物理
運動學、受力分析、電學與方程推導。
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you accidentally broke a glass beaker during an experiment. how should …
You should alert an adult, clear the area of other people, and carefully clean up the broken glass while following safety procedures.
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3. a student measures the mass of a sample as 9.47 g, 9.48 g and 9.45 g…
The precision is high because the repeated measurements (9.47 g, 9.48 g, 9.45 g) are close to each other. The accuracy is low because these measured values are significantly diffe…
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which of the following statements about turner falls is true? a. it is …
C. It is 77 feet high and located in the Arbuckle Mountains.
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youre about to start a home lab investigation with your parents permiss…
Read through all of the safety information, materials, and instructions with your parent or guardian.
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patty is a cotton farmer in the largest geographic region in oklahoma. …
D. the High Plains
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your friend is about to start a lab experiment without reading the inst…
Accidents can be prevented by following all instructions exactly and staying focused during the lab.
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analyze the photos below and answer the question that follows. photos b…
D. elk
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where in the test tube do you look to get result data? the interface of…
the interface of contents where the reagent and the sample meet
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how does the amplitude of a motion graph relate to the loudness of a so…
Louder sounds have higher amplitude
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in this image, which piece of protective gear was most important for pr…
Goggles
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question 11 1 pts what is the distance from the “at rest” position to t…
Amplitude
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8.13 which two of the following best describe the intent of the proclam…
1. Prevent future Indian conflicts in the trans - Appalachian territory 2. Better control of the trade/commerce of American colonies and enforce mercantilism
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why is it important to have an adult present during a lab experiment? h…
An adult ensures that if something goes wrong, help is available immediately.
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what is the relationship between the energy of a sound and its volume? …
They are directly related
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which of the following events would mostly likely happen during an el n…
D. Coastal regions would be drier, and the risk of drought would increase.
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multiple choice 1. which facility is best for immediate but non - life …
1. b) Urgent Care 2. a) Health Department 3. b) Vision Clinic
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question 9 which of the following is not a characteristic of louder sou…
Higher pitch
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looking at mateos workspace, what should he do to create a safer home l…
He should clean his workspace by removing papers, food, and distractions before continuing the experiment.
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question 8 what happens to the vibration of an object when a smaller fo…
It vibrates less
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question 7 how do louder sounds compare to softer sounds? louder sounds…
Louder sounds have more energy
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15. hair type is categorized by two defining characteristics. identify …
15. A. growth patterns and hair porosity 16. D. coil 17. A. It lacks body or volume. 18. B. wavy medium hair 19. B. divide the face into three zones: forehead to eyebrows, eyebrow…
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you accidentally broke a glass beaker during an experiment. how should …
You should alert an adult, clear the area of other people, and carefully clean up the broken glass while following safety procedures.
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image courtesy of the national atlas carefully study the map above. whi…
D. All of the mountain regions are labeled correctly.
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question 6 what causes objects to vibrate more when making sounds? a sm…
A. Greater force
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in geography, \scale\ refers to __________. a. the depth of inquiry or …
A. the depth of inquiry or the amount of details
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what happens when an object stops vibrating? it changes shape it become…
It stops making sounds
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multiple - choice question what is different about the current climate …
- The high amount of CO₂ in the atmosphere - How much temperatures and sea levels have risen in the last century
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question 4 what is transferred to the object when a force is applied? l…
Energy
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the lowering of barriers of distance and culture affecting global organ…
A. advancements of communication and transportation technology
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5. in the context of the types of design lines, ______________ lines he…
5. A. vertical 6. B. design texture 7. A. space 8. B. design texture 9. A. proportion
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what happens when a force is applied to a part of an object? the object…
The object bends or deforms
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because nadia wants to decrease the costs of her business, she uses ___…
D. economies of scale
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what did we observe when we looked at the speaker up close? o it was no…
It was making a loud noise
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2.describe two effects a volcanic eruption has on the atmosphere. think…
1. Cooling effect due to sulfur - dioxide forming aerosols that reflect sunlight. 2. Warming potential from the release of carbon - dioxide as a greenhouse gas.
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7. a granite slab has a density of 2.7 g/cm³. what is the mass of a 2 -…
81000g
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multiple - choice question evaporative cooling helps you when you sweat…
when the sweat evaporates, it takes a lot of your heat away from you, making you cooler.
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1. which of the following best describes the relationship between erosi…
11. C. Deforestation increases erosion 12. C. It increases pollution in waterways 13. B. Crop rotation 14. C. Loss of topsoil 15. C. Habitat destruction
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think critically 5. speculate why there are almost no extrusive ultraba…
Ultramafic rocks have high melting points and tend to solidify in the mantle before reaching the surface, and may react with crustal materials during ascent.
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2. what % of your grade is project 3. what does the emotional domain re…
Psychology and Education as it relates to emotions and attitudes in those contexts.
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question 1 - 5 which of the graphs above display constant velocity? a a…
A. A and D
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2. describe the three major compositional groups of igneous rocks. 3. a…
2. Felsic rocks have high silica (65 - 100%), are light - colored, and rich in potassium and sodium feldspar and quartz. Intermediate rocks have 52 - 65% silica, and contain plagi…
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multiple - choice question what does it mean to say that water has high…
It requires a lot of heat to raise its temperature.
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which action demonstrates effective communication? communicating primar…
C. considering what the other person is trying to say
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13 multiple choice 1 point a racehorse is running with a uniform speed …
21 seconds
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1. mainidea infer why obsidian, which is black or red in color, usually…
Obsidian forms from rapid cooling of granitic - composition lava, and its color is due to impurities or trace elements.
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multiple - choice question when water freezes, it... condenses expands …
B. Expands
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12 multiple choice 1 point which of the following is a pair of scalar q…
time - speed
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how many sig figs are in this number? 5.09
3
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a missile launches at a velocity of 30.0 m/s at an angle of 60.0° to th…
34.4 m
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where do scientists find the evidence about past atmospheric conditions…
B. All these are correct
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10 multiple choice 1 point the path through space followed by a project…
C. trajectory
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the most potentially threatening force that managers must deal with in …
D. rivalry between competitors.
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where do scientists find the evidence about past atmospheric conditions…
B. All these are correct
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think critically 5. predict if the temperature increases toward the cen…
The extreme pressure in the Earth's inner core causes the iron - nickel material to remain solid even though temperatures are high.
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which line shows both positive velocity and positive acceleration? line…
Line C
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the general environment includes multiple choice the forces that have t…
the wide - ranging global, technological, sociocultural, and political forces that affect organizations.
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think critically 5. predict if the temperature increases toward the cen…
The inner core is solid because the extreme pressure raises the melting point of the core material (iron - nickel alloy), allowing it to remain solid despite high temperatures.
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camden is explaining all the different stages of development he has lea…
1. infancy, childhood, adolescence, and adulthood 2. attachment
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3. summarize the factors that affect the formation of magma.
Temperature, pressure, and presence of volatiles affect magma formation.
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8 multiple choice 1 point the final position minus the initial position…
B. displacement
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a chainsaw calls for a 50:1 gas - to - oil mixture. with a 2 - gallon g…
5.12 ounces
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a dog named rascal leaves his home and travels a short distance and the…
D. His velocity on the return trip was twice as fast when compared to the first 5 seconds.
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multiple - choice question are we currently in a glaciation or intergla…
interglacial period
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1. terms: vocab word | look up the definition from google or from class…
4. $Rf = 0.625$ 5. $Rf=\frac{1}{3}\approx0.333$ 6. No, they have different values.
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velocity vs time graph time (sec) displacement (m) velocity (m/s) 0 0 0…
A. The acceleration is a constant.
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multiple - choice question which of the following statements is true ab…
Glaciation is when temperatures are colder and sea levels drop while interglacial periods are when temperatures are warmer and sea levels rise.
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which of the following trees forms the majority of forestland in oklaho…
D. oak - hickory trees
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what is the primary purpose of surface metal raceways? to carry power, …
to carry power, lighting, telephone or signal wires across a ceiling
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what should aluminum cable tray be coated with for use in a caustic env…
A. PVC
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a cars position in relation to time is plotted on the graph. what is th…
B. 10 m/s
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a giraffe trots 3.40 km due north, then 2.60 km due west. what is the m…
$4.28$ km
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understand main ideas 1. mainidea predict the appearance of an igneous …
The igneous rock will have a fine - grained outer layer and a coarser - grained interior with larger crystals.
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multiple - choice question true or false: the increase in glacier sizes…
True
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what are the four elements of combustion? (choose 4) fuel water oil air…
Fuel, Air, Compression, Spark/Ignition
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summary of results x - ray heart normal blood data: urea: high potassiu…
Kidney Failure
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small engine repair 501 when are safety glasses required? ○ when operat…
At all times in a lab
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which of the following areas of development relates to changes in level…
1. D. physical development 2. B. Vygotsky
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derating factors must be applied when the number of current - carrying …
D. 30
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understand main ideas 1. mainidea predict the appearance of an igneous …
The igneous rock will have a porphyritic texture, with large crystals (phenocrysts) embedded in a fine - grained matrix (groundmass).
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what is the lowest power level for a powder - actuated device? 1 5 10 12
A. 1
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which of the following conduits is too thin to be threaded? fmc emt rmc…
B. EMT
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question 1 all but which one of the following qualities does douglasss …
C. Incapable of managing his slaves either by force, fear or fraud
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multiple - choice question what evidence do tree rings give us about pa…
precipitation levels (wet vs. dry)
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when installing a large number of conduits in a metal building, which i…
A. strut - type systems
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6 multiple choice 1 point a stone is dropped into a deep well and is he…
57 m
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which of the following life periods makes up most of our life span? ○ a…
adulthood
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which is a type of conduit strap/support that can be used to prevent th…
D. standoff
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5 multiple choice 1 point a stone is thrown horizontally from the top o…
17.70 m/s (the second option)
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what kind of information can paleoclimatologists get clues about from p…
moisture in the air, severity of storms, precipitation, temperature
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ean papermaking came to the american colonies in the late seventeenth y…
Part A: 1. Paper was both expensive and scarce in the American colonies because the British taxed it so severely. Part B: 1. "This required all American colonists to pay a tax on …
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which is immobile? a parked car a car being driven
a parked car
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what is a type of conduit that has a wall thickness less than that of r…
B. IMC
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which should be used when installing conduit in reinforced concrete? fd…
concrete box with breakaway ears
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which describes the connection between a mechanical loom and a cotton g…
The gin was invented first to increase cotton production, and then the loom was developed to increase textile production. None of the given options are entirely correct as stated,…
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which one of the following is not an example of a proxy indicator for c…
dinosaur fossils
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name: name redacted handwriting unit study guide turn in on test day fo…
4. $Rf = 0.625$ 5. $Rf=\frac{1}{3}\approx0.333$ 6. No, different Rf values.
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3 multiple choice 1 point which of the following is a pair of vector qu…
B. Velocity — Displacement
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with average use, a toaster oven and a convection oven together consume…
The toaster oven uses 3 kWh, and the convection oven uses 18 kWh.
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multiple choice 1 point kelly the triathlete swims 1.5 km east, then bi…
$R^{2}=40^{2}+8.5^{2}$ (the first option)
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if a large wetland were drained and the government built new farmland i…
A. Degradation, B. Pollution, C. Fragmentation, D. Destruction - D. Destruction