物理
运动学、受力分析、电学与方程推导。
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practice it lo 6.2. what are the two main parts of the nervous system? …
Central nervous system and peripheral nervous system
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a cliff diver plunges from a height of 25 ft above the water surface. t…
- The equation is: $16t^{2}=25$ - $t = 1.25$ s - $a = 1.25$ s - $d(a)=25$ ft - $v = 40$ ft/s
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the diagrams below show three pure samples of gas in identical closed, …
gas A, gas C, gas B
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multiple choice question the unemployment rate is the percentage of the…
B. labor force
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reading skills questions: 1. what were two significant factors in the g…
1. Abundant natural resources and a large - scale workforce. 2. Coal, oil, natural gas. 3. By minimizing government interference, allowing more business freedom. 4. Answers vary, …
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the particles in gas a and gas b are moving at the same average speed. …
neither; their gas pressures are the same
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lo 6.1-6.3: what is the function of the brain? regulating body temperat…
Processing and interpreting information
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the particles in gas a and gas b are moving at the same average speed. …
In which gas do the particles have the higher average kinetic energy? A. gas A Which has the higher gas pressure? A. gas A
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gas a each particle in gas a and gas b has the same mass. the particles…
1. gas B 2. gas B
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when gas particles collide with the walls of their container, the parti…
A. A gas's pressure is higher when its particles exert more force over a given area. B. Gas particles push on the walls of their container. C. An inflated basketball feels firm be…
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question 6 0.2 points what led to the myth that humans use only 10 perc…
A. Scientists electrically probed the association areas of the brain and received no response.
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multiple choice question the labor force is o the total number of emplo…
the total number of employed and unemployed people.
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multiple choice question which of the following most accurately describ…
C. $\frac{\text{Labor force}}{\text{working - age population}}\times100$
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lo 6.1. what is the cns made up of? brain and spinal cord kidneys and b…
Brain and spinal cord
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fill in the blank question if there are 150000 unemployed people and 12…
1350000
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which of the following was a result of world war i? the united states e…
The United States emerged as a great industrial power.
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which heading should replace the question mark in the chart below? | ye…
Unemployment Rate in Percent
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multiple choice question the unemployment rate is the o fraction of the…
fraction of the labor force that is unemployed.
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multiple choice question which of the following workers would the burea…
A. A stay - at - home mom who is considering whether to look for a job when her kids start school
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multiple choice question additional leisure time enjoyed by a workforce…
B. the ability to retire early
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multiple choice question the labor force is the total number of ______ …
O employed; unemployed
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fill in the blank question if there are 10,000 unemployed people and 10…
110000
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numerous forces act on all objects in many different directions. forces…
direction
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multiple choice question which of the following workers would the burea…
A. A retired school teacher who volunteers 4 hours a week at a local soup kitchen
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when scientists want to represent a force, they use an arrow drawn to a…
The motion of the objects does not change.
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all around you, objects are in motion. their motion is the result of fo…
C. newtons
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analysis: answer the questions below. 1. what is the relationship betwe…
# Explicación breve: La distancia de frenado de un automóvil es proporcional al cuadrado de su velocidad. Esto se debe a que la energía cinética del automóvil, que es proporcional…
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multiple choice question additional leisure time enjoyed by a workforce…
the ability to retire early.
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multiple choice 5. of the following, the one that is a renewable resour…
5. b. trees 6. b. lignite 7. b. methane 8. c. coal 9. d. all of the above
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using vocabulary for each pair of terms, explain the difference in thei…
1. Natural resource is a general nature - occurring material, energy resource is for energy production. 2. Acid precipitation is acidic weather, smog is a type of air - pollution …
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the equation of transverse wave on a string is y = 92.0mm*sin(20.0 m^(-…
(a) $14.9\ m/s$ (b) $31795.2\ m/s^{2}$ (c) $0.0167\ kg/m$
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2. in fusion 360, navigate to the question mark at top right of the scr…
2A: Click on the 'Create Sketch' button on the toolbar and select a plane to sketch on. 2B: A marking menu is a context - sensitive menu for quick access to commands. Access it by…
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answer the following questions: 1. identify the possible dangers to pas…
# Explicaciones detalladas: ## Pregunta 1: Los pasajeros dentro de un automóvil corren el riesgo de continuar en movimiento con la misma velocidad y dirección que el automóvil ant…
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analysis: answer the questions below. 1. what is the relationship betwe…
# Explicaciones Breves: 1. Según la primera ley de Newton, un cuerpo en movimiento tiende a permanecer en movimiento a menos que una fuerza lo detenga. En un accidente automovilís…
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a person is standing in front of the bookcase. this statement describes…
position
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two buses have the same velocity if they move... at the same speed in o…
at the same speed in the same direction.
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question 23 1 pts clinical exercise physiologists design physical activ…
Question 23: False Question 24: True Question 25: False
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question 14 1 pts these questions cover the content in chapter 6 of the…
True
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reread the underlined sentence. “one of the most significant laws in th…
The ESA was a bold law that was passed by congresspeople in the seventies.
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understanding concepts multiple choice 6. habitat protection is importa…
6. d. All of the above 7. b. by reducing the use of nonrenewable resources.
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question 6 (01.08 lc) you should always request the assistance of a spo…
avoid potential injuries
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using vocabulary to complete the following sentences, choose the correc…
1. Pollution 2. Radioactive waste 3. nonrenewable 4. Biodiversity 5. Recycling
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question 5 (01.08 lc) tracee helps her older sister move from one apart…
A. strength
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a particle moves along the x - axis. its position is given by p(t)=2t^{…
20 inches per second squared
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which prefix means cartilage? o os- o phag- o strat- o chondr-
chondr-
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an object is thrown downward with an initial velocity of 7 feet per sec…
2
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5 multiple answer 10 points your textbook recommends using repetition a…
5. rhythm 6. apricot
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question 1 (01.08 lc) to work on muscular endurance, you should use (5 …
D. lighter weights and increase repetitions
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in her speech about classical ballet, kendra mentioned, but did not exp…
1. She did not use language appropriate to the audience. 2. arouse an emotional response.
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14 multiple choice 1 point how did the u.s. constitution address the pr…
C. It created an executive branch to enforce laws.
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multiple select question select all that apply which of the following a…
- Gross Domestic Product - The labor force - The inflation rate
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question 10 1 pts which of the following processes generates mafic magm…
C. Flux melting
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the diagram below shows earth and sun “top down,” looking down at the n…
Without the actual count of rays for each hemisphere from page 186, we cannot give a numerical answer. But the method to find the answer is to calculate the ratio of the number of…
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problem 4 suppose the market for electric scooters is initially in equi…
a. Supply curve shifts right, equilibrium price decreases, equilibrium quantity increases. b. Demand curve shifts right, equilibrium price increases, equilibrium quantity increase…
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question 9 1 pts which of the following igneous rock textures indicates…
C. Glassy
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you can see how gravity and speed combine to cause an orbit in the foll…
1. Gravity provides centripetal force and speed gives tangential velocity to keep stars and gases in orbit in the galaxy. 2. Earth's 24 - hour rotation makes the Sun and Moon appe…
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5 multiple choice 1 point which was a weakness under the articles of co…
Congress could not collect taxes.
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question 6 1 pts which of the following lists of minerals is correctly …
Quartz, Amphibole, Pyroxene, Olivine
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using vocabulary to complete the following sentences, choose the correc…
1. continental shelf 2. Zooplankton 3. marsh 4. Deciduous trees 5. tundra 6. biome
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the major participants in the seven years war in north america were the…
- Question 1: E. Iroquois, the English, and the French. - Question 2: B. were more tolerant of Indian cultures. - Question 3: A. both France and England at the same time.
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question 5 in north america during the eighteenth century, french relat…
Question 5: were more tolerant of Indian cultures. Question 6: both France and England at the same time.
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during the first half of the eighteenth century, englands administratio…
1. was decentralized and inefficient. 2. revealed the difficulties colonies had in cooperating with each other. 3. confirmed its commercial supremacy and increased its political c…
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question 5 1 pts in which of the following plate tectonic settings woul…
Volcanic arc
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question 3 1 pts true or false: the process of fractional crystallizati…
True
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select the correct answer. what caused scientists such as robert goddar…
B. to explore "the last frontier"
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why did england rely so heavily on the colonists to fight in the french…
1. England had manpower shortages in North America. 2. Colonists felt resentful and reluctant. 3. France ceded territory to Britain, expanding British land in North America; Frenc…
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question 1 1 pts true or false: the process of partial melting produces…
False
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numeric answers with units in some problems, you will be required to en…
7.2 g·m/s
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analyzing the toll of the holocaust which statements correctly characte…
- About six million Jewish people were killed during the Holocaust. - The Nazis led prisoners on death marches as the front moved closer. - The Nazis tried to hide the truth by ev…
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select all the correct answers. what were two outcomes of the treaty of…
Germany was forced to pay for the damages the war had caused. Germany lost its former colonies in Africa.
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which of these does not describe the statement that science demands evi…
B. Science is based on absolute truths, therefore science is never wrong.
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write 600 in scientific notation.
$6\times10^{2}$
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select all the correct answers. which of the following statements is an…
- Mandatory conscription was imposed to enlist more soldiers for the war. - All food and supplies were sent to soldiers, while civilians starved at home. - Children were forced to…
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mathematicians look for answers based on rules and patterns. scientists…
D. observations and patterns
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we all think, make observations, and infer. scientific thought differs …
C. opinions
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using vocabulary to complete the following sentences, choose the correc…
precipitation
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matthew wants to study and research the different fossils found in the …
C. field study
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we use our five senses to make observations. once we make those observa…
Observation: It is 85°F outside today, I smell onions, My dog weighs 45 pounds Prediction: It will be a long, hot summer, My mother is going to cook spaghetti for supper next Tues…
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which of these is not used in a conditional statement in php? a else if…
B. elseif
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how can you test php pages locally? a you need to run a php server on y…
A. You need to run a PHP server on your computer.
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what do you use to declare an associative array? a key = value b key ==…
C. 'key' => 'value'
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how do the include_once and require_once functions differ? a there is n…
B. The include_once function does not return a fatal error if the file include fails.
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what is the difference between double quotation marks and single quotat…
C. Double quotation marks parse variables.
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select the correct answer. what was the main factor that helped the mei…
D. Rapid modernization and the formation of a strong military made Japan very powerful.
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a ball is thrown directly downward with an initial speed of 8.45 m/s, f…
$t\approx3.52$ s
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the speed of a nerve impulse in the human body is about 100 m/s. if you…
$0.018$ s
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multiple - choice question true or false: sects means a division of gro…
true
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alphabetic writing consists of using relatively few symbols to represen…
Phoenician seafaring led to extensive trade. The need to record goods and trades in trade activities contributed to the creation of the Phoenician alphabet, and their trade networ…
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antibiotic and other drug traces found in meat, poultry, and dairy prod…
A. False
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because agricultural pesticides have not been found to cause outbreaks …
False
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write a sentence about love using formal/academic (robotic) diction.
Love, as a profound and multifaceted emotion, has long been a subject of extensive philosophical and psychological inquiry.
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cross - contamination may cause food poisoning because _. o microorgani…
microorganisms may be transferred from one food to another
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all of the following are barriers to contamination except for: ph adjus…
informing consumers about potential physical hazards
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q6.6 approximately how many tons of lignite would be required to produc…
Without specific heat - energy values, we can't give a definite answer. If we assume anthracite has 25 million BTUs per ton and lignite has 8 million BTUs per ton, approximately 3…
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mack made the following statements in his report about the formation of…
Gravity, not friction, pulled together the cloud of dust and gas.
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which of the following statements about the formation of the solar syst…
The sun began as a large rocky planet, but as clumps of matter kept getting pulled toward it by gravity, it became much larger and hotter.
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mr. wynn cut out the letter \m\ to represent a moon, the letter \p\ to …
C. All the objects in the solar system are part of the Milky Way galaxy. B. Gravity is involved in the orbits of all of these space objects.
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during periods in which average labor productivity is click to select ,…
Alpha's labor - force productivity: approximately $128.9$ (in thousands) Beta's required GDP for equal labor productivity: $97448.4$ billion
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most astronomers believe that the solar system originated when a star e…
Gravitational force compressed the matter into planets and caused a fusion reaction which formed the sun.
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dean created this model to show that planets in the solar system move a…
The sun's gravitational pull on Mars keeps Mars in orbit.