Answer:
head
four head
hair
eyes
ears
nose
lips
chick
chin
eyebrow
eyelid
WILL GIVE BRAINLIEST ASAP
1. Identify and describe two factor which will effect the...
A. gravitational potential energy of a system
B. magnetic potential energy
Explanation:
1. Height Relatives to reference point, Mass, and strength of the gravitational field it's in
2. Distance in the magnetic field
More people die cach year in the U.S. as a result of
I would say the Common Cold because it's the main reason why kids and adults miss school or work.
I hope this helps <3 :)
(also please mark brainliest if you want to)
Answer:
For more than a decade, heart disease and cancer have claimed the first and second spots respectively as the leading causes of deaths in America. Together, the two causes are responsible for 46% of deaths in the United States. There is donation center's to help fight back against cancer and heart diseases, There are also of course places you can go to become a organ donner if there is no saving you from something... Hope this helps^_^
Explanation:
plz give brainliest and rating
WILL GIVE BRANLIEST
can you find a magnet with only a north pole? why or why not?
Please help! I will give Brainliest to first correct answer! :)
Answer: C
Explanation:
if its wrong pls tell me so i can correct myself
I have no questions.
Answer: happy Ramadan
Explanation: thanks
Maria's mother was deported 6 months ago, and she is staying with a cousin. She has to share a room with 3 other children and is very discouraged. She has little energy to do much of anything, and she cries a lot. She is probably suffering from?
She is probably suffering from a major depression. Depression results in emotional change and loss of interest in previously appreciated activities.
What is depression?Depression is a frequent and significant medical ailment that has an adverse effect on how you feel, think, and act. It can cause a number of mental and physical difficulties, as well as a loss in your ability.
According to epidemiological research, a hereditary element is involved in 30% to 40% of instances of bipolar illness. As a result, environmental influences have a larger role in the development of depression.
Maria's mother was deported 6 months ago, and she is staying with a cousin. She has to share a room with 3 other children and is very discouraged.
She has little energy to do much of anything, and she cries a lot, she is probably suffering from a major depression.]
Hence, option A is correct.
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A magnet can generate an electric current in a wire if the magnet is close enough to the wire and if the magnet is also
A.)strong
B.)weak.
C.)at rest.
D.)in motion.
Answer:a stro
Explanation:
A magnet can generate an electric current in a wire if the magnet is close enough to the wire and if the magnet is also in motion. The correct answer is D) in motion.
What is electromagnetic induction?When a magnetic field is in motion with respect to a conductor, such as a wire, it induces an electric current in the wire. This is because the changing magnetic field creates a changing electric field around the wire, which causes electrons to flow. The induced electric current is proportional to the rate of change of the magnetic field. This consequence is known as electromagnetic induction.
The strength of the magnetic field does affect the magnitude of the induced electric current, but the magnetic field must be in motion in order to generate an electric current.
A weak magnetic field can still generate an electric current in a wire if it is in motion with respect to the wire.
If a magnetic field is at rest, it will not induce an electric current in a wire. The magnetic field must be in motion in order to generate an electric current.
Thus, the correct answer is D) in motion.
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An effect analogous to two-slit interference can occur with sound waves, instead of light. In an open field, two speakers placed 1.19 m apart are powered by the same function generator producing sine waves at 1,163 Hz frequency. Assume that the speed of sound is 340 m/s. A student walks along a line 12.5 m away and parallel to the line from one speaker to the other speakers. She hears an alternating pattern of loud and quiet, due to constructive and destructive interference. What is the distance between the central maximum and the first maximum (loud) position along this line in m
Answer:
3.04 m
Explanation:
The interference by diffraction of waves is noticeable only when the dimension of the opening through which the wave is passing through is comparable to the wavelength of the passing wave.
It is given that :
Distance between two speakers, d = 1.19 m
Speed of sound, v = 340 m/s
The frequency is f = 1163 Hz
Distance the student walk along the line of the speaker, D = 12.5 m
We know the wavelength of the sound produced by the speakers is given by :
[tex]$\lambda=\frac{v}{f}$[/tex]
[tex]$=\frac{340}{1163}$[/tex]
= 0.29 m
Now the distance between the central maximum and the first maximum position is given by :
[tex]$y=\frac{\lambda D}{d}$[/tex]
[tex]$=\frac{0.29 \times 12.5}{1.19}$[/tex]
= 3.04 m
A hydrogen atom and a carbon atom move at the same speed. Which has the greater kinetic energy?
Answer:
The carbon atom has greater kinetic energy than a hydrogen atom.
Hope this helps! :)
Carbon atom has the greater kinetic energy.
What is meant by kinetic energy ?Kinetic energy is defined as the energy attained by a body by virtue of its motion.
Here,
The speed of the hydrogen atom and carbon atom are the same.
Kinetic energy of hydrogen atom, KEн = 1/2 m(н) v(н)²
Kinetic energy of carbon atom, KEс = 1/2 m(с) v(с)²
where m and v are mass and speed respectively.
Taking the ratio,
KEн/KEс = m(н)/m(с)
KEн/KEс = 2/12
KEн/KEс = 1/6
KEс = 6KEн
Therefore the kinetic energy of carbon atom is 6 times the kinetic energy of hydrogen atom.
Hence,
Carbon atom has the greater kinetic energy.
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5. What is the frequency of a sound wave when the speed of the sound is 340 m/s and has a wavelength of 1.21 m? 263 Hz 281 Hz O 328 Hz O 346 Hz
Answer:
281 Hz
Explanation:
I am so so sorry if this is wrong. But good luck and have a good day
7. The diagram shows a mercury manometer used to measure the pressure of gas in a container.
Atmospheric pressure is 76 cm of mercury.
gas
mercury
20cm
12 cm
What is the pressure of the gas?
56 cm of mercury
68 cm of mercury
C
84 cm of mercury
96 cm of mercury
Answer: I didnt understand it sorrryryyyyyyy
Explanation:
A car is traveling constant spoed ol 12 12 m/s When the driver accelerates, the car reaches a speed of 26 m/s in s What is the average acceleration of the
Answer:
Average acceleration of the car is 1.167 m/s^2
Explanation:
The speed of car with which it is travelling is 12 m/s
As the driver accelerates the car, the speed reaches 26 m/s
The change in speed in 12 seconds is
26 -12 = 14 m/s
Average acceleration is change in speed divided by time
[tex]\frac{14}{12} \\1.167[/tex] m/s^2
Helpppppppppppppppppppppppppppopppppppppp
Answer:
I think it's 2 the photo is hard to tell what they are exactly talking about.
find ways you can change the total energy
Answer:
The ways to change the total energy are to either make the hill taller to increase it or make the hill lower to decrease the total energy.
Explanation:
The total mechanical energy of a system is the sum of the total kinetic energy and total potential energy.
A ray of light strikes a plane mirror at an angle of incidence equal to 35°. The angle between
the incident ray and the reflected ray is
A)
70°
B)
0°
C)
55°
D)
35°
Answer:
55 degrees
Explanation:
A ray of light strikes a plane mirror at an angle of incidence. The angle between the incident ray and the reflected ray is 70°. The correct option is A.
What is law of reflection?The law states that angle of incidence of the incident ray is equal to the angle of reflection through a plane surface.
Here, angle of incidence of light on a plane mirror is 35°, then the angle of reflection will also be 35°.
i = r = 35°
Then the angle between the incident ray and the reflected ray will be
i +r = 35 + 35 =70°
Thus, the correct option is A.
Learn more about law of reflection.
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What chemical formula did early instigators assume for water?
Answer:
Explanation:
Investigators thought this meant that oxygen was eight times more massive than hydrogen. They presumed the chem-ical form-ula for water to be H-O
Hope this helped!!! .
Help please:Calculate the mechanical energy of a bird flying at a speed of 10 m / s at an altitude of 15 m. If its mass is 150 g and the influence of gravitational force is 9.81 m / s²?
Mass of the bird(m) = 150 g = 0.15 kg
Speed (v) = 10 m/s
Kinetic Energy = [tex]\frac{1}{2}m v^{2} = \frac{1}{2} 0.15 (10)^{2}[/tex] = 7.5 J
Altitude (h) = 15 m
Gravitational Potential Energy = (0.15)(9.81)(15) = 22.0725 J
Mechanical Energy = Kinetic Energy + Potential Energy = 7.5 + 22.0725
= 29.5725 J
A 12kg aluminum box is sliding along a horizontal steel surface while experiencing a rightward applied force of 60N. The box has a displacement of 20m. What is the Net Force acting on the box? *
A.)60N
B.)117.72N
C.)4.67 N
D.)-55.33N
Is weight AFFECTED by gravity?
YES, the force of gravity determines how much you weigh.
NO, regardless of gravity, you will always weigh the same. w
Answer:
This answered one of my questions, thanks
Explanation:
Answer:
the answer is NO regardless of gravity, you will always weigh the same.
Explanation:
Look up about 3 centimeters ⬆️
What cell organelle stores water for plant cells is it a Large Vacuole or small
Answer:
plant cell's vacuole can make up 90% of the cell's volume. The large central vacuole essentially stores water. In animal cells, vacuoles are much smaller
A student shakes a rope such that 20 complete vibrations are made in 4.00 seconds. Determine the vibrational frequency of the rope, along with the corresponding unit.
Answer:
The vibrational frequency of the rope is 5 Hz.
Explanation:
Given;
number of complete oscillation of the rope, n = 20
time taken to make the oscillations, t = 4.00 s
The vibrational frequency of the rope is calculated as follows;
[tex]Frequency = \frac{number \ of \ complete \ vibrations}{time \ taken} \\\\Frequency = \frac{20 }{4 \ s} \\\\Frequency = 5 \ Hz[/tex]
Therefore, the vibrational frequency of the rope is 5 Hz.
Qs 5 pleaseeee help!!!
Answer:
Ok, first is important that you understand how the heat radiation works.
All the objects that have some heat energy in them, radiate some of that energy in the form of electromagnetic waves.
Particularly, the Sun radiates a lot of energy (at the point that if you step under the sunlight, you can feel on your skin the heat that comes from the sun, this is due to radiation).
Now, suppose that you have a thin coat of water over you, then the material that gets impacted by that radiation will be the water and not you, and then the energy is dissipated (some of the energy goes to your body and some go to the air)
This is one way in which spraying water over themselves helps the elephants to keep them cool.
Another way in which heat can be transferred is by conduction.
When you have a hot object and a cool object, and you put them together (so the objects touch each other), the heat will flow from the hotter object to the cooler object until both objects have the same temperature.
Then if the elephant body temperature is larger than the temperature of the water that the elephant sprays over his body, when the water touches the body some of the heat in the elephant body will be transferred to the coat of water, and in this way, the temperature of the elephant's body decreases.
These are the two ways we wanted to find.
A factory has 1200 workers of which 720 are male and the rast are female what percent of workers are female
Answer:
Percent of Female Workers = 40%
Explanation:
The percentage of the female workers in the given group of workers can be easily found by the following formula:
[tex]Percent\ of\ Female\ Workers = \frac{No.\ of\ Female\ Workers}{Total\ No.\ of\ Workers}\ x\ 100\%[/tex]
where,
Total No. of Workers = 1200
No. of Female Workers = Total Workers - No. of Male Workers
No. of Female Workers = 1200 - 720 = 480
Therefore,
[tex]Percent\ of\ Female\ Workers = \frac{480}{1200}\ x\ 100\%[/tex]
Percent of Female Workers = 40%
How was our galaxy formed?
Answer:
according to big bang theory our galaxy was formed 13billion years ago and then made the stars and galaxies we see today. ... The universe began as a very hot, small, and dense superforce (the mix of the four fundamental forces), with no stars, atoms, form, or structure (called a "singularity).
During the mature stage of a thunderstorm, air moves
upwards
downwards
towards sea
towards land
Answer: Downwards
Explanation: Upwards is only at the start of a thunderstorm when air moves towards the poles. During the mature stage, air moves down towards the equator.
Explain one inference scientists made about the interior of the Earth based on seismic waves. Use the words S & P waves in your answer. Use the word refract/bend in your answer
Answer:
"An earthquake radiates P and S waves in all directions and the interaction of the P and S waves with Earth's surface and shallow structure produces surface waves. Near an earthquake the shaking is large and dominated by shear-waves and short-period surface waves." please rephrase this in your own words.
Explanation:
Im not sure if this helps but credits to: eqseis.geosc.psu.edu › Notes › waves_and_interior
a _____ has to do with the direction of a force
Answer:
The "solid force"? ... The direction of the force always seems to be coming out of the solid surface. A direction which is perpendicular to the plane of a surface is said to be normal. The force that a solid surface exerts on anything in the normal direction is called the normal force.
Explanation:
i think i hope this helps
this questions pls help
Answer:
1. True
2. False
3. True
4. True
5. False
A person pushes a 125 kg object initially at rest on a frictionless surface. The object ends up with a final velocity of 1.40 m/s. What is the total
translational kinetic energy of the object?
Answer:
a person pushes a 125 kg
Explanation:
The total translational kinetic energy of the object is 122.5 J.
What is meant by kinetic energy ?Kinetic energy is defined as the energy possessed by a body by virtue of its motion.
Here,
Mass of the object, m = 125 kg
The final velocity of the object, v = 1.4 m/s
It is given that the object was initially at rest on a frictionless surface. When the object was pushed by the person, it gained some amount of kinetic energy and ended up with a final velocity of 1.4 m/s.
So, the expression for total translational kinetic energy of the object is given by,
KE = KEf + KEi
KE = 1/2m(v² + u²)
Since, the object was initially at rest, the initial velocity,
u = 0
Therefore, the kinetic energy of the object,
KE = 1/2 mv²
KE = 1/2 x 125 x (1.4)²
KE = 122.5 J
Hence,
The total translational kinetic energy of the object is 122.5 J.
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what are conspiracy theories?
Answer:
They are theories which have a really dark twist or meaning behind the whole theory, some conspiracy theories can also lead to a cliffhanger.