物理
力学、受力分析、電気、式を使った解法。
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when calculating the total weight the ladder is to support, you must in…
D. All of the above
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during the us - led invasion of afghanistan, osama bin laden was killed…
A. was killed by the American military
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when one person is carrying a stepladder, how should the stepladder be …
The back end should be slightly higher than the front end
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a standard stepladder is intended to be used by more than one person at…
B. False
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5. a ball is thrown into the air with an upward velocity of 36 ft/s. it…
a. $1.13$ seconds (rounded to the nearest hundredth) b. $29.25$ feet
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it is acceptable to stand on the top step of the stepladder if necessar…
False
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in 2006, former iraq ruler saddam hussein ○ regained power after us for…
C. was executed by the new government
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in order to maximize the life span of a stepladder, one should: select …
D. All of the above
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during the us - led invasion of afghanistan, osama bin laden was killed…
was killed by the American military
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if you just purchased a new stepladder there is no need to inspect the …
B. False
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describe the three pieces of evidence that wegener used to demonstrate …
1. Fossil distribution: Fossils of the same species were found on different continents, implying they were once contiguous. 2. Matching coastlines: The coastlines of certain conti…
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multiple selection! why is the kelvin scale useful for scientific calcu…
It can measure the proportional change in quantity for heat when there is a temperature change It helps scientists not get confused with the positives (+) and negatives (-) when t…
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proper inspection of work site includes select the best answer checking…
D. All of the above
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3. name and describe the steps of scientific inquiry? (p. 23 - 29 red h…
4. New evidence contradicts the theory. 5. Inference
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which stepladder type should be avoided when working near electrical po…
B. Aluminum
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which of the following is not evidence for the theory of seafloor sprea…
the presence of fossils at the mid - ocean ridge
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the invasion of afghanistan by american troops forced the taliban to su…
caused the Taliban's government to fall quickly
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stepladders can be leaned against wall for maximum support. select the …
False
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multiple selection: what is true about absolute zero (0 k)? please sele…
There is no more heat energy in the substance, It is the lowest possible temperature in the universe
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kitschy means : nervous and unable to relax very sentimental or emotion…
artificial and inferior
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the stepladder duty rating that supports a maximum of 375 pounds is: se…
A. Type IA (Extra Heavy Duty)
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a 130 - pound person uses 5.1 calories per minute when walking at a spe…
42
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use the passage to answer the question. how do oreilly and his graduate…
They used a high - speed camera to monitor movement on a treadmill. They attached devices to the laces to measure acceleration.
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why does drinking saltwater cause dehydration? because it is neutral an…
because it pulls water OUT of the body
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which is the largest layer of earth? inner core mantle crust outer core
mantle
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which layer of earth is the thinnest? o mantle o inner core o crust o o…
crust
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use the excerpt from \a yearslong push to ban hair discrimination is ga…
The author emphasizes the obstacles to the CROWN Act by detailing a lack of understanding about the pervasiveness of natural hair discrimination.
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which statement most accurately describes the relationship of earths fi…
interactive with one another
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what is the term for a change in the atmosphere? o life o waves o plate…
weather
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which of the following is not considered one of the five spheres? solas…
A. solasphere
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which sphere is a layer of gases surrounding earth? o hydrosphere o lit…
C. atmosphere
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which is not a reason for scientists to create models? to run experimen…
to make toys for children
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tone means : a force that compels the quality that renders something de…
dignified manner or conduct
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which scientists use computer models extensively in predicting weather …
A. meteorologist
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3. the height of a model rocket is launched straight upward off the gro…
The rocket reaches its maximum height of 625 feet at $t = 6.25$ seconds.
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tone means : a force that compels the quality that renders something de…
dignified manner or conduct
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a 150 - pound person uses 5.7 calories per minute when walking at a spe…
41
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complete this assessment to review what youve learned. it will not coun…
A. collection of floating trash
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describe how scientists use models to make predictions. use the papercl…
Scientists create models based on known data and relationships, input new or hypothetical data, and use the model output as predictions.
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the discovery of the sixth quark was accomplished by using the hubble s…
1. studying proton collisions 2. proton 3. True
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which of the following is not one of the ten essential services of publ…
There is no correct answer among the given options as all a. Mobilize community partnerships to identify and solve health problems, b. Enforce laws and regulations that protect he…
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who was the most notable person who argued for the need to collect vita…
c. Lemuel Shattuck
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which of the following statements represent an accepted scientific theo…
A. I, III, and IV only
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who was best known for his or her study of health conditions and textil…
B. Louis René Villermé
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area of three glaciers in the 2016 swiss glacier inventory to monitor c…
C. a larger area than either the Fiescher glacier or the Unteraar glacier.
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oxymorons: ● \o heavy lightness, serious vanity\ ○ (romeo a1s1) ● \feat…
These are examples of oxymorons from *Romeo and Juliet* that use contrasting words to convey complex emotions and ideas.
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questions 14 through 16 refer to the following. the atacama desert lies…
C. More rivers would be located on the east side of the Andes Mountains because the trade winds are coming from the east.
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what key term that comes from seventeenth - century italian language is…
C. Quarantine
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why must a scientist be clear and complete when presenting the procedur…
To enable replication and verification of results by other scientists, and to allow for further development of the research.
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identify the true statements. choose all answers that apply: a if an ob…
A. If an object is accelerating, it must be experiencing a nonzero $\Sigma\vec{F}$. B. If an object is remaining at rest, it must be experiencing zero $\Sigma\vec{F}$.
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what characteristic is necessary for a hypothesis to be useful in a sci…
It must be testable.
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what are two ways layers can be used in adobe photoshop? they can be du…
They can be duplicated, They can be hidden or shown at will
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the soup is 20 degrees celsius is an example of an inference. true false
False
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identify the true statements about inertia. choose all answers that app…
B. Objects with more mass have more inertia., D. The larger an object's inertia, the larger the net force required to cause the same acceleration.
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which of the following is an example of a connection between the hydros…
waves eroding rocks on the beach
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the branch of earth science that studies the oceans and other bodies of…
C. oceanography
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what is the difference between the opacity and fill settings? opacity a…
Opacity affects the object and all its effects, while Fill only affects the object.
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which of the following would present the strongest evidence in a commer…
Details of testing conducted by an unbiased group of scientists
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meteorology is the study of stars, the moon, and other celestial bodies…
False
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which type of layer does every project have? adjustment layer shape lay…
C. Background layer
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newtons second law is represented mathematically as: $vec{a}=\frac{sigm…
Acceleration is directly related to net force. The larger the net force acting on an object, the larger the object's acceleration will be (for the same $m$). Acceleration is inver…
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identify whether the net force is zero or nonzero for each scenario. ob…
- remaining at rest: zero - speeding up: nonzero - slowing down: nonzero - changing direction: nonzero - moving with constant velocity: zero
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what would be an ingredient in a healthful snack? o margarine o artific…
apple
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when you are not moving, your velocity is... 4 m/s -4 m/s 0 m/s
0 m/s
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based on this diagram, which quantities are equal to zero? choose all a…
B. $\sum\vec{F}_y$, D. $\vec{a}_y$
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the following quiz is based on chapters 1 - 6 in our textbook, as well …
Federal law enforcement agency: Federal Bureau of Investigation (FBI). Local law enforcement agency: City Police Department (e.g., New York City Police Department).
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which of the following is not a core function of policing? law enforcem…
C. Adjudication
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what is the fda definition of the \healthy\ food label? the food is low…
The food is low in fat and saturated fat and has no more than 60 mg of cholesterol per serving.
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questions 14 through 16 refer to the following. the atacama desert lies…
A. The west coast would have a more moderate climate because of the Peru Current.
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multiple choice question true or false: niels bohr spotted that any cha…
B. False
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multiple - choice question when summer is moving forward at a constant …
A horizontal line at 4 m/s on the y - axis.
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who is credited with creating the first modern seismograph? o wegener o…
C. Milne
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literary analysis (ela.8.r.2.4 and ela.8.r.3.4) prompt: in his gettysbu…
# Breve explicación: El objetivo es analizar literariamente el Discurso de Gettysburgo de Lincoln. Se deben estudiar los objetivos, el desarrollo del argumento, tipos de razonamie…
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how does the figurative language \a new birth of freedom\ (paragraph 2)…
A. It uses metaphor to logically frame the Civil War as a transformative event, suggesting that the sacrifices made will lead to a stronger, freer nation.
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drag and drop the words into the correct locations. (1 point) hamilton …
First blank: power; Second blank: life
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why does a transform fault cause earthquakes, but not volcanoes? becaus…
Because the plates move past each other
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questions 14 through 16 refer to the following. the atacama desert lies…
B. It is in the rain shadow of the Andes Mountains.
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part a a student uses an online dictionary to determine that the denota…
Part A: A. "we take increased devotion to that cause" Part B: C. positiva For the essay - related prompt, Lincoln en el Discurso de Gettysburg honra a los soldados caídos y busca …
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what type of earthquake usually occurs at a transform fault? a deep ear…
C. A shallow earthquake
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what force acts on a rock to change its shape or size? diverging plate …
Stress
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how much physical activity is recommended to prevent heart disease? o 3…
C. 1 hour at least three days a week
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how many significant figures are in 6090?
4
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what happens to the volume of a rock that is under tensional stress? it…
It increases in volume
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which nutrient would you take to maintain healthy eyesight? o vitamin a…
Vitamin A
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how do deep ocean trenches form? when continental crusts collide when o…
When oceanic crusts subduct under less dense continental crusts
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open ended question what do you already know about the bohr atom? ready…
The Bohr atom model has electrons in fixed - circular orbits with distinct energy levels, and electrons can transition between levels by absorbing or emitting photons.
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if you went to a place on land where two plates were dividing, what fea…
Great Rift Valley
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which food provides more zinc than any other? o broccoli o salmon o liv…
D. oysters
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currently, many geologists believe the crustal plates are active partic…
True
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where is new crust being created? subduction zones poles mid - ocean ri…
C. mid - ocean ridge
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according to the theory of seafloor spreading, what causes changes in t…
C. volcanic activity at the mid - ocean ridge
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which of the following elements is not a major component of the mantle?…
A. iron
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what is the term for a change in the atmosphere? waves weather life pla…
B. weather
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a student is learning about gravitation by dropping a marble from a tow…
The marble's acceleration is $10\ m/s^{2}$. The distance traveled in 7.0s is $245\ m$.
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what kind of information is used to create a conceptual model? computer…
B. indirect evidence
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which vitamin prevents rickets and is formed from the suns ultraviolet …
Vitamin D
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scientists use the theory of plate tectonics to understand the reasons …
The scientists are making predictions.
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questions 11 through 13 refer to the following. based on the diagram, w…
B. At this time of year, the tilt of Earth causes Australia to receive highly concentrated solar radiation.
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which is a source of calcium that helps to keep your teeth and bones he…
None of the above options are significant sources of calcium for keeping teeth and bones healthy.
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what must be used by a scientist to confirm a hypothesis? assumptions o…
C. data