物理
运动学、受力分析、电学与方程推导。
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big picture a the following statements are the main ideas of each parag…
1. c. he was not as intelligent as the other students 2. c. find it difficult to study without electricity 3. b. they do not use kerosene
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matching: place the letter of the correct definition next to the term. …
1. B. Drug category including prescription 2. C. Physical reliance on a drug to fu 3. A. Potentially fatal overuse of a subs 4. D. Medication that rapidly counte effects 5. E. Sym…
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ground, dragging the hapless crewman across the ice and toward the edge…
To find the correct $v_2$, we need to know the values of $v_1$, $g$, and $H - h$. If we assume $v_1 = 5.23$ m/s, $g = 9.8$ m/s² and say $H - h = 10$ m for example: \[v_2=\sqrt{5.2…
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using a simple pulley and rope system, a crewman on an arctic expeditio…
$5.23$ m/s
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a ____ allows users to interact with a program in a graphical environme…
1. D. GUI 2. B. coding the program
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in a recent study, 50 males used a new weight - loss supplement, and 39…
The new weight - loss supplement was less effective on females in the study. That is because 32% of them failed to lose weight after two weeks, whereas only 22% of the males faile…
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question 1 the repetition of a series of steps is called a(n) ____. o l…
Question 1: A. loop Question 2: A. parallelogram
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important factors in determining the credibility of a health product ma…
D. clinical trials, doctor's recommendation, and quality control
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in a study of pain relievers, 50 people were given product a, and all b…
Product A performed worse in the study. That is because 24% failed to get relief with this product, whereas only 20% failed to get relief with Product B.
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which of the following does not contribute to wellness? a. habits b. te…
B. tendencies
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at what speed $v_2$ will the crewman hit the bottom of the ravine? assu…
The general formula for the speed $v$ is $v=\sqrt{2gh}$ where $g = 9.8\ m/s^{2}$ and $h$ is the height of the fall.
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question 4 the earths outer core is ____. the earths largest layer by v…
Question 4: liquid Question 5: crust, mantle, outer core, inner core
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if someone is predisposed to a disease, they are more likely to contrac…
B. heredity
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which particles that make up an atom are involved in nuclear reactions?…
B. protons and neutrons
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solid nickel and iron is found in this layer. which layer is it found? …
Question 1: inner core Question 2: oceanic crust is denser than the continental crust Question 3: Convection occurs in the mantle.
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3. what is the term for minerals containing silicon and oxygen?
Silicates
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potassium - 40 has a half - life of 1.277×10^9 years. after 1.022×10^10…
Approximately 1.95 g
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2. which steps aided layla in starting her recovery? multiple choice (c…
1. c) Requiring more of a drug to achieve the same effect 2. c) It can be secretly mixed into other drugs leading to unknowing overdoses 3. c) Reverse opioid overdoses by restorin…
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read the excerpt from \lise marie de baissac.\ in normandy, baissac pre…
As a spy in Normandy, Baissac performed a variety of important and sometimes dangerous tasks in order to get in the way of German troops.
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wellness is a continuum, which means ____________. a. personal wellness…
A. personal wellness can vary between very poor and very good
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a large atom decays and emits a particle. after the reaction is complet…
alpha particle
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question 4 which form of technology did harry hess use to detect the oc…
Question 4: B. sonar Question 5: A. older rocks were located further from the ridge
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article #2: why we need to keep adding leap seconds? 1. atomic - second…
1. A standard day has 86400 seconds (24 hours * 60 minutes * 60 seconds). 2. 1990 - 1999: 7 leap - seconds; 2000 - 2009: 2 leap - seconds. 3. On average, about once every 1.5 to 2…
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which radiation detection method creates visible trails that can show t…
D. cloud chamber
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which process is most closely associated with the recycling of lithosph…
Question 1: subduction Question 2: The markers move apart over time. Question 3: magma from convection currents
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what occurs during one half - life? o half of a daughter isotope underg…
Half of a parent isotope undergoes radioactive decay to form a daughter isotope.
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consider the nuclear equation below. $_{86}^{222}rn\\longrightarrow_{?}…
A. 84
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tectonic plates which type of plate boundary is responsible for the for…
For the first question: D. Divergent boundary For the second question: C. Tectonic plate collision
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read the paragraph, then choose the word that best completes the senten…
C. hindered
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question 4 which two metal transfer are not good for out of position we…
Question 4: B. Spray Transfer, D. Globular Transfer Question 5: A. Globular Transfer
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which procedure will most increase the energy output of a nuclear react…
raising the control rods out of the reactor
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when it comes to our health and the treatment of diseases, technology h…
C. positive
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read the paragraph, then choose the word that best completes the senten…
D. weaken
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what effect does supercritical mass have on a nuclear reaction? the rea…
The reaction rate increases.
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which issue poses the greatest long - term challenge in the development…
storage of radioactive waste
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read the passage from the house of thebes. some hours later the guard c…
# Breve explicación: Antígona defiende la tumba de su hermano, desobedeciendo la ley de Creonte pero cumpliendo con lo que ella considera las leyes divinas y su propio código mora…
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which of the following is not true about connecting to the internet? a.…
A. With broadband, you need to reconnect your computers and devices to the network often.
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question 2 which metal transfer is good for out of position welding? sp…
Question 2: B. Pulse Transfer Question 3: A. Spray Transfer, C. Globular Transfer
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the alpha decay of a radioactive nuclide (x) emits a he - 4 nucleus and…
$^{239}_{94}Pu$
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test: module 02 the internet ent: end of module test: module 02 the int…
# Breve explicación: Un gigabyte (GB) es aproximadamente 10^9 bytes. Un carácter en la mayoría de los sistemas se representa con 1 byte. Por lo tanto, un gigabyte es aproximadamen…
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which represents the balanced nuclear equation for the beta plus decay …
$_{6}^{11}C ightarrow_{5}^{11}B + _{+1}^{0}e$ (the first option)
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which statement best captures the importance of good personal hygiene? …
D. Good personal hygiene is part of being a responsible person
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why does the inner core remain solid despite extremely high temperature…
1. Due to intense pressure 2. The lithosphere is rigid while the asthenosphere can flow 3. It explains multiple geological phenomena
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which type of radiation do people try to protect themselves from by wea…
beta radiation
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article #1: a rotating earth 1. why is the earth and all the other plan…
1. **Explanation**: - **Step1: Initial rotation origin** - Planets formed from a rotating protoplanetary disk. Conservation of angular - momentum from the disk's rotation led to t…
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a dns server is a server on the internet that usually is associated wit…
a. True
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answer the following questions about the setup of the gmaw machine. que…
Short Circuit Transfer
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1. mount st. helens erupted in 1980. magma chambers pressure caused a m…
1. Geosphere, Hydrosphere, Atmosphere, Biosphere only 2. Magnetic striping patterns on the ocean floor.
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which would likely occur at the plate boundary shown above? rift valley…
1. C. earthquakes 2. C. Rocks further away from the ridge are older.
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select the button that matches each detail from the myth with the idea …
- The animals help the woman after she falls from the sky: Nature plays an important role in Iroquois culture. - The twins argue about the way they should be born: The Iroquois be…
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read the paragraph, then choose the word that best completes the senten…
D. advantageous
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multiple - choice question on this graph, which variable is the depende…
Ice Cream Sales
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in the url http://www.cengage.com/student/index.html, which part is the…
# Breve explicación: El protocolo en una URL es el método de transferencia de datos. En la URL "http://www.cengage.com/student/index.html", "http" es el protocolo que especifica c…
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which of the following is not true about web design? a. css is used to …
C. Web browsing is a core technology for designing webpages.
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when the contents of a webpage are regenerated each time you display it…
a. dinámica
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you are tasked with evaluating the strength of evidence for continental…
1. Fossil distribution, matching rock formations, and the fit of continental coastlines 2. The presence of Mesosaurus fossils in both South America and Africa
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read the following dictionary entry. quiver ˈkwi - vər v 1. to shake wi…
Since no paragraph 14 is provided, if we assume a general non - archery and non - collection context, the most likely is Definition 1 if it's a verb use or Definition 2 if it's a …
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which term best describes one large landmass that existed over 200 mill…
Question 1: D. Pangaea Question 2: B. GPS data Question 3: C. By showing that the same species are found on continents now separated by oceans, indicating they were once joined.
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which of the following best defines the term host? a. the main server t…
B. any device that provides services and connections to other devices on a network
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multiple - choice question why should you have titles on your graph (at…
Titles describe the graph
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what happens when the amount of fissionable material exceeds the critic…
The chain reaction accelerates as more neutrons are generated with each round of reaction.
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look at this photograph, taken in 1943. this photograph shows german fo…
sending Polish Jewish people to a concentration camp.
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percival lowell and pluto sometimes you dont find what youre looking fo…
The facts are intended to emphasize the importance of Lowell's journey.
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question 8 when reading a ball - float - type flowmeter, at what point …
A. Top.
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which graph would you use to show average high temperatures for each mo…
Line Graph
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what is the significance of the delayed response in earths energy syste…
It highlights the complexity and interconnectedness of Earth’s energy systems They are transparent to incoming sunlight but not to infrared light emitted by Earth
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percival lowell and pluto. sometimes you dont find what youre looking f…
The Kuiper Belt is home to a dwarf planet similar to Pluto. This similarity and the discovery of other such objects in the Kuiper Belt influenced Pluto's re - classification to a …
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percival lowell and pluto. sometimes you don’t find what you’re looking…
Lowell's study of Mars eventually led to the discovery of Pluto, which was later downgraded to a dwarf planet.
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lateral view did you know... • in an adult male, the deltoid weighs jus…
middle: lateral front: anterior acromial: lateral side: lateral rear: posterior spinal: posterior clavicular: anterior
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what are the primary sources of energy driving physical processes on ea…
Question 1: The Sun, gravitational potential, decay of radioactive isotopes, and Earth’s rotation Question 2: By causing unequal warming of Earth’s surface and atmosphere
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each arrow shows an electron moving from one energy level to another. w…
B and C
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unfortunately, when the crate reaches a height h = 13.2 m above the gro…
$v_1\approx16.1\ m/s$ $v_2\approx22.7\ m/s$
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remember to use the appropriate number of sig - figs in your answer. pa…
1. 0.74 m 2. 83.2 g 3. 55.5 $cm^{3}$ 4. $5.27\times10^{-6}$ kcal 5. 952 $\mu$m 6. 0.041 L 7. 600 mg 8. $8.34\times10^{-11}$ g 9. $5.0\times10^{5}$ m 10. 86400 seconds 11. 0.05 km …
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a tree taking in co2 (carbon dioxide) is an example of what interaction…
Question 1: biosphere and atmosphere Question 2: geosphere and atmosphere
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which sentence from \leave la jollas sea lions alone\ best provides a r…
Claiming that the sea lions pose a major health and public safety problem, the La Jolla Town Council and Task Force on California Sea Lions has issued a "Call to Action" with memb…
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which of the following is not considered to be one of earths major sphe…
Question 1: ionosphere Question 2: cryosphere and hydrosphere Question 3: glaciers
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select the correct answer. read the excerpt below. the right of citizen…
B. They wrote laws that denied African Americans the vote based on dishonest reasons.
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select the correct answer. how did the compromise of 1850 harm african …
D. It required every state to return those who escaped slavery.
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35. which statement expresses a central idea of the text? a galileo too…
35. C. Galileo used the telescope and the rise of printing to secure his place in the history of science. 36. (No completely accurate option among the given ones) 37. C. They list…
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the image above best depicts the area of science known as ____. botany …
Question 1: B. Geology Question 2: A. True
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peter lives in an apartment and pays the following expenses each month:…
$670$
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the image above best depicts the area of science known as _____. botany…
Question 1: D. Geology Question 2: A. True
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how was the united states policy of containment related to the marshall…
The United States believed that the economic aid provided by the Marshall Plan would help contain the spread of Communism.
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the main purpose of the section titled \environmental costs\ is to exam…
examine the environmental impact of throwing away excess food.
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purpose for reading: in this excerpt from esperanza rising, youll follo…
(1) Figurative language such as the "bad luck" thought when pricked by a thorn and the overall sense of unease contribute to a tense and anxious mood. The tension in Esperanza's e…
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how does the author develop the central idea of the text? by describing…
Without the actual text, it's impossible to determine the correct answer.
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architect of the american diplomatic and economic program which turned …
He served as chief of staff of the US Army. He helped train US soldiers and armed to modern warfare. He coordinated British and French Allied forces as well as US forces.
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purpose for reading: in this excerpt from esperanza rising, youll follo…
The question seems to be asking about the relationship between the main - character and her mama. Based on the given options, the answer is: They share a close bond and understand…
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#16.) true or false: the ring of fire is an area of intense volcanic an…
A. True
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#12.) the difference between weathering and erosion is that erosion inv…
#12. a. True #13. a. True #14. b. tsunami #15. b. False
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1) a ___ makes coffee 2) a ___ takes care of sick peo 3) a ___ helps pe…
1. barista 2. nurse 3. librarian 4. baker 5. mechanic 6. hairdresser 7. veterinarian 8. waiter/waitress
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which is the best definition of the word tone? the reason an author wri…
the author's attitude toward the subject matter and audience
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#5.) the outermost layer of the earth that is made up of rock and soil …
#5. A. crust #6. A. biosphere #7. A. True #8. A. True
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7. which body cavity can be subdivided into four quadrants and nine reg…
7. d. abdominopelvic cavity 8. d. skeletal muscles 9. a. thoracic 10. d. digestive and endocrine systems
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eclipse kicking off 8th in my new york city neighborhood has been exhil…
The author repeatedly references the energy of the city to show how it motivates and inspires the narrator.
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#1.) ___ is how high you are above sea level. this is a distinguishing …
1. None of the above (but if we must choose from given options, no correct answer as neither 'a' nor 'b' is elevation) 2. a. topography 3. a. 24 hours 4. a. True
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you walk 80 meters toward a starting line of a track in 50 seconds. wha…
$-1.6$ m/s
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#1.) ___ is how high you are above sea level. this is a distinguishing …
1. (No correct option shown in the provided image for this question, but the answer should be 'elevation'). 2. a. topography 3. a. 24 hours 4. a. True
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you walk toward a starting line, from 80 m to 20 m on a track in 50 sec…
$-1.2$ m/s
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eclipse kicking off 1925 in my new york city neighborhood has been exhi…
It introduces the comparison between the narrator and his father that creates an underlying tension.