Answer: 2.448 seconds
Explanation: it should take about 2.448 seconds, 2.45 if to nearest 100th, or 2.4 if to nearest tenth or just 2 seconds if rounded to the nearest whole number, earth's gravity is 9.8 m/s. 24 / 9.8 = 2.448979591.
if the moon is highest in the sky in the morning at 6:00am, what phase will the moon be after one week?
If the moon is highest in the sky in the morning at 6:00am, it means that it is in its waning phase. This is because the moon rises later and later each day during its waning phase, eventually reaching its highest point in the morning.
After one week, the moon will have gone through approximately half of its cycle and will be in its third quarter phase. This is when the moon appears as a half-circle in the sky, with the right half illuminated. During this phase, the moon rises around midnight and sets around noon, making it visible during the morning hours. As the moon continues to wane, it will appear smaller and smaller in the sky until it reaches its new moon phase, which marks the beginning of a new lunar cycle. Understanding the phases of the moon is important for astronomers and anyone who wants to track the moon's position and movements in the sky.
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Cosmologists are scientists who study stars, galaxies, black holes, and other objects in the universe. In order to study the billions and billions of stars, cosmologists use highly advanced telescopes and create computer models to trace the stars’ motion.
What is one type of limitation that requires cosmologists to use these telescopes?
A.money
B.time
C.the size of the system
D.ethical concerns
Answer:
a
idkdidkdidkdkkdhdksijsnansjnshejdhjsnnebdhhdbsbbshshhsnsjshs
The answer is D, ethical concerns.
Good luck on the Unit Test, fellow edge.nuity user.
PLEASE HELP MEE
Read the question below and pick the correct answer.
Answer:
uhh
Explanation:
Joe, of mass 90kg, jumps straight up. To do so, he bends his knees and produces an upwards force that results in a constant upward net force of 100N. If Joe experiences this force for 0.9s before leaving the ground, what is Joe's velocity immediately after he leaves the ground?
Answer:Joe's velocity leaving the ground is 1.00 m/s.
Explanation: The velocity of Joe immediately after leaving the ground can be calculated using the formula v = at, where a is the acceleration and t is the time. Joe's acceleration can be found using the equation F = ma, where F is the net force and m is the mass.So, Joe's acceleration can be calculated as a = F/m = 100N / 90kg = 1.11 m/s^2.Then, using v = at, we can calculate Joe's velocity as v = 1.11 m/s^2 x 0.9 s = 1.00 m/s. Therefore, Joe's velocity immediately after leaving the ground is 1.00 m/s.
Asap. I need an explanaton to how this works as well
Answer:
B: Electrical - Heat
C: Electrical - kinetic
Explanation:
When the hair dryer is plugged to electric supply, electrical energy is converted into heat. When this electricity is circulated through a resistor, heat is now created in the form of losses which make the air around the resistors to be heated.
After that process, this electricity turns into kinetic energy because it forms Electric energy which moves the fan in order to create a flow with the air that's heated.
HELP ASAP
What happens when the mantle melts?
It produces oceanic crust,
the bose? (The weightidensty of water is 62.4 pounds per outec foct.) 7f−lb [0/1 Points] LARCALCET7 7. 5,027Mi
The weight density of water is 62.4 pounds per cubic foot. This value is used to determine the weight of water based on its volume.
The weight density of a substance is a measure of how much weight it has per unit volume. In the case of water, its weight density is 62.4 pounds per cubic foot. This means that for every cubic foot of water, it will weigh 62.4 pounds.
Weight density is an important concept in various fields, such as engineering, construction, and fluid mechanics. It allows us to calculate the weight of water in different scenarios. For example, if we have a tank with a known volume of water, we can use the weight density to determine the total weight of the water in the tank. Similarly, if we know the weight of water in a container, we can calculate its volume by dividing the weight by the weight density.
Understanding the weight density of water is crucial for various practical applications. It helps in designing structures that involve water, such as dams, reservoirs, and pipes, as it provides insights into the forces exerted by the water. Additionally, it is also relevant in fields like hydrology and environmental science, where accurate measurements of water weight are necessary for calculations and analysis.
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All the atoms/elements came from where including yourself
God created all things in the beginning of time
Explanation:
He said the things he wanted to make an they came into existence.
Im christian so if u dont like the answer or get mad i'm sorry i couldnt help you
A plane has an airspeed of 200 mph. The pilot wishes to reach a destination 900 mi due east, but a wind is blowing at 20. 0 mph in the direction 60. 0 ∘ north of east
The plane's heading is 4.61 degrees south of east, which is the direction the pilot needs to steer the plane in order to reach her objective and the trip takes 1.83 hours.
The airspeed of 200 mph can be broken down into its x and y components as follows: Vx = 200 mph * cos (0°) = 200 mph Vy = 200 mph * sin (0°) = 0 mph To solve this problem, we can break down the velocity vectors into their x and y components: The airspeed of 200 mph can be broken down into its x and y components as follows: Vx = 200 \(mph * cos (0°) = 200 mph Vy = 200 mph * sin (0°) = 0 mph\)
The wind velocity of 20.0 mph at an angle of 60.0° north of east can be broken down into its x and y components as follows:\(Vwx = 20.0 mph * cos(60.0°) = 10.0 mph Vwy = 20.0 mph * sin(60.0°)\) = 17.3 mph The resultant velocity vector is the vector sum of the airspeed and the wind velocity: Vrx = Vx + Vwx = 200 mph + 10.0 mph = 210 mpm Vry = Vy + Vwy = 0 mph + 17.3 mph = 17.3 mph
The speed of the plane relative to the ground is the magnitude of the resultant velocity vector:\(|Vr| = sqrt (Vrx^2 + Vry^2) = sqrt ((210 mph) ^2 + (17.3 mph) ^2) ≈ 211\)mph The direction of the plane's velocity relative to the ground is given by the angle that the resultant velocity vector makes with due east:\(θ = atan(Vry / Vrx) = atan(17.3 mph / 210 mph) ≈\) 4.7° north of east
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Complete question is :
A Plane Has An Airspeed Of 200 Mph. The Pilot Wishes To Reach Adestination 600 Mi Due East, But A Wind Is Blowing At 50 Mph In Thedirection 30o North Of Eastpart Ain What Direction Must The Pilot Head The Plane In Order To Reachher Destination? (2sig Figs)Part Bhow Long Will The Trip Take?(2 Sig Figs)Thanks!
a plane has an airspeed of 200 mph. the pilot wishes to reach adestination 600 mi due east, but a wind is blowing at 50 mph in thedirection 30o north of east
part A
in what direction must the pilot head the plane in order to reachher destination?
part B
how long will the trip take?
An ant crawled from a hole to the food. For the first 6
minutes, it travelled at an average speed of 15 m/min. For
the next 9 minutes, it travelled at an average speed of 10
m/min. What was the average speed of the whole journey?
m/min
Answer:12
Explanation:Average speed=Total Distance divided by Total Time.
Please help What is the main point of paragraph 3? Will mark brainliest! Give me a good answer please
Studen
A football coach walks 18 meters westward, then 12 meters
eastward, then 28 meters westward, and finally 14 meters
eastward.
Gu
Le
Wiz
Progres
Complete Question
A football coach walks 18 meters westward, then 12 meters eastward, then 28 meters westward, and finally 14 meters eastward.
a
From this motion what is the distance covered
b
What is the magnitude and direction of the displacement
Answer:
a
\(D = 72 \ m \)
b
Magnitude
\(d = - 20 \ m \)
Direction
West
Explanation:
From the question we are told that
The first distance covered westward is \(d_w_1 = 18 \ m /tex]
The first distance covered eastward is \(d_e1 = 12 \ m /tex]
The second distance covered westward is \(d_w_2 = 28 \ m /tex]
The second distance covered eastward is \(d_e2 = 14 \ m /tex]
Generally the distance covered is mathematically represented as
\(D = d_w1 + d_w2 + d_e1 + d_e2\)
=> \(D = 18 + 28 + 12 + 14 \)
=> \(D = 72 \ m \)
For the second question eastward is in the direction of the positive x-axis so it would be positive and westward is in the direction of the negative x-axis so it would be negative
The magnitude of the displacement is
\(d = -d_w1 -d_w2 + d_e1 + d_e2\)
=> \(d = -18-28 + 12 + 14 \)
=> \(d = - 20 \ m \)
The direction is west
An ice skater spins at 2.5 rev/s when his arms are extended. He draws his arms in and spins at 10.0 rev/s. By what factor does his moment of inertia change in the process?
Answer:
The moment of inertia decreased by a factor of 4
Explanation:
Given;
initial angular velocity of the ice skater, ω₁ = 2.5 rev/s
final angular velocity of the ice skater, ω₂ = 10.0 rev/s
During this process we assume that angular momentum is conserved;
I₁ω₁ = I₂ω₂
Where;
I₁ is the initial moment of inertia
I₂ is the final moment of inertia
\(I_2 = \frac{I_1 \omega_1}{\omega_2} = \frac{I_1*2.5}{10} \\\\I_2 = 0.25I_1 = \frac{1}{4}I_1\)
Therefore, the moment of inertia decreased by a factor of 4
Latent Heat of Fusion of Iron = 13.8 kJ/mol
Latent Heat of Vaporization of Iron = 349.6 kJ/mol
Molar Mass of Iron = 56 g/mol
You have a closed container that contains 112g of iron. Which choice correctly calculates the amount of energy needed to change the state of iron during intervals D-E?
1545.6 kJ
699.2 kJ
6272.0 kJ
0.32 kJ
Based on the Latent heat of vaporization of iron, the choice that calculates the amount of energy needed to change the state of iron during intervals D-E is 699.2 kJ.
The correct option is B.
What is the latent heat of vaporization of a substance?The latent heat of vaporization of a substance is the amount of heat required to change a unit mass of a substance from a liquid to gas at the boiling point of that solid.
The formula to calculate the latent heat of vaporization of a substance is given below as follows:
Latent heat of vaporization, l = Δq/m
where;
Δq is the heat changem is the mass of the liquidThe interval D to E is vaporization
Heat required = 349.6 kJ/mol * 112 g / 56g/mol
Heat required = 699.2 kJ
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Take a close look at the energy transfers and transformations shown in the above diagram. Which type of energy is transformed into other types but is not itself produced?
Answer: Potential Energy
Explanation:
Potential Energy can transform into kinetic Energy.
Answer:
Kinetic energy is being transferred
Explanation:
Kinetic energy is given by K.E.
\(\\ \sf\longmapsto K.E=\dfrac{1}{2}mv^2\)
Where
m is denoted to mass
v is denoted to velocity
The speed you read on a speedometer is ____.
Answer:
\(\leq 40\)
Explanation:
So if you’re going 40mph, your speedometer may read up to 50.25mph - but it can never read less than 40mph. In order to stay within the law, carmakers calibrate their speedometers to slightly overreport their vehicles' speeds.
A hammer falls from a construction worker's hand 30m above the ground at the same time that a filled soft drink can is projected vertically upward from the ground at a velocity of 24 m/s. Where and when will the two objects meet?
For harmer:-
initial velocity=u=0m/s
Acceleration due to gravity=10m/s^2
Now
\(\\ \sf\longmapsto s=ut+\dfrac{1}{2}gt^2\)
\(\\ \sf\longmapsto s=0t+\dfrac{1}{2}(10)t^2\)
\(\\ \sf\longmapsto s=5t^2\dots(1)\)
For soft drink:-
u=24m/s
\(\\ \sf\longmapsto 30-s=(24)t+\dfrac{1}{2}(10)t^2\)
Using eq(1)
\(\\ \sf\longmapsto 30-5t^2=24t-5t^2\)
\(\\ \sf\longmapsto 24t=30\)
\(\\ \sf\longmapsto t=\dfrac{30}{24}\)
\(\\ \sf\longmapsto t=1.2s\)
After 1.2s they will meet.
Now
putting t in eq(1)
\(\\ \sf\longmapsto s=5t^2=5(1.2)^2=5(1.44)=7.2m\)
At the height of 7.2m they will meet
Part B
Light can bounce off objects. This is called reflection, and it's what
allows us to see objects. This drawing shows a light ray reflecting from
the red construction paper. Although many light waves are hitting the
paper and reflecting from it, showing just one ray helps us follow the
path of a single wave.
white light ray
from flashlight
red light ray seen
For each color of paper, which part of white light is reflected?
Light will reflect at the same angle off a smooth surface as when it first touches it. The direction of reflected light beams for a flat surface is the same. Specular reflection is what is happening here.
What is it called when light reflects off something to let us see the thing?When light reflects off of a surface, it happens. Light will reflect at the same angle it was incident upon if the surface is glossy and smooth.
Exactly what does light reflect mean?A smooth polished surface is what is referred to as a reflection when a light ray strikes it and bounces back. Surface reflection occurs when a light beam hits it and then leaves it.
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Answer: The part of color that's reflected is the red that bounces off the paper.
Hope this helps you!!!
(☞゚ヮ゚)☞ ☜(゚ヮ゚☜)
what is meant by rusting
Answer:
The formation of reddish brown ferric oxide on iron by low temperature oxidation in the presence of water .
make me as brilliant answer
which tool measures cable length by transmitting a signal on one end and measuring the time it takes for the reflection to reach the end of the cable?
A time-domain reflectometer (TDR) measures cable length by transmitting a signal on one end and measuring the time it takes for the reflection to reach the end of the cable.
A TDR sends a signal down a cable and measures the time it takes for the reflected signal to return to the instrument. This time delay is proportional to the length of the cable, allowing the TDR to calculate the cable length. By analyzing the amplitude and shape of the reflected signal, a TDR can also identify the location and severity of any cable faults, such as breaks or impedance mismatches. TDRs are commonly used in telecommunications, cable TV, and other industries where accurate cable length measurements and fault detection are important.
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An electric circuit consists of light bulb with resistance of 10.0 ohm is connected to a
voltage source. The source provides a current of 2.00 mA in the bulb. What is the power
of the light bulb?
Answer:
P=I²R
Explanation:
P=2*10^-3 square times 10
4 times ten raise to power minus 5
what are some properties (characteristics) of matter?
Answer:
Color, odor, density, solubility, melting point, boiling point and electrical conductivity.
Explanation:
Ok soo idk what question to ask but one of my friends said tht she was dressing as Harley Quinn and she said i should dress as her too but then i said no i dont rlly dress up of those kind of people but then she started to flip out because i couldnt dress as her?? Should I tell her that not all people can dress the same even if they want to or not? What should I say so she can stop saying things that are rude just bc she is mad and thats not my fault??
Answer:
You should tell her in a nice way that that's just not your style and if she doesnt accept that then maybe you should just not talk to her for a while and let her cool down
Explanation:
Hope this helps
A small child weighs 18 kg. If his mom left him sitting on top of the stairs, which are 10m high, how much energy does the child have?
Explanation:
Find an energy is E=mgh, so E=18*10*10=1800J
If you are parking with your vehicle facing uphill on a road with a curb, you should turn your wheels in what direction?.
When you park and your vehicle is facing uphill and there is no curb, your wheels should be turned so that they point towards the side of the road .
If your vehicle rolls backward since , it is on a hill and it can roll back , you don’t want it rolling into traffic.So you would turn your wheels towards the road so if the car rolls back it will go onto the ditch, or onto someone’s lawn and not into moving traffic.If it ended up getting into the traffic it will be more dangerous for your car as well as for the other cars as it will increase the possibility of accident and cars can get damaged and you also will probably be held liable for the damage to the other car as well, so it is better if it rolls off of the roadway .To know more about curbs visit:
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Dòng điện đi qua một dây dẫn có cường độ I1 khi hiệu điện thế giữa hai đầu dây là 12V. Để dòng điện này có cường độ I2 nhỏ hơn I1 một lượng là 0,6I1 thì phải đặt giữa hai đầu dây dẫn này một hiệu điện thế là bao nhiêu?
Answer:
díñg døñg
that is it thanks
A trapezoid is a 4-sided polygon which has 2
parallel sides.
Write an expression that represents the
perimeter of a trapezoid whose sides have
length a, b, c and d.
Use this expression to find the perimeter of
the trapezoid when a= 12. b
16. c = 16.
and d = 20.
Help Please!
Think about how you can get the color white from using light versus how you can get the color white from using paint or dye. Now, think about how you can get the color black from using light versus from paint or dye. Using this, explain why we call coloring from light “additive” and coloring from paint or dyes “subtractive”.
Answer: Subtractive colors absorb OR subtract some lights causing it to reflect, and creating white.
Explanation:
Subtractive colors are created by completely or partially absorbing (or subtracting) some light wavelengths and reflecting others.
A 20 N force pulls to the right and friction pulls 5 N. If the mass is 5 kg, find the acceleration.
Answer
3ms^-2
_________
because of the release of the neurotransmitter dopamine, people who express that they are madly in love are likely to report that they feel
people who express being madly in love are likely to report feeling intense emotions such as euphoria, happiness, excitement, and a strong desire for closeness. However, it's essential to recognize that the experience of love is complex and involves multiple neurochemical processes.
Because of the release of the neurotransmitter dopamine, people who express that they are madly in love are likely to report feeling a range of intense emotions. Dopamine is associated with feelings of pleasure, reward, and motivation, and its release in the brain can contribute to the euphoric sensations commonly experienced in the early stages of romantic love.
Individuals who are madly in love often describe feeling a sense of exhilaration, happiness, and an overall heightened state of well-being. They may experience increased energy levels, a sense of excitement and anticipation, and a general feeling of being "on top of the world." Additionally, the release of dopamine can enhance feelings of attraction and attachment, leading to an intense desire to be close to the person they love.
However, it is important to note that while dopamine plays a significant role in the initial stages of romantic love, long-term love and attachment involve other neurotransmitters and hormones, such as oxytocin and vasopressin. These chemicals contribute to feelings of trust, bonding, and long-term commitment.
In conclusion, people who express being madly in love are likely to report feeling intense emotions such as euphoria, happiness, excitement, and a strong desire for closeness. However, it's essential to recognize that the experience of love is complex and involves multiple neurochemical processes.
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