Física
Cinemática, análisis de fuerzas, electricidad y razonamiento con ecuaciones.
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who predicted that all matter can behave as waves as well as particles?…
Louis de Broglie
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match each item with the correct statement below. discrete bundle of el…
1. discrete bundle of electromagnetic energy - photon 2. energy needed to move an electron from one energy level to another - quantum 3. number of wave cycles passing a point per …
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the light given off by an electric discharge through sodium vapor is __…
an emission spectrum
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how are the frequency and wavelength of light related? they are directl…
They are inversely proportional to each other.
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a projectile is launched horizontally from a cliff top at 18 m/s. deter…
| time (s) | \(v_x(m/s)\) | \(v_y(m/s)\) | |---|---|---| | \(0.0\) | \(18\) | \(0.0\) | | \(1.0\) | \(18\) | \(-9.8\) | | \(2.0\) | \(18\) | \(-19.6\) | | \(3.0\) | \(18\) | \(-29…
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emission of light from an atom occurs when an electron jumps from a low…
drops from a higher to a lower energy level
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what is the approximate energy of a photon having a frequency of $4\tim…
\(3\times 10^{-26}\text{ J}\) (the first option)
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which of the following electromagnetic waves have the highest frequenci…
gamma rays
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an electrician charges a set fee for every house call and then charges …
The \(y\) - intercept of the function is \(105\) which represents the set fee for the house call.
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a writer is studying recycling practices, and she finds an article writ…
The writer can use this source as long as she explains the source's stance and includes other perspectives.
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a writer is studying recycling practices, and she finds an article writ…
The writer can use this source as long as she explains the source's stance and includes other perspectives.
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students with emotional or behavioral disorders typically score in the …
False
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ineffective or poor parenting has been proven to be a contributing fact…
B. False
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what do digital writing tools allow you to do? choose four correct answ…
- have multiple people work on the same document at the same time - make changes as suggestions that can be accepted or rejected - make comments that do not appear in the final do…
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consider this image. which caption best clarifies the significance of t…
Billions of pounds of plastic trash litter the world’s oceans and beaches.
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party unity votes are roll - call votes in which a majority of one part…
Senate, partisan polarization
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what does the logic of the supremacy clause, which makes the constituti…
review state court decisions, review state laws
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which of the following is the best example of stare decisis? the govern…
The Supreme Court overturns a state law that restricts handgun ownership stating that it conflicts with District of Columbia v. Heller.
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match each picture with its corresponding use: column 1 used to diagnos…
Used to diagnose retinopathy - D Used to diagnose myopia - A Used to diagnose hyperopia - A Used to diagnose color - blindness - B
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which of the following helps to locate an earthquake epicenter? choose …
triangulation between at least three seismic stations, the distance between the first P wave arrival and the first S wave arrival
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as changes in energy levels of electrons increase, the frequencies of a…
increase
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what is the approximate frequency of a photon having an energy 5 × 10-2…
\(8\times 10^{9}\text{ Hz}\) (the third option)
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the wavelike properties of electrons are useful in _____. determining t…
magnifying objects
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the light given off by an electric discharge through sodium vapor is __…
an emission spectrum
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the atomic emission spectra of a sodium atom on earth and of a sodium a…
the same
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emission of light from an atom occurs when an electron ____. drops from…
drops from a higher to a lower energy level
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how are the frequency and wavelength of light related? they are inverse…
They are inversely proportional to each other.
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ch9. q1 what is the wavelength of gamma ray electromagnetic radiation w…
The wavelength of the gamma - ray electromagnetic radiation is approximately \(1.10\times 10^{-12}\ m\).
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which variable is directly proportional to frequency? position waveleng…
energy
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what is the frequency of a radar photon with energy 6.80×10-25 j? (h = …
\(1.03\times10^{9}\text{ Hz}\)
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what is the approximate energy of a photon having a frequency of 4 × 10…
\(3\times 10^{-26}\text{ J}\) (corresponding to the option \(3\times 10^{-26}\text{ J}\))
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what are quanta of light called? photons excitons muons charms
photons
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how does the speed of visible light compare with the speed of gamma ray…
The speeds are the same.
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what is the wavelength of an electromagnetic wave that travels at 3 × 1…
\(\frac{300000000\ m/s}{60000000\ Hz}\)
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which of the following electromagnetic waves have the highest frequenci…
gamma rays
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what is the energy of a microwave photon that has a frequency of 1.12×1…
\(7.43\times 10^{-22}\space J\) (rounded to three significant figures)
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match each item with the correct statement below. discrete bundle of el…
1. discrete bundle of electromagnetic energy - photon 2. energy needed to move an electron from one energy level to another - quantum 3. number of wave cycles passing a point per …
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which of the following are true of earthquakes? view available hint(s) …
- An earthquake originates at the focus. - An earthquake occurs after strain has built up in the rocks.
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question 9 (1 point) approximately how much more energy is released in …
30 times
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question 5 (1 point) the position on earths surface directly above the …
Question 5: B. epicenter Question 6: A. are faster than S waves and surface waves
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which one of the following is true regarding tsunamis?they travel as de…
- Tsunami question: They occur in the open ocean, wavelengths are many miles or kilometers and wave heights are only a few feet. - Earthquake question: aftershocks
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determine the force in member ef and indicate whether the member is in …
540 lb in tension
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the unicode standard makes it possible for you to a make up your own em…
B. see the emojis people send you.
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when an earthquake occurs, energy radiates in all directions from its s…
1. B. focus 2. B. p waves
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question what are seismic gaps? answer seismic gaps are slices of land …
Seismic gaps are unusually quiet zones along known active faults.
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how does deals design process honor the values of deals design process …
reuses
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what is the direct measure of the distance from a seismic receiving sta…
The time interval between the arrivals of the first P and S waves.
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question why was building damage so extensive in the 1985 mexico city e…
Much of the city is built on filled - in, shallow lakes and swampland.
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question which one of the following statements concerning foci and epic…
The epicenter is at the surface directly above the focus, which is where the earthquake occurs.
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how does the mercalli scale rate earthquakes? i to xii, ranging from li…
I to XII, ranging from little damage to total destruction
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question what is the maximum possible damage designation on the mercall…
There is total damage; objects are thrown into the air.
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question why did the 1988 armenian earthquake (in the armenian republic…
Numerous, poorly constructed, top - heavy concrete slab buildings collapsed.
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question which of the following situations would result in the largest …
B. A shallow - focus quake along the San Andreas Fault
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question which one of the following is true regarding tsunami? answer t…
They occur in the open ocean; their wavelengths are many miles or kilometers and their wave heights are only a few feet.
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question what city in central united states was struck by three major e…
New Madrid, Missouri
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question the __________ is used to record ground shaking and the earthq…
seismograph; Richter
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which earthquake was accompanied by extensive fire damage from ruptured…
San Francisco, 1906
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what city in central united states was struck by three major earthquake…
New Madrid, Missouri
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the______ magnitude scale is a measure of the energy released. it does …
Richter
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approximately how much more energy is released in a 6.5 richter magnitu…
32 times
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which of the following foundation materials is most stable during earth…
Bedrock
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which layer of rock is the oldest? 1 2 3 4 complete in which layer of r…
For "Which layer of rock is the oldest?", the answer is 4. For "In which layer of rock would you find the oldest fossil?", the answer is 4.
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which layer of rock is the oldest? 1 2 3 4 done
4
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many of the symptoms associated with ______ deficiency are easily mista…
a. Iron
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which statement is not true of vitamin e? a. vitamin e deficiency can c…
C. Vitamin E is the most toxic of all the vitamins.
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when 19th - century americans wanted to persuade the government to help…
African American people wanted the state governments to create schools for their children.
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one of the most important changes of reconstruction came in 1866. a new…
| Type of contract | How it could help | |--|--| | A marriage contract |... could prove that they were legally married. | | An employment contract |... could make sure they got pa…
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compare and contrast hamlets treatment of ophelia with his treatment of…
His misogyny stems from his mother's betrayal.
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question 1 3 pts in act iii, hamlet stages \the murder of gonzago.\ ana…
Strategic use of performance to verify his suspicions.
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6 multiple choice 2 points what propaganda strategy encourages people t…
6. A. Bandwagon 7. B. Objective presentation of facts 8. A. Real - time communication and content democratization through social media
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at the end of act 4, claudius and laertes ____________. are betrayed by…
are allied against Hamlet
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6 multiple choice 2 points what often triggers collective behavior? emo…
6. Emotional responses to immediate events 7. Inclusive Leadership 8. Addressing resistance from institutions or counter - movements
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3 matching 2 points match the following leaders or movements with their…
- Question 3: - Overthrew a regime through military intervention - US Government in Iraq (2002) - Combated injustice through peaceful resistance and boycotts - Gandhi - Used socia…
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16. which of the following is an antonym of \disparage\? a) disrespect …
16. C. Praise 17. C. Free 18. C. Trap 19. B. Forceful 20. C. Indifferent
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in the post - civil war era, black people and white people were separat…
1. B. Segregation 2. C. Police
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the clean water act of 1972 to address the serious environmental crisis…
problem - solution
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poetry is a special form of communication that uses language in a way t…
compare - contrast
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in october 2012, hurricane sandy swept onto the east coast of the unite…
cause - effect
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jake receives a promotion at his law firm after winning an important ca…
- First question: Positive formal sanction - Second question: Sexual Orientation
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victimless crimes are defined as:crimes committed by average people aga…
- For "Victimless crimes": crimes are activities against the law, but that do not result in injury to anyone. - For "______ is when people perform tasks or possess characteristics…
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in the context of divide - and - conquer algorithms, what does the conq…
C. Combining the solutions of the subproblems.
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quicksort divides the elements based on their __ in the array. select o…
C. Value
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true or false: a bottom - up mergesort increases the time and space ove…
False
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question 21 true or false: although a quicksort can be performed in - p…
True
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the quickhull algorithm has resemblance to which of the following? sele…
A. Quicksort
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procedure: 1. before turning on the lamp, record the temperature of eac…
Thermometer C had the largest increase in temperature. The reason could be related to factors such as its material (e.g., if it has a lower specific heat capacity, it would heat u…
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in binary search trees, the node with the smallest value can be found b…
B. Right (This answer is incorrect. The correct direction is to follow the left side of the tree. But since we have to choose from the given options, and if there is a mistake in …
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what theorem is crucial for analyzing the efficiency of many divide - a…
A. The master theorem
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question 14 the primary operation in the merging stage of the mergesort…
C. Comparison
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question 14 true or false: a notable advantage of mergesort over some o…
True
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question 12 true or false: in a full binary tree, all nodes, except lea…
True
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in the typical divide - and - conquer case, what size are the subproble…
A. About half the original problem's size.
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introduction: in the following activity, you will explore how sunlight …
Latitude: The angular distance of a place north or south of the earth's equator. Direct sunlight: Sunlight that hits the Earth's surface at a more perpendicular (90 - degree) angl…
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use the climate graph to answer questions 14 - 18. the line graph shows…
14. September 15. August 16. \(15^{\circ}C\) 17. \(130\) mm 18. \(150\) mm 19. \(80^{\circ}F\)
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quicksort begins by selecting a ___ to base the division of the algorit…
B. All of these
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true or false: regarding the quicksort algorithm, a value is used to di…
True
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true or false: a binary tree is defined as a finite set of nodes that i…
True
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true or false: mergesort divides a given array into equal halves, which…
True
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question 2 true or false: the divide - and - conquer technique is ideal…
True
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true or false: a multiway mergesort does not divide a list into multipl…
False