Physik
Kinematik, Kraftanalyse, Elektrizität und Gleichungslogik.
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robert carneiros theory of environmental circumscription holds that the…
when hostile environments halt village expansion, new farmland could only be taken from other villages by force
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the most commonly used method of nondestructive testing is what? liquid…
visual testing
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a rubber balloon has become negatively charged from being rubbed with a…
\(6.25\times 10^{4}\)
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what are the possible tests that can be conducted to identify different…
magnet test, scratch or chip test, bend test
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when a metal contains iron, that means it has the potential to be magne…
A. True
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how does an electric generator generate an electric current? the genera…
does work in moving electrons, which creates an electric field.
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why do electric utility companies increase the voltage of electricity f…
- The current is reduced when the voltage is increased. - Energy loss is reduced by lowering the current.
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the north pole of a magnet is so named because multiple choice it point…
It points to the earth's north magnetic pole.
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what is a magnetic pole? multiple choice the part of a magnet without m…
a side where the magnetic force seems to be concentrated
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7 is a kwh a unit of power or a unit of work? multiple choice it is a u…
It is a unit of work since the time units cancel in \(W = Pt\).
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in addition to carbon steel, what other metals possess iron? cast iron …
cast iron, stainless steel, ironized copper
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what are the types of carbon steels? low carbon medium carbon high carb…
A. low carbon, B. medium carbon, C. high carbon
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is a kwh a unit of power or a unit of work? multiple choice it is a uni…
It is a unit of work since the time units cancel in \(W = Pt\).
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how do you know that it is an electric field, not electrons that move r…
Electrons in an active circuit either drift slowly, or just jiggle back and forth in one place.
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why does a charged object necessarily have an integral multiple of the …
B. The fundamental charge is the charge of one electron, and charged objects have a surplus or deficiency of electrons.
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4. forces cause changes to the motion of objects. name a force and desc…
Gravity. It makes an object fall (change in position) and changes the speed of the falling object (change in velocity).
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a horizontal fillet weld is signified by which of the following? 1f 3g …
2F
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what is happening when you walk across a carpet and receive a shock whe…
Your body is a poor conductor and you accumulate electrons until they are conducted away by a metal object.
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why does a balloon that has been rubbed stick to a wall for a while? mu…
B. Friction transfers electrons to the balloon, which repels electrons in the wall, giving it a positive charge and opposite charges attract.
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a computer - aided system for the collection, storage, retrieval, analy…
Geographic Information System (GIS)
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elastic objects respond dramatically when subject to sound waves with f…
resonant frequencies.
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the molten metal that sometimes collects on the back side of a cut rese…
- First question: dross - Second question: butt joint, lap joint, corner joint
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what is an echo? multiple choice a reflected sound you hear after 0.1 s…
A. A reflected sound you hear after \(0.1\) s of the original.
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which of the following occurred after allied forces invaded the italian…
Italian forces quickly surrendered.
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when does a supersonic aircraft make a sonic boom? multiple choice when…
at all times when it is flying at the speed of sound or faster
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what gives a musical note its characteristic quality? multiple choice a…
a combination of the fundamental frequency added to overtones
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what was the outcome of the battle of el alamein? american forces drove…
British forces defeated the Afrika Korps.
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when color codes are not available, how can you identify where fuel gas…
identifying marks such as an "O" or an "F"
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do all frequencies of sound travel with the same velocity? multiple cho…
Yes, because sound wavelengths are inversely proportional to frequency.
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which of the following are potential cutting processes? oxyfuel cutting…
oxyfuel cutting, plasma cutting
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a piano tuner hears three beats per second when a tuning fork and a not…
Loosen the string and hear fewer beats per second. This means the tuner is moving toward tuning the string.
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what was president kennedys approach to using force during the cuban mi…
He used force as a threat to keep Cuba in check, holding most in reserve.
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is it possible for a transverse mechanical wave to move through air? mu…
No, there is no force acting on the air to return it to its original position.
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a mechanical wave is a disturbance that multiple choice always has a mo…
moves through a medium such as a solid or the air.
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19 the average human body temperature is 98.6°f. what is the equivalent…
\(37\)
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can you use a heat pump to provide the temperature difference to run a …
Yes, but the work generated by the heat engine will be less than the work used to run the heat pump.
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which dating method provides dates between 40,000 and 100,000 - 300,000…
thermoluminescence
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sometimes old rocks are affected by other geological features, as when …
B. cross - cutting relationships
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a heat pump is able to move heat from a cooler region to a warmer regio…
evaporating a refrigerant where you want it cooler, and then condensing it elsewhere.
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when your arc length is too short, the possibility of sticking increase…
- First question: True - Second question: electrode angle
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dating methods based on laboratory treatment or analysis of various ite…
numerical dating methods
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which provides more cooling for a styrofoam cooler, one with 10 lb of i…
The ice provides more cooling because as ice undergoes the solid - to - liquid phase change it absorbs heat.
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question 18 2 pts which of the following is a nonisotopic method of chr…
dendrochronology
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a layer - cake profile of different soil types is exposed when we dig i…
superposition
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too slow of a travel speed can lead to what discontinuities? □ excessiv…
undercut
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why are the latent heat of fusion and the latent heat of vaporization s…
Heat is absorbed or released, but a temperature change does not take place, so they are "hidden."
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too slow of a travel speed can lead to what discontinuities □ excessive…
it is no more than the size/diameter of the electrode
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the mechanical equivalent of heat is significant since it shows that mu…
the amount of work done by frictional forces yields an equivalent amount of heat.
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6 the vacuum in the doubled - walled vacuum bottle takes care of heat f…
conduction.
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question 43 1 pts what is a small, low - mass remnant star that has exh…
A white dwarf.
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would the tight packing of more insulation, such as glass wool, in an e…
decrease, because there are fewer air spaces
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question 41 1 pts what are the official names for the big dipper and th…
Ursa Major and Ursa Minor
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question 40 1 pts what is the difference between plasma and gas? the co…
The movement of their electrons
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having too long of an arc length can cause which of the following disco…
- First question: excessive spatter - Second question: amperage
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question 39 1 pts how much of the moon does the sun illuminate at all t…
one - half
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question 38 1 pts what does the motion of the stars around the center o…
There is a black hole there.
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marcus is a tall man and weighs 200lbs. here on earth. how much would m…
33.3lbs.
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what were sextants, which used celestial bodies like stars to plot cour…
astronavigation
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question 35 1 pts galaxies are distributed in a random pattern througho…
False
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daiquan is working on a report about the basins on the moon that are fi…
Maria
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question 33 1 pts what kind of telescope uses mirrors to focus light to…
reflecting telescope
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the rate at which a welder deposits a weld from start to finish is call…
- First question: weld speed - Second question: False
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which digit in the electrode classification e6012 indicates the positio…
1
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what does the number \100\ in the electrode classification e10018 mean?…
minimum tensile strength
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what \f\ group does the e7018 electrode belong to? f1 f2 f3 f4
F4
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question 5 1 pts a nurse is admitting a new client. which action should…
Establish boundaries
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the nurse is caring for a client who has a serious mental illness and s…
"It sounds like you are motivated to work toward recovery and setting up routines that will work for your life."
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the nurse is interviewing a newly admitted client who has major depress…
B. assessment
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what is the primary purpose of the cpr coach on a resuscitation team? c…
Increasing CPR quality
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the nurse is interviewing a newly admitted client who has major depress…
B. Orient the client to the unit schedule
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among others, which of the following factors has been associated with i…
Immediate high - quality CPR
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which is a contraindication to the administration of aspirin for the ma…
Recent gastrointestinal bleeding
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which demographic group experiencing acute coronary syndromes is more l…
C. Females
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in addition to decreased ihca, what is another benefit of implementing …
Decreased ICU length of stay
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net force: balanced and unbalanced 1. describe the net force:____(diffe…
a. Net force: \(5\) N to the left; Balanced or unbalanced: unbalanced b. Net force: \(0\) N; Balanced or unbalanced: balanced c. Net force: \(8\) N to the right; Balanced or unbal…
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an object is moving straight up only under the influence of gravity, an…
\(6.7\)
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which polarity places 2/3 of the heat of the arc onto the base metal an…
DCEP
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question mary dropped out of high school 10 years ago and struggles to …
No, because she is out of the labor force.
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read about the concept need help? review these concept resources. as an…
opposes
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fill in the blank question when light objects with large surface areas …
air - resistance; higher
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fill in the blank question the of an objects weight is directly proport…
mass, acceleration (or mass, \(g\) (acceleration due to gravity))
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22. a tire 0.500 m in radius rotates at a constant rate of 200 rev/min.…
The speed of the stone is approximately \(10.5\) m/s and the acceleration is approximately \(219\) m/s².
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question 8 2 pts cuts or tears in welding cables should be no less than…
Question 8: tears or rips are unacceptable and the cable should be replaced Question 9: False
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fill in the blank question a falling objects velocity is the constant v…
terminal
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question 28 match the description to the term. categories: this is wher…
A. Link - state database B. Single - area OSPF C. Adjacency database D. Shortest Path First
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question 26 what is the format of the router id on an ospf - enabled ro…
a 32 - bit number formatted like an IPv4 address
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question 25 what command would be used to determine if a routing protoc…
show ip ospf neighbor
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question 5 gas cylinders are highly compressed and can become a project…
Question 5: True Question 6: 35 feet
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fill in the blank question the support force exerted on an object is it…
normal force
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fill in the blank question the support force exerted on an object is it…
weight
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sleep came not near my couch - while the hours waned and waned away. i …
- the dark furniture - the curtains that sway because of an approaching storm
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question 2 (1 point) listen imagine that you are a psychologist working…
1) No, because delusions are a typical Western set of symptoms practically unknown globally.
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fill in the blank question the of an objects weight is directly proport…
The first blank: weight; the second blank: mass.
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multiple choice question what is the apparent weight of an object? o th…
the support force exerted on that object
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question suppose the adult population over the age of 16 is 237.8 milli…
\(64.7\%\)
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question if the total adult working population of country x is 450 mill…
$75.6$
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multiple select question select all that apply an objects weight is □ t…
the product of its mass and the strength of the gravitational field in which it is situated, the product of its mass and its free - fall acceleration
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question assume that the total working - age population of a country is…
\(4.8\%\)
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fill in the blank question the gravitational force experienced by an ob…
weight
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question assume that the total working - age population is 121.6 millio…
\(58.9\%\)