The puppy then goes home and is sitting on the couch when she sees her
chew toy. She accelerates towards the chew toy at 5 m/s2 and it takes
the puppy 10 s to reach the toy. What is the velocity of the puppy when
it reaches its toy?

Answer:

F = 4117.64

Explanation:

First, we will calculate the acceleration of the hand, by using the third equation of motion:

\(2as = v_f^2 - v_i^2\\\)

where,

a = acceleration = ?

s = distance covered = compression = 8.5 cm = 0.085 m

vf = final speed = 0 m/s

vi = iniial speed = 10 m/s

Therefore,

\(2a(0.085\ m) = (0\ m/s)^2-(10\ m/s)^2\\a = - 588.23\ m/s^2\)

negative sign hows deceleration.

Now, we will calculate the force exerted by the hand:

\(F = ma = (7\ kg)(588.23\ m/s^2)\\\)

F = 4117.64 N

Option c is correct. Descending dry air is part of a cell that originates at the equator.

The arid lands in the subtropics at 30 degrees north and south of the equator are primarily a result of descending dry air as part of a cell that originates at the equator. This cell is known as the Hadley cell.

The Hadley cell is a large-scale atmospheric circulation pattern that plays a significant role in shaping global weather patterns. In this cell, air near the equator is heated by solar radiation, causing it to rise. As the air rises, it cools, and moisture condenses, leading to the formation of clouds and precipitation in the equatorial region.

However, as the air reaches higher altitudes, it begins to move away from the equator towards the poles. This upper-level air then descends in the subtropical regions around 30 degrees north and south of the equator. As the air descends, it warms up due to compression and loses moisture content. The descending dry air mass inhibits the formation of clouds and precipitation, resulting in arid or desert-like conditions in the subtropics.

The descending dry air in the subtropics suppresses the development of rainfall and contributes to the aridity of these regions. It creates stable atmospheric conditions with limited cloud formation and precipitation, leading to the formation of desert and arid landscapes.

The arid lands in the subtropics at 30 degrees north and south of the equator are primarily a result of descending dry air as part of a cell that originates at the equator, known as the Hadley cell. The descending dry air mass inhibits cloud formation and precipitation, resulting in arid conditions in the subtropical regions.

To know more about Equator, visit

https://brainly.com/question/30355795

#SPJ11

Answer:

The correct option is D

Explanation:

In trying to achieve what the student wanted to see, which is to see the relationship between the weight the cord can hold and how long the cord will stretch. Since the origin of the graph is from zero, the value plotted on the vertical axis would be just the length caused by each weights. Thus, the original length would have to be subtracted from the measured length to determine the actual length caused by the weight added to the cord.

Answer and Explanation: The geosphere interacts with the cryosphere when glaciers and sheets of ice from the cryosphere erode the rocks located on the geosphere. This happens as ice passes over the land and carries eroded rocks to new locations. The cryosphere can also cause soil to become icy and take hold of greenhouse gases from the atmosphere. The geosphere is the part of the Earth that has rocks, minerals, sand, and lava. The cryosphere has frozen water, ice, and glaciers. The cryosphere also interacts frequently with the hydrosphere because it draws water from the hydrosphere and freezes it during cold temperatures. Warmer temperatures cause the cryosphere to melt and release water back to the hydrosphere.

To determine the recommended number of seconds between your vehicle and the vehicle in front of you at a speed of 35 mph, it is commonly advised to follow the "two-second rule" or "three-second rule" for safe driving distances.

The two-second rule suggests that you should maintain a distance equal to at least two seconds of travel time between your vehicle and the vehicle ahead. This can be estimated by selecting a stationary object on the roadside, such as a sign or a landmark, and counting the number of seconds it takes for your vehicle to reach that object after the vehicle in front has passed it. If it takes less than two seconds, you are likely following too closely and should increase your following distance.

For a speed of 35 mph, using the two-second rule, you should aim to have approximately two seconds of time between your vehicle and the vehicle ahead. This will provide you with sufficient space to react and brake in case of any sudden changes or emergencies on the road.

It's important to note that the recommended following distance may vary depending on road conditions, weather conditions, and other factors. It's always best to adjust your following distance accordingly to ensure a safe and appropriate gap between vehicles.

Know more about speed here:

https://brainly.com/question/17661499

#SPJ11

Answer: about 100 km[kilometers] thick

Explanation:

Answer:

about 100 km thick

Explanation: I searched it up on google <3

The power delivered to the load resistor can be calculated using the formula P = V^2/R, The power delivered to the internal resistance of the battery can be calculated using the formula P = I^2 * r. The power delivered by the battery can be calculated by adding the power delivered to the load resistor and the power delivered to the internal resistance.

To calculate the power delivered to the load resistor, we need to know the voltage across the load and the resistance of the load. Once we have these values, we can use the formula P = V^2/R to determine the power, where V is the voltage across the load resistor and R is the resistance of the load.

To calculate the power delivered to the internal resistance of the battery, we need to know the current flowing through the circuit and the internal resistance of the battery. Using the formula P = I^2 * r, we can calculate the power r, where I is the current flowing through the circuit and r is the internal resistance of the battery

Finally, to calculate the power delivered by the battery, we sum the power delivered to the load resistor and the power delivered to the internal resistance of the battery.

It's important to note that these calculations assume an idealized scenario and may not account for losses due to factors like internal resistance, inefficiencies, or other circuit complexities.

Learn more about power delivered

https://brainly.com/question/19424946

#SPJ11

Answer:

Fluid theories of electricity are outdated theories that postulated one or more electrical fluids which were thought to be responsible for many electrical phenomena in the history of electromagnetism.

I hope it's helpful!

The new period of oscillation if the mass of the bob is reduced by half is \(\frac{T}{\sqrt{2}}\) or T/√2.

Look at the attachment for a complete question. The period of oscillation of the simple pendulum

where

If we change the mass of the bob and didn't change the rope, the period also will change but the rope constant will not. The ratio of the period between the two condition

T² = 4π²m/k

T₁²: T₂² = m₁ : m₂

T²: T₂² = m : 0.50 m

T²: T₂² = 1 : 0.5

T₂² = 0.5T²

\(T_2 \:=\: \sqrt{0.5T}\)

\(T_2 \:=\: \sqrt{\frac{T}{2}}\)

T₂ = T/√2

Learn more about simple pendulum here: https://brainly.com/question/14005974

#SPJ4

The magnitude of the vector product between vectors A and B is approximately 2550.56 m².

The magnitude of the vector product (also known as the cross product) between two vectors can be calculated using the formula:

|A x B| = |A| * |B| * sin(θ)

where |A| and |B| are the magnitudes of vectors A and B, and θ is the angle between the two vectors.

Given that the scalar product A ⋅ B is 108 m², we can use the relationship between the scalar product and the angle between the vectors:

A ⋅ B = |A| * |B| * cos(θ)

From this, we can solve for cos(θ):

cos(θ) = (A ⋅ B) / (|A| * |B|) = 108 / (160 * 16) = 0.0421875

Now, we can calculate sin(θ):

sin(θ) = sqrt(1 - cos²(θ)) = sqrt(1 - 0.0421875^2) ≈ 0.9991

Finally, we can calculate the magnitude of the vector product:

|A x B| = |A| * |B| * sin(θ) = 160 * 16 * 0.9991 ≈ 2550.56 m²

Learn more about vector products at https://brainly.com/question/32764673

#SPJ11

Answer:

A. Displacement is a vector quantity.

False (One pound-force is the force required to accelerate a mass of 32.174 lbm by 1 ft/s2. In other words, the weight of 1-lbm mass at sea level is 1 lbf.)

Will 1 lbm equal 1 lbf?

The mass that is equal to one penny (lbf) on earth is designated by the unit lbm. It is incorrect to say that a lbm and a lbf are equivalent because a lbm is a unit of mass measurement and a lbf is a unit of force. On Earth, however, it is true to say that one lbm is equal to one lbf.

In what sense does the law of acceleration apply?

The relationship between a body's acceleration and speed is direct.

To know more about force visit:

brainly.com/question/13051854

#SPJ4

Complete question:

State whether the given statelet is True or False.

One pound-force is the force required to accelerate a mass of 32.174 lbm by 9.807 ft/s2.

In conclusion, the Earth has a higher abundance of uranium-238 compared to uranium-235 due to the different rates at which these isotopes decay. This is a result of the initial creation of these isotopes in equal amounts during a supernova explosion billions of years ago.

The material that formed the Earth was created in a supernova explosion approximately 6 billion years ago. During this explosion, the two most common isotopes of uranium, 238U and 235U, were created in roughly equal amounts. However, today, the Earth contains more than 100 times as much 238U as 235U.
The reason for this difference lies in the different rates at which these isotopes decay. Uranium-238 decays at a slower rate compared to uranium-235. This means that over time, more 235U atoms have decayed, resulting in a lower abundance of this isotope on Earth. On the other hand, 238U atoms decay at a slower pace, which allows them to persist in higher quantities.
In conclusion, the Earth has a higher abundance of uranium-238 compared to uranium-235 due to the different rates at which these isotopes decay. This is a result of the initial creation of these isotopes in equal amounts during a supernova explosion billions of years ago.

To know more about isotopes visit:

https://brainly.com/question/27475737

#SPJ11

Answer:

Mostly with aid of Kohlberg 's moral growth theory, I clarify this answer, which would also be separated into three stages under which this particular problem is illustrated below.

Explanation:

The daughter's father would think about either the penalty during that point if he commits any wrongdoing or breaches laws to save her daughter. But another way to make that happen for surgery is that a person cares about either the legislation and rules as well as the significance of respecting them throughout the pre-conventional process. He will also attempt to establish its insight into solving these problems.

As per the traditional process of the spiritual psychosocial development of Kohlberg, her father would think of civilization because there are conventions that unless he borrows money of his dad again for the procedure of their daughter, culture would label him greedy or prejudice against him to pay the profits of his father despite his consideration.

As per this argument, he might determine for her child as well as father in his philosophy including perspectives, which means that his father is not in the situation of requesting credit, but because he's in a position to give a recommendation, therefore he certainly gives authorization rescue her grandchildren even though she is small and has several activities to do in hers life. And subsequently, with emerging profits, he will take care of his father as well as daughter, and nowadays focus says their daughter wants treatment to recover.

Answer:

The length of the arrow tells you the size of the quantity in the vector diagram.

The direction of the arrow simply tells you the direction

Answer and Explanation:

A vector in this sense is a thing that has both magnitude (length) and direction.

Say you're walking at a speed of 5 miles per hour. If you keep walking in a straight line, then in two hours you will have walked 10 miles.

This doesn't give any information about where you started or any information about where you ended up after those 2 hours.

This is because "speed" is a scalar. It's a number with no associated geometry. It's just a magnitude. It's the magnitude of velocity.

Velocity is a vector.

Look on a map at where you are right now. Call that the center of the circle. Draw the circle with a 10 mile radius around where you are now.

The length of the arrow represents all of the possible places you could be after a two hour walk.

Which direction the arrow was pointing is what allows your friends to meet you there without checking along a ~63 mile path to find you or searching ~314 square miles to find you if you slowed down or stopped off along the way.

The bright fringes result from constructive interference; the dark fringes result from destructive interference.

When light passes through two slits, it undergoes both diffraction and interference. Diffraction refers to the bending or spreading of light waves as they pass through narrow slits. Interference occurs when the diffracted waves from the two slits overlap and either reinforce or cancel each other out.

In the case of the two-slit experiment, the bright fringes are observed where the diffracted waves from the two slits reinforce each other, resulting in constructive interference. This constructive interference leads to the formation of bright regions on the screen.

On the other hand, the dark fringes occur where the diffracted waves from the two slits cancel each other out, resulting in destructive interference. This destructive interference leads to the absence or reduced intensity of light, creating dark regions on the screen.

Therefore, the bright fringes in the two-slit experiment result from constructive interference, while the dark fringes result from destructive interference.

The pattern of bright and dark fringes observed on the screen when light passes through two slits is a result of both diffraction and interference. The bright fringes occur due to constructive interference, where the diffracted waves reinforce each other. Conversely, the dark fringes arise from destructive interference, where the diffracted waves cancel each other out. This phenomenon is a significant demonstration of the wave nature of light and is fundamental to the understanding of interference patterns.

To know more about interference , visit;

https://brainly.com/question/31228426

#SPJ11

Answer:

   V = 12V,  V = 8V

Explanation:

a) In this series circuit the equivalent resistance is

          Req - R1 + R2

          Req = 30 + 20

          Eeq = 50 Ω

b) see attached

c) the circuit current is

          i = V / Req

          i = 20/50

          i = 0.4 A

voltages are>

         V = 0.4 30

          V = 12V

           V = 0.4 20

            V = 8V

Answer:

F = M a    Newton's second law

F = - K x     force exerted by compressed spring

a = - K x / M

a) is true because the ball originally is accelerated due to gravity and this acceleration will decrease as the spring in compressed

One could argue for (d) if the downward direction was designated as negative

Prior to maximum compression of the spring the velocity would negative and as the spring began to extend (and the ball began move upward) the velocity of the ball would change from negative to positive

\( \boxed{\boxed{ \rm \: Velocity = \dfrac{Displacement}{Time} }}\)

The induced voltage at rated load is 11.76 - j9.32 kV.

In electrical engineering, a synchronous generator is a device that converts mechanical energy to electrical energy, generating alternating current (AC) at a specific frequency and voltage. The voltage generated by a synchronous generator is determined by its rotor speed and the number of magnetic poles present.

The synchronous generator has three windings that are wye-connected and rotates at a speed of 1800 RPM.

The phase voltage is 12.6 kV, and the rated power output is 150 MW with a power factor of 0.85 lagging.The torque angle is given by the angle between the rotor flux and the stator flux in the phasor diagram. The phasor diagram for the synchronous generator is shown below:

For the rated load condition, the induced voltage can be determined as follows:

\(V = E + IaRa + jXsIs\)

where E is the induced voltage, Ia is the armature current, Ra is the armature resistance, Xs is the synchronous reactance, and Is is the synchronous current. At rated load, the armature current is given by:

\(Ia = S / (3 * V * pf)\) where S is the apparent power, pf is the power factor, and V is the phase voltage.

Substituting the given values, we get:

Ia = 150 MW / (3 * 12.6 kV * 0.85)

= 9.32 kA

The synchronous current is given by: Is = Ia / (jXs) where Xs is the synchronous reactance.

Substituting the given values, we get:

Is = 9.32 kA / (j * 0.6)

= -15.54 kA

The induced voltage is given by: \(V = E + IaRa + jXsIs\)

where Ra is the armature resistance.

Substituting the given values, we get:

E = V - IaRa - jXsIs

= 12.6 kV - (9.32 kA * 0.05 ohm) - j(0.6 ohm * -15.54 kA)

= (11.76 - j9.32) kV

Therefore, the induced voltage at rated load is 11.76 - j9.32 kV.

To learn more about voltage visit;

https://brainly.com/question/32002804

#SPJ11

Answer:

44

Explanation:

Work = Force X Distance

The acceleration of the object is 2.0 m/s². This means that for every second the object is in motion, its velocity will increase by 2.0 meters per second.

The given information is the net force (N) = 5.0 and the mass (kg) = 2.5. We need to determine the acceleration.


Acceleration is the rate at which an object's velocity changes over time.

It is directly proportional to the net force applied to the object and inversely proportional to its mass.

The formula to calculate acceleration is:

Acceleration = Net Force / Mass

Now, let's substitute the given values into the formula:

Acceleration = 5.0 N / 2.5 kg

Simplifying the equation:

Acceleration = 2.0 m/s²

To know more about motion visit;

https://brainly.com/question/33317467

#SPJ11

claim

[klām]

VERB

state or assert that something is the case, typically without providing evidence or proof.

"he claimed that he came from a wealthy, educated family" · [more]

synonyms:

assert · declare · profess · maintain · state · hold · affirm · avow · aver · [more]

NOUN

an assertion of the truth of something, typically one that is disputed or in doubt.

"he was dogged by the claim that he had CIA links" · [more]

synonyms:

assertion · declaration · profession · affirmation · avowal · averment · protestation · representation · contention · submission · case · allegation · pretense · asseveration

a demand or request for something considered one's due.

"the court had denied their claims to asylum"

Answer:

the first person is right at all

Assuming that the night will remain clear, calm, and unsaturated, the predicted minimum temperature is 32°f. suddenly, the wind speed increases and remains gusty throughout the night. The minimum temperature will most likely be higher than predicted due to mixing.

As wind speed increases, it moves the air molecules at a greater frequency due to collisions, and hence, the overall kinetic energy of the molecules increases making them move at a higher speed.

When the night is calm and clear then the surface of earth will be cooler than usual as the air molecules move at normal speed. However, when the wind speed increases, it draws warmer air from the surrounding which is mixed downward on the earth's surface preventing the temperature from dropping. Therefore, on a such night, the temperature will be slightly warmer than usual.

If you need to learn more about temperature click here:

https://brainly.com/question/26141817

#SPJ4

Answer:

there is no diagram, but i can try to help

Explanation:

strong winds bonding together (i.e hot and cold) help form the tornado, depending on the weather depends on how long it can go on, if more hot and cold are feeds into it, it will get faster and last longer. it is just like dust devils, it is wind and dirt mixing to make a tornado, the more wind and dirt the worst it will be

Answer:

2.298 inches

Explanation:

The fragments reaction is 7.59 MeV/nucleon and  8.39 MeV/nucleon

What is nucleus ?

Neutrons and protons, which have opposite electric charges, make up atomic nuclei. The strongest basic force now understood, known as the strong force, is what holds these things together. A normal atom's nucleus generally holds more than 99.9% of the atom's mass yet takes up considerably less than.01 percent of its volume.

What is fission ?

When a neutron collides with a bigger atom, it excites it and causes it to split into two smaller atoms, which are known as fission products. This process is known as fission. A chain reaction might start as a result of additional neutrons that are also emitted. Huge amounts of energy are produced during the splitting of each atom.

1) m_proton + m_netron + m_electron - m_U

= 92*1.007276466812 + 92*5.4857990943e-4 + 143*1.008664916 - (235.0439299)

= 1.9151 u

= 931.494061 * 1.9151 MeV

= 1784 MeV

= 1784/235 = 7.59 MeV/nucleon

2) m_proton + m_netron + m_electron - m_Cs

= 55*1.007276466812 + 55*5.4857990943e-4 + 82*1.008664916 - (136.9070895)

= 1.2338 u

= 931.494061 * 1.2338 MeV

= 1149 MeV

= 1145/137 = 8.39 MeV/nucleon

Therefore, the fragments reaction is 7.59 MeV/nucleon and  8.39 MeV/nucleon.

Learn more about nucleus from the given link.

https://brainly.com/question/141626

#SPJ4

Answer:

294 Joules

Explanation:

Use the Potential Energy Formula and plug in the numbers to be 2kg(mass)*15 meters (height above ground)* 9.8(gravitational acceleration of the earth) = 294 Joules

Answer:

It's a individual form of life. Examples of this are bacterium , protists and fungus