Other Kuiper belt comets offer valuable clues about the origin of the belt by providing insights into its composition, dynamics, and formation processes.
The composition of comets, as revealed through spectroscopic analysis, can provide information about the primordial material from which the Kuiper belt objects (KBOs) formed. The presence of volatile compounds, such as water ice, methane, and carbon dioxide, in the comets suggests that these materials were abundant in the early solar system and likely present in the Kuiper belt during its formation.
Neptune's moon Triton is significant in understanding the origin of the Kuiper belt because it is believed to have been captured from the Kuiper belt itself. Triton's unique characteristics, such as its retrograde orbit and geological activity, indicate that it was not formed in place but was captured by Neptune's gravitational influence. The process of capturing Triton provides evidence that large-scale interactions and gravitational interactions between planets and KBOs were prevalent during the early stages of the solar system's formation. Therefore, studying Triton helps us understand the dynamical processes and history of the Kuiper belt and its connection to the outer planets, including Neptune.
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In order for an electron to jump up two energy levels in an atom at once, it requires.
A precise amount of energy, a bluer photon than to move up one energy level, and more energy than to do so.
What is the term for an electron jump?When an electron inside of an atom or artificial atom goes (or leaps) from one energy level to another, this is known as an atomic electron transition. The electron seems discontinuous when it "jumps" from one quantized energy level to another, typically in a few nanoseconds or less.
When an electron absorbs energy, it shifts to a higher orbital. This is what we mean by an excited condition.
How are electrons able to move between atoms?There are times when the strongest attraction between protons and electrons in an atom's outermost shells is not present. These electrons can be compelled out of their orbits. By applying pressure, they can transfer from one atom to another. These traveling electrons are what constitute electricity.
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The slope of a distance-time graph will give
a basball leaves the bat at an angle of 30 degrees from the horizontal with a velocity of 40 m/s. how far will the ball travel
The distance (i.e range) the ball will travel, given that it leaves the bat at an angle of 30 degrees is 141.4 m
How to determine the distance the ball will travel?In projectile motion, the distance travelled by an object is known as the range and it can be obtained using the following formula:
R = u²Sine(2θ) / g
Where
R is the rangeu is the initial velocity θ is the angle of projectiong is acceleration due to gravityWith the above formula, we shall obtain the distance (i.e range) the ball will travel. Details below:
Angle of projection (θ) = 30 degreesInitial velocity (u) = 40 m/sAcceleration due to gravity (g) = 9.8 m/s²Distance (i.e range) (R) =?R = u²Sine(2θ) / g
R = [40² × Sine (2×30)] / 9.8
R = 141.4 m
Thus, the distance travelled by the is 141.4 m
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it is the environment where communication takes place
You have managed to get a vacation on the Moon where the gravitational field strength is 1.6 N/kg. Gleefully, you kick a ball of mass 1.25 kg with an initial velocity of < 12, 12, 0> m/s. There is a goal post you can use as an origin marker where you kicked the ball. What is the initial momentum of the ball?
The initial momentum of the ball is 15 Kgms-1.
What is momentum?In Physics, the term momentum is the product of mass and velocity. Momentum is a vector quantity. This implies that momentum possess both magnitude and direction.
Hence, we often write; p = mv
Where:
p = momentum
m = mass
v = velocity
The initial momentum therefore is;
p = 1.25 kg × 12 m/s = 15 Kgms-1
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The charge on a single electron is about 1.6 × 10^-19 C. If you measure the charge on a collection of objects, which of the following charges would you not expect to find?(a) 1.6 x 10^-19 C(b) 2.5 x 10^-19 C (c) 3.2 x 10^-19 C
You would not expect to measure a charge of 2.5 × 10^-19 C or any other charge that is not an integer multiple of the electron charge. Hence, the correct option is (b).
The charge on a single electron is fixed and is equal to approximately 1.6 × 10^-19 Coulombs (C). The charge of a collection of electrons can be any multiple of this value, so it is possible to measure a charge of 1.6 × 10^-19 C, 3.2 × 10^-19 C, 4.8 × 10^-19 C, etc.
However, you would not expect to measure a charge of 2.5 × 10^-19 C or any other charge that is not an integer multiple of the electron's charge, as the charge on a single electron is considered to be the smallest indivisible unit of charge. This means that the total charge on a collection of objects will always be an integer multiple of the charge on a single electron.
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A big Indian and a little Indian went hunting.
The little Indian was the big Indian's son,
but the big Indian was not the little Indian's
father. How was this possible?
Answer:
She was her mother.
:-)
Answer:
She was her mother.
Explanation:
please help me out i'm so depressed and such a failure
how does the brightness of the lamp (L) vary if we dispalce the cursor (C) of the rheostat
a)Towards A
b) Towards B
Answer:
ok so first ur not a failure and its okay don't be so hard on ur self
<3A linebacker runs at 3 m/s and collides with a running back running towards him at 3.2
m/s. If the running back bounces back and the linebacker stops what could be
assumed about the momentum of the running back?
A The momentum would be less than the sum of the two players before they collide
B The momentum would be twice as much as before the collision
C. The momentum would be eliminated.
D The momentum would equal the sum of the two players before they collide
Answer:b
Explanation:
im in fifth grade so i guessd. gl tho heh.
The answer will be an option C. The momentum would be eliminated for the running back.
What is elastic collision?The collision in which the object bounces off after the collision is called the elastic collision. The one condition is given in the question that after the collision the running back bounces back and the linebacker stops
A linebacker runs at 3 m/s and collides with a running back running toward him at 3.2m/s. If the running back bounces back and the linebacker stops it means that the collision is elastic. And all the momentum is transferred to the other person.
Therefore the answer will be an option C. The momentum would be eliminated for the running back.
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Cars already on the freeway do not have the right-of-way to cars merging onto the freeway.
A. true
B. false
The statement Cars already on the freeway do not have the right-of-way to cars merging onto the freeway is False.
What is the right-of-way?
The right-of-way is the right of a pedestrian, vehicle, or ship has to move ahead or proceed with precedence over others in a particular situation or place.
The right-of-way of car already on the freeway precedes those of other cars merging onto the freeway.
In conclusion, the right-of-way is a legal right as to who has precedence in a particular situation or place.
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Answer:
false
Explanation:
The tension in a horizontal spring is directly proportional to the extension (1 mark)
of the spring. The energy stored in the spring at extension X is E. What is
the work done by the spring when its extension changes from X to X/4?
This question involves the concepts of work done and elastic potential energy.
The work done by the spring when its extension changes from X to X/4 is "0.56 E".
The work done by the spring is equal to the elastic potential energy stored in the spring, which is given as follows:
\(W=E\\W=E=\frac{1}{2}kX^2---- eqn(1)\)
where,
W = work done = ?
E = elastic potential energy
k = spring constant
X = extension
Now, the spring moves to an extension of X/4, so the change in extension will be:
\(\Delta X = X-\frac{X}{4}\\\\\Delta X = \frac{3X}{4}\)
Hence, the work done will become:
\(W=\frac{1}{2}K\Delta X^2\\\\W=\frac{1}{2}K(\frac{3X}{4})^2\\\\W=\frac{1}{2}KX^2(0.56)\\\\using\ eqn(1):\)
W = 0.56 E
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An electric motor and an electric generator are devices that only require magnetism. devices that only require magnetism. entirely different devices. entirely different devices. devices they do not use electromagnetic induction. devices they do not use electromagnetic induction. very similar devices.
Answer:
The both the devices that only require magnetism. entirely different devices.
Explanation:
An electric motor is a device which converts the electrical energy into the mechanical energy. It contains a magnet and the coil is rotated inside this magnetic field due to the application of current.
An electric generator is a device which converts the mechanical energy into the electrical energy.
It contains magnet and the coil which rotates and thus generates the electric current. It is based on the phenomenon of electro magnetic induction.
So, they entirely different devices and both require magnetism.
If you change the 2 in front of 2O2 to a 3, what will be the change in the results on the right side of the equation?
A.) There are now 3CO2 molecules
B.) Nothing changes in the equation
C.) There is an extra O2 molecule left over
D.) There are now 3H2O molecules
The number of atoms on either side of the reaction equation must match for there to be a balanced reaction equation.
The correct option is C.
What called molecules?Whether it originate from the same element or another, two or more chemically bonded atoms make up a molecule. For instance, the combination of two atoms of hydrogen and an oxygen atom yields one mole of a material.
Do molecules have the name mole?Among the first things you discover in chemistry is this: Because atoms and molecules are so little, numbering them by the trillions and trillions is as useless as counting them one by one because even a few milligrams of a substance contain so many atoms or molecules. Therefore, chemists employ a unit known as the mole.
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Odysseus has returned from his epic voyage across the seas and gets off his boat at the end of a 50 meter pier. His beloved Penelope is waiting at the far side of the pier, at the origin. At the same time they see each other and race towards each other, meeting in a fierce embrace. Odysseus, exhausted from his journey, is able to run at 4 m/s, while Penelope can run at 6 m/s. Write an equation of motion for Odysseus.
Answer:
We know that:
Distance between Odysseus and Penelope = 50m
Speed of Odysseus = So = 4m/s
Speed of Penelope = Sp = 6m/s.
Now we want to find the equation of motion for Odysseus.
First, let's find the amount of time that he is moving, we know that when he meets with Penelope, he will stop moving.
Now they weel meet each other when the total distance traveled by both of them is equal to 50m.
Then, recalling that:
Distance = Time*speed.
50m = 4m/s*t + 6m/s*t = 10m/s*t
t = 50m/10m/s = 5s
They will move for 5 seconds.
Now we can write the movement equation for Odysseus as:
p(t) = 4m/s*t + p0 for (0s ≤ t ≤ 5s)
Where p0 is the initial position of Odysseus, and because we can put our coordinate axis where we want, we can define p0 = 0m.
Then the position of Odysseus is:
P(t) = 4m/s*t if 0s ≤ t ≤ 5s
P(t) = 4m/s*5s = 20m if t > 5s.
The second piece says that for t larger than 5 seconds, he will not move (at least for a given amount of time)
When an operator presses the start button on a motor control, where is the power supplied next?
A. Heating circuit
B. Line contactor coil
C. Control Circuit
D. Motor control housing
which characteristic is related to kinetic energy but not potential energy.
A. an objects mass
B. an objects speed
C. an objects shape
D. an objects height
Answer:
Option (D)
Explanation:
Using atomic weight crystal structure and atomic radius data tabulated inside the front cover compute the theoritical densities of alminuim ,nikel......
Question
Using atomic weight, crystal structure, and atomic radius data tabulated inside the front cover of thebook, compute the theoretical densities of aluminum (Al), nickel (Ni), magnesium (Mg), and tungsten (W), and thencompare these values with the measured densities listed in this same table. The c/a ratio for magnesium is 1.624.
Explanation:
A ball rolls off a table and it traveling with a horizontal velocity of 2 m/s and 1 point
has a final vertical velocity of 3 m/s just before it hits the ground. How far
from the base of the table did the ball hit the ground?
Answer:
The velocity when the ball hits the ground is obtained using v2. 2 = v1. 2 + 2 g Dy with v1=0 and Dy=h. Thus solving for v2 yields 17.1 m/s v2 = 2 g h =.
21 pages·330 KB
Answer:
I e jofh ndoj eohe nc n very nic e
First to answer and gets it correct gets brainliest
What creates Earth's magnetic field? Choose the best answer from the selections below.
a
the hot, dense ball of solid iron at the Earth's inner core
b
hot swirling iron at the Earth's outer core
c
The north and south poles
d
magnetic force
Answer:
b
Explanation:
try looking it up if u need further help google is there to help you
Answer:
the answer is b
A baseball sits motionless near first base on a baseball diamond. What statement best explains why the baseball remains motionless?
Answer:
Explanation:
Newton's first law states that, if a body is at rest or moving at a constant speed in a straight line, it will remain at rest or keep moving in a straight line at constant speed unless it is acted upon by a force. This postulate is known as the law of inertia.
hope this helps :))
There is no force acting on the baseball the statement best explains why the baseball remains motionless.
What is inertia?A body wants to remain in its original position until or unless the external force is not applied to it. Such a phenomenon is known as inertia.
Newton's first law asserts that if a body is at rest or traveling at a uniform speed in a straight direction,
It will remain at rest or continue to move in a straight path at a constant speed until acted on by a force. This is referred to as the law of inertia.
There is no force acting on the baseball the statement best explains why the baseball remains motionless.
Hence option B is correct.
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Which is the best description of kinetic energy?
A: Stored energy
B: Energy of position
C: Energy of motion
D: Total energy
Answer:
C: Energy of motion
Explanation:
The temperature inside a carnot refrigerator placed in a kitchen st 22. 0°C is 2°C. The heat extracted from the refrigerator is 89MJ/h. What power is needed to operate this refrigerator?
Power needed to operate the Carnot refrigerator is 239.05 MW.
Carnot refrigerator works between two temperatures, namely high-temperature reservoir and low-temperature reservoir. It removes heat from a cold reservoir and exhausts it to a hot reservoir. Its working depends upon Carnot cycle which has four steps and two adiabatic processes. This process is a reversible process, which means it can run both ways.The temperature inside a Carnot refrigerator placed in a kitchen st 22.0°C is 2°C. The heat extracted from the refrigerator is 89 MJ/h.
Power needed to operate the Carnot refrigerator =\frac{ (heat extracted) (time)89 MJ}{h} =\frac{ (heat extracted) }{ 1 hour}.
Therefore, heat extracted = 89 MJAs per Carnot refrigeration cycle,
Q2 = Q1 (\frac{T2 }{ T1 - T2})where: Q2 = Heat absorbed by the refrigerator at low temperature;T2 = Temperature of refrigeratorT1 = Temperature of the environmentQ1 = Heat released by the refrigerator at high temperature Heat absorbed = heat extracted = 89 MJ
Temperature of the refrigerator (T2) = 2°C Temperature of the environment (T1) = 22°CQ2 = Q1 (\frac{T2 }{ T1 - T2})89 MJ = \frac{Q1 (2 + 273) }{(22 + 273 - 2)Q1 }= 239.05 MJ
Therefore, power needed to operate the Carnot refrigerator = 239.05 MJ / h (per hour) = 239.05 MW (per minute)
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Below, you will see a nuclear fission reaction: NUCLEAR FISSION A neutron slams into a Uranium-235 atom beginning the fission process. The products of this reaction are: Barium-141; Krypton-92; and 3 neutrons. + + + + + Please write the equation in the blanks below:
The nuclear fission reaction of Uranium-235 atom produces Barium-141, Krypton-92 and 3 neutrons.
What is nuclear fission?Nuclear fission is a nuclear reaction in which the atomic nucleus of a heavier element disintegrates or splits to produce two or more atoms of elements with smaller nuclei.
The nuclear fission reaction in which a neutron is used to bombard the nucleus of Uranium-235 atom to produce Barium-141, Krypton-92 and 3 neutrons is given below
\(_{235}U + \: _{1}n^{o} \rightarrow \: _{141}Ba+ \: _{92}Kr + 3 \: _{1}n^{o} \)
Therefore, the nuclear fission reaction of Uranium-235 atom produces Barium-141, Krypton-92 and 3 neutrons.
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b. The coefficient of friction between the tires and the road is 0.850 and the mass of the car is
1.35x10' kg. Draw the free body diagram of this situation and determine the applied force
that caused the acceleration from part a. (2 law: Fnet-ma)
Given:
u
בנו
Samt
g=9.8 m/s^2
am
(from part a)
Unknown:
Fapp = ?
Equation:
Fnet=ma
Fapp- umg=ma
Solution:
Answer:
156.26N
Explanation:
The data needed are incomplete. Let the acceleration of the body be 3.5m/s²
Other given parameters
Mass = 1.35×10^1 = 13.5kg
coefficient of friction between the tires and the road = 0.850
Acceleration due to gravity = 9.8m/s²
According to Newton's second law:
Fnet = ma
Fnet = Fapp - Ff
Fapp is the applied force
Ff is the frictional force = umg
The equation becomes:
Fapp - Ff = ma
Fapp-umg = ma
Fapp - 0.85(13.5)(9.8) = 13.5(3.5)
Fapp - 109.0125 = 47.25
Fapp = 47.25+109.0125
Fapp = 156.2625N
Hence the applied force that caused the acceleration is 156.26N
Note that the acceleration of the car was assumed. Any value of acceleration can be used for the calculation.
The parasympathetic nervous system is part of the
nervous system.
A. central
B. somatic
C. sympathetic
D. autonomic
Answer:
i believe it’s C. sympathetic
Explanation:
correct me if i’m wrong
light plane must reach a speed of 34 m/sm/s for takeoff. part a how long a runway is needed if the (constant) acceleration is 3.0 m/s2m/s2 ? express your answer using two significant figures.
The length of the runway where the light plane reaches the speed of 34m/s is 385.22 meters
The speed of the light plane is 34 m/s
The acceleration of the light plane is 3 m/s²
The length of the runway can be found by solving both acceleration and velocity, we will obtain the time taken and length of the runway.
Acceleration, a = v / t
where v is the velocity
t is the time taken
Let us substitute the known values, we get
3 = 34 / t
t = 34 / 3
= 11.33 s
Thus, the time taken to cross the runway is 11.33 seconds
Then, the velocity, v = L/t
where L is the length of the runway
t is the time taken.
Let us substitute the known values, we get
34 = L / 11.33
L = 34 x 11.33
= 385.22 meters
Therefore, the length of the runway is 385.22 meters
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22.What factor determines in the direction of heat flow between objects?Select one:a. The difference in density of the objects. b. The difference in mass of the objects.c. The difference in temperature of the objects. d. The difference in size of the objects.
We will have that the factor that determines the direction of the heat flow between objects is the difference in temperature.
Which event demonstrates electromagnetic waves transferring energy?.
Answer:
Radiation is the transfer of heat energy through space by electromagnetic radiation.
Explanation:
Which blast-from-the-past car model is being brought back as an electric vehicle?.
One of the past car models that is being brought back as an electric vehicle is the Volkswagen Microbus. The original Volkswagen Microbus was an iconic vehicle in the 1960s and 1970s, and it is now being revived as an all-electric vehicle with modern features.
The new Volkswagen Microbus will be known as the ID. Buzz and will be released in 2022. The ID. Buzz is expected to have a range of around 300 miles on a single charge, and it will feature a spacious and comfortable interior with a modern design. The ID. Buzz will also have a host of advanced features, including semi-autonomous driving technology and a digital cockpit.
The revival of the Volkswagen Microbus as an electric vehicle is part of a larger trend in the automotive industry toward electrification. Many car manufacturers are now developing all-electric vehicles to reduce emissions and provide consumers with more eco-friendly transportation options.
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If a car is traveling 100 km/h west and comes to a stop in 3 min, what is the car's acceleration? Need procedure.
Answer:
a = 0.154 [m/s^2]
Explanation:
To solve this problem we must use the following formula of kinematics.
\(v_{f}= v_{i}-(a*t)\\\)
where:
Vf = final velocity = 0
Vi = initial velocity = 100 [km/h]
t = time = 3 [min] = 180 [s]
Now we need to convert the velocity from [km/h] to [m/s]
\(100[\frac{km}{h} ]*1000[\frac{m}{1km} ]*1[\frac{h}{3600s} ]=27.77[\frac{m}{s} ]\)
0 = 27.77 - (a*180)
a = 0.154 [m/s^2]
Note: the negative sign of the equation shows, that the car slows down until it stops