing through the battery and the voltage drop across the internal resistance.

Every battery has an internal resistance, which causes a voltage drop when current flows through the battery. This voltage drop results in a loss of energy in the form of heat, which is known as the power dissipation in the internal resistance of the battery.

The amount of power dissipated in the internal resistance is directly proportional to the current flowing through the battery and the internal resistance. The higher the current and internal resistance, the more power is dissipated, which can reduce the overall efficiency of the battery and shorten its lifespan.

To maximize the efficiency of a battery, it is important to minimize its internal resistance and choose a battery with low internal resistance.

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Answer: Tech B says that total amperage goes up as more parallel paths are added. Who is correct

Explanation: Tech B is correct, because amperage has been known to go up through when more parallel paths are added to a circuit. this is so because when more resistors are introduced in parallel to a circuit, the resulting  resistance of the circuit would decrease, this increases the total current of the circuit. as a result, when more resistors are added in parallel what you get is a change in the direction of flow which is equal to providing more branches which charge can flow through.

Despite the fact that design is frequently thought of as the domain of creatives who (we have been led to believe) prefer an overall lack of structure, design thinking is very much a structured activity.

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The purpose of tinning the copper conductor in low-voltage electronic cables is to reduce corrosion.

Tinning creates a layer of tin on the copper, which is more resistant to corrosion than bare copper. This layer also provides a barrier that prevents oxidation of the copper, which can result in poor electrical contact and increased resistance. The tinned layer also helps in soldering the wires together, making the connection stronger and more reliable. Additionally, the tin layer can act as a lubricant, making it easier to insert the wire into connectors or terminals.

The tinning of the copper conductor in low-voltage electronic cables is done to reduce the oxidation of the copper surface. Copper can easily oxidize in the presence of air and moisture, which can cause the cable's conductivity to decrease over time. Tinning the copper conductor helps to prevent oxidation, as the tin layer serves as a barrier between the copper and the environment.

Additionally, the tinning process can improve the solderability of the conductor, making it easier to connect to other components in the electronic circuit.

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Answer:

The answer is C!!!!!!!

Becuz meters and seconds are derived into m/s²

Explanation:

Plss follow me and Mark as brainlest

Thanks :-)

Answer:

C. 87 m/s^2

Hope it helps.

Answer:

Accelerating

Explanation:

Option a. When the elevator reaches the 1st floor and comes to a halt, your apparent weight will be less than your true weight.

The apparent weight of an object in an elevator is affected by the force of gravity, the mass of the object, and the acceleration of the elevator. In this case, the elevator is decelerating from the 50th floor to the 1st floor, which means the acceleration is negative. When the elevator reaches the 1st floor and comes to a halt, your apparent weight will be less than your true weight.

To illustrate this concept, consider Newton's Second Law of Motion which states that

Force = Mass x Acceleration (F = ma).

In this case, the force exerted by gravity on the object remains the same (its true weight) but the acceleration changes as the elevator descends. As the acceleration decreases, the apparent weight decreases accordingly.

Therefore, option a is correct.

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Answer: Biology

This is because the first two make no sense and physics is the study of matter and energy. Biology, however, studies the life of plants and animals, which can be used for renewable energy.

Answer:

10096

Explanation:

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Answer: 4.192 years

Explanation:

The change in gravitational potential energy of the couch with 120 kg mass is 9653 J.

The gravitational potential energy is defined as the energy possessed by an object due to its position above the ground. If an object is located near the surface of the earth then the change in gravitational potential energy is given by

ΔU - mgΔh

Where

m = the mass of the object

g = acceleration of gravity

g = 9.8 m / \(s^{2}\)

Δh =  change in height of the object

For the couch in this problem, we have m = 120 kg which is its mass.

Δh = 8.2 cm

Now solving the equation, we get:

ΔU = 120 x 9.8 x 8.2 = 9653 J

The energy gained by the couch is 9653 J

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The power is generated by the machine that lifts the 50 kg box a

distance of 15 m in 8 seconds is 918.75 W (2nd option)

We'll begin by obtaining the work done by the machine in lifting the box. Details below:

Wd = mgh

Wd = 50 × 9.8 × 15

Wd = 7350 J

Finally, we shall determine the power generated. Details below:

P = Wd / t

P = 7350 / 8

P = 918.75 W

Thus, the power generated is 918.75 W (2nd option)

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Answer:

Would it be starting point?

Explanation:

When you start a sport or something, you may not be good or bad at it. However, as time goes on you are going to improve.

Idk if this helps or not buh yeah

Tidal volume is the volume of air inspired or expired during normal respiration. The tidal volume is typically about 500 milliliters during resting breathing, and it can increase to more than 3,000 milliliters during exercise.

The inspiratory capacity is the maximum amount of air that can be inhaled following normal expiration.Tidal volume is the volume of air that moves in and out of the lungs with each breath. It is an essential component of the pulmonary system, and it is used to measure the lung's capacity. Tidal volume can be calculated by dividing the total volume of air moved in and out of the lungs by the total number of breaths taken.

The inspiratory capacity is the volume of air that can be inspired following a normal expiration. This is the maximum amount of air that can be inhaled, and it is used to measure the lung's overall function. The inspiratory capacity is typically measured by a spirometer, which measures the volume of air moved in and out of the lungs during breathing.The figure attached shows a graph of the volume of air breathed over time. The tidal volume is represented by the width of each breath, while the inspiratory capacity is the maximum height that each breath reaches.

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One of the most important relationships between electric and magnetic fields is that a changing electric field produces a magnetic field, and a changing magnetic field produces an electric field.

Electric and magnetic fields are two fundamental components of the electromagnetic force, which is one of the four fundamental forces of nature. The electric field is created by electric charges, while the magnetic field is created by moving electric charges or current.

One of the most important relationships between electric and magnetic fields is that a changing electric field produces a magnetic field, and a changing magnetic field produces an electric field. This is known as electromagnetic induction and is the basis for many technologies, including electric generators and transformers.

Additionally, electric and magnetic fields are intimately related through Maxwell's equations, which describe how electric and magnetic fields interact with each other and with electric charges. These equations show that a changing electric field produces a magnetic field, while a changing magnetic field produces an electric field.

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The superposition principle and the Copenhagen interpretation do not actually contradict each other. The superposition principle states that a quantum particle can exist in multiple states at the same time until it is observed.

The Copenhagen interpretation, on the other hand, states that the act of observation collapses the wave function of the particle, forcing it to exist in only one state.

The two concepts can coexist because the superposition principle is a mathematical description of how particles behave, while the Copenhagen interpretation is a philosophical interpretation of why particles behave the way they do.

The superposition principle simply states that the particle is in multiple states, but the Copenhagen interpretation explains why this is the case. In other words, the superposition principle is a description of the how and the Copenhagen interpretation is a description of the why.

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When a volleyball is tossed over a net, starting from a height of 1.5 meters above the ground, where  after reaching the top of its trajectory it returns to its original height as it falls, the ball's speed is the same as when it was tossed, but its velocity is different.

As ball 1 gets to the top of its trajectory, its velocity becomes zero.

since not stated otherwise, we assume that both balls have the same properties

If ball 2 is released at this instance, then they both will travel down at the same time interval and have initial velocity as zero.

since vertical travel is downwards, then acceleration due to gravity g is positive for both balls.

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Answer:

A foundation.

Explanation:

Balance can be considered a foundation for other physical skills because it is essential for performing many movements and activities effectively and efficiently. Having good balance helps individuals maintain stability and control over their body, which is important for actions like walking, running, jumping, and even standing still. Without good balance, individuals may struggle with coordination, experience falls or injuries, or have difficulty performing tasks that require precise movements. Therefore, developing and maintaining good balance can serve as a foundation for other physical skills and overall physical health.

Answer:

The source of energy that is used to power the movement of contraction in working muscles is adenosine triphosphate (ATP) – the body's biochemical way to store and transport energy. However, ATP is not stored to a great extent in cells. So once muscle contraction starts, the making of more ATP must start quickly.

Explanation: Brainliest?

Answer:

One atom will give electrons to another atom to fill its shell, this is an ionic bond. The atom giving away electrons becomes positive and the one recieving electrons becomes negative.

Explanation:

Answer: One atom will give electrons to another atom to fill its shell, this is an ionic bond. The atom giving away electrons becomes positive, and the one receiving electron becomes negative.

Explanation:

I did the Gizmo.

Answer:

Explanation:

acceleration is the change i velocity with respect to time.

Acceleration = change in velocity/time take

Acceleration = final velocity - initial velocity/time taken

Given initial velocity = 15m/s

final velocity = 25m/s

time = 6sec

Substituting the given value into the formula above to get acceleration

acceleration = 25-15/6

acceleration = 10/6

acceleration = 1.67m/s²

Hence Mia acceleration is 1.67m/s²

Answer:

1. La velocidad del vehículo en su trayectoria de descenso es 65.2 m/s.

2. El vehículo forma un ángulo de 57.5° con la vertical.

Explanation:

1. La magnitud de la velocidad del vehículo está dada por la suma de las componentes del vector en la dirección vertical (y) y horizontal (x):

\( v^{2} = v_{x}^{2} + v_{y}^{2} \)

\( v = \sqrt{v_{x}^{2} + v_{y}^{2}} = \sqrt{(55 m/s)^{2} + (35 m/s)^{2}} = 65.2 m/s \)

Entonces, la velocidad del vehículo en su trayectoria de descenso es 65.2 m/s.

2. El ángulo que forma la trayectoria con la vertical se puede calcular con trigonometría:

\( tan(\theta) = \frac{v_{x}}{v_{y}} \)

\( \theta = tan^{-1}(\frac{v_{x}}{v_{y}}) = tan^{-1}(\frac{55}{35}) = 57.5 ^{\circ} \)

Por lo tanto, el vehículo forma un ángulo de 57.5° con la vertical.

Espero que te sea de utilidad!