物理
運動學、受力分析、電學與方程推導。
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read the following drug label, and answer the following questions. lora…
B. The expiration date is not shown.
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11. what is the law of conservation of energy? 12. what is mechanical e…
11. Energy cannot be created or destroyed in an isolated system, only transferred or transformed. 12. The sum of kinetic and potential energy in a system. 13. $E_m = K+U$, with $K…
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6. descartes and newton > how did descartes change galileo’s idea of in…
Descartes generalized Galileo's idea of inertia from horizontal terrestrial motion to motion in any direction in space. Newton later called it the first - law of motion.
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7. what is the formula for gravitational potential energy? 8. what is t…
7. $U = mgh$ 8. $K=\frac{1}{2}mv^{2}$ 9. When velocity is constant, kinetic energy is directly proportional to mass. 10. When mass is constant, kinetic energy is directly proporti…
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10 match the electrical charge with the correct subatomic particle. 1. …
1. Electron - Negative Charge 2. Proton - Positive Charge 3. Neutron - No Charge
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12/12 what are the 3 main types of star \corpses\? neutron star elvis w…
neutron star, white dwarf (which fades to a black dwarf), black hole
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review the prompt. then, choose the best topic sentence for a literary …
In "I Have a Dream," Martin Luther King Jr. uses repetition and words with strong connotations to persuade his audience to work peacefully to achieve equal rights for all.
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3. identify different parts of the atom:
1. Nucleus: Contains protons and neutrons. 2. Proton: Positively - charged particle in the nucleus. 3. Neutron: Neutral particle in the nucleus. 4. Electron: Negatively - charged …
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5. galileos experiments > describe galileos inclined plane experiment. …
- Description: Galileo set up smooth inclined planes and rolled balls down them. He used water - clocks to measure the time it took for the balls to travel different distances. - …
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5. what is kinetic energy? 6. what is potential energy?
5. Kinetic energy is the energy of motion, calculated as $KE=\frac{1}{2}mv^{2}$. 6. Potential energy is stored energy, such as gravitational potential energy $PE = mgh$ or elastic…
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5. what is kinetic energy? 6. what is potential energy?
Kinetic energy is the energy an object possesses due to its motion. Potential energy is stored energy, which can be gravitational (due to height), elastic (in a stretched or compr…
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the electrons of a star, join with protons to become, what? neutrons el…
Neutrons
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when a massive star collapses, it skips the white dwarf stage. which 2 …
neutron star or black hole
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4. old ideas vs. new ideas > what did aristotle believe about motion? >…
- Aristotle believed objects move towards their natural place. - Copernicus believed the Sun is at the center and the Earth revolves around it. - Copernicus's idea raised the ques…
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an athletes medical care must be directed by the injured athlete physic…
C. team or family doctor
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which 3 elements are fuel to make more energy for a star? click 3 answe…
H (Hydrogen), He (Helium), C (Carbon)
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work, energy, and power 1. what is the definition of work in physics? 2…
1. Work is the transfer of energy that occurs when a force causes an object to move in the direction of the force. 2. Energy is the ability to do work, and work done on an object …
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8/12 as the outer layer of the stars grow larger (from collapsing), wha…
They cool off and become reddish in color.
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instructions: read each question and answer choices carefully and then …
Point Y
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7/12 why do massive stars last only a few million years? they burn at a…
They burn hot and use fuel fast.
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6/12 explain nuclear fusion vs gravity both gravity and nuclear fusion …
Nuclear fusion pushes outward, and gravity pushes inward.
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5/12 are stars usually formed alone or in clusters? alone clusters
clusters
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4/12 what is happening to the temperature, as the stars are forming? th…
The temperature is increasing.
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use your answers to questions 71 through 75 on the information and diag…
The velocity of the two - block system after the collision is approximately $2.55\ m/s$.
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what makes the dust and gases, that form stars, fall inward? gravity fr…
Gravity
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base your answers to questions 71 through 75 on the information and dia…
$2.55\ m/s$
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a spring with a spring constant of 2600 n/m from its unstretched positi…
The velocity of the combined blocks just after the spring is released is approximately $2.55\ m/s$.
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what happens to stars after millions (or billions) of years? they conti…
They die down and go extinct.
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nombre: _ a. escribe el número. 1. veintiséis _ 2. treinta y dos _ 3. c…
A. 1. 26 2. 32 3. 47 4. 44 5. 21 6. 38 7. 25 8. 29 9. 43 10. 30 11. 27 12. 39 13. 40 14. 35 15. 46 B. 1. [Number of days with high - temp 33 degrees] 2. [Number of days with low -…
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vocab quiz holocaust name: 1. an attempt to remove an entire group from…
1. B. Genocide 2. D. Lebensraum 3. C. Kristallnacht 4. B. Nuremberg Laws 5. C. Antisemitism
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assuming all of the springs energy is transferred to the 3.0 - kilogram…
If we assume the kinetic energy transferred from the spring to the block $E_{k}$ is known, the speed $v_{1}=\sqrt{\frac{2E_{k}}{m}}$. Without the value of the spring - energy tran…
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the diagram shows a compressed spring between two carts that are initia…
C. The speed of cart Y is two times the speed of cart X.
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a student knows the amount of stored elastic potential energy in the sp…
D. the kinetic energy of the ball just as the spring is fully released
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a 0.7 kg sphere is placed on top of a coiled spring. the coiled spring …
B. $3.1428571429\ m$
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2. amy is pulling a wagon with a force of 30 pounds up a hill at an ang…
$\vec{F}\approx27.19\vec{i}+12.68\vec{j}$
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short writing task write one short paragraph explaining how the author …
Grayson Schaffer makes readers care about the Sherpas by using emotional - appeal and vivid - description. For example, Schaffer writes, "The Sherpas' faces are weather - beaten, …
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part a what is the meaning of susceptible as it is used in paragraph 6?…
B. predisposed; inclined
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orax and ue completed: 4 of 14 which muscle is highlighted? latissimus …
D. teres major
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choose the best answer for each question. 1. part a. which statement be…
1. C. Sherpas risk their lives disproportionately and deserve better compensation and recognition. 2. D. "Many of them die in avalanches while fixing ropes for clients." 3. C. By …
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read the following drug label, and answer the following questions. what…
Protect from light.
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1. a kayak is traveling across a pond at a speed of 8 meters per second…
The velocity of the kayak in component form is approximately $(-7.37\hat{i}-3.13\hat{j})$ m/s (rounded to two decimal places)
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4. part b: which two details from the text best support the answer to p…
A. "Capital punishment kills a man at once, but lifelong imprisonment kills him slowly. Which executioner is the more humane, he who kills you in a few minutes or he who drags the…
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read the following drug label, and answer the following questions. lora…
2 mg
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the bet reader response questions 29 points directions: for the followi…
1. C. Greed and impulsive decisions can lead to huge consequences. 2. B. "To - morrow at twelve o'clock he will regain his freedom. By our agreement I ought to pay him two million…
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read the following drug label, and answer the following questions. lora…
2 mg/mL
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read the following drug label, and answer the following questions. lora…
B. Solution
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what are some reasons that mechanical torque wrenches should be set to …
It prevents pre - mature wear on the spring mechanism inside., It avoids spring pre - load; maintaining the calibration of the torque wrench while stored.
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read the following drug label, and answer the following questions. what…
B. The lot number is not shown.
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read the following drug label, and answer the following questions. what…
A. 6077 - 112 - 81
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which of these has the highest degree of precision when measuring the t…
Micrometer
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read the following drug label, and answer the following questions. who …
B. PL Pharmaceuticals
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test: fundamentals - mechanical measuring tools a torque wrench is only…
False
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read the following drug label, and answer the following questions. what…
A. Not shown
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read the following drug label, and answer the following questions. lora…
Lorazepam
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read the following drug label, and answer the following questions. what…
C. Lorazepam
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two types of spiral galaxies exist. a normal spiral galaxy is one kind.…
has a bar through the middle from which arms extend
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look at the image of a star cluster. which type of star cluster is show…
A. open
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which phrase accurately describes an elliptical galaxy? may be spiral -…
has no new stars being formed
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look at this image of a galaxy. what type of galaxy is shown? barred el…
D. spiral
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which phrase describes an irregular galaxy? has a round shape does not …
B. does not have a specific shape
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which statement describes a characteristic of a spiral galaxy? it is sh…
It is shaped like a pinwheel.
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which sentence accurately describes star clusters? stars appear brighte…
Stars form large groupings
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which statement accurately describes binary star systems? they have mor…
They have stars that might appear to wobble.
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q1. a physician orders 225 mcg of a drug in liquid form. only a vial of…
1. **Explanation**: - We know that the desired strength of the drug is \(100\ mcg\) and the available drug has a strength of \(225\ mg\) in a certain volume (but we are interested…
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1. concrete slabs can control forces in one or two directions. what is …
1. A. Can span up to 12 feet 2. D. All of the above 3. C. Over the columns 4. D. Use more steel 5. D. All of the above
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select all that apply. identify the fallacious arguments. the u.s. invo…
- The U.S. involvement in the Vietnam War was a rousing success. - England developed a fair and just taxation system for the American Colonies. - The Civil War was about Northern …
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30. what does a regions landscape reflect? a. only its physical geograp…
B. Climate, culture, and human - environment interaction
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17. population growth rate depends on: a. economic policies b. births, …
B. Births, deaths, and migration
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start on page 47 at \at the right is a door opening on the fields outsi…
Stage directions in Miller's work can reveal the emotional state and dynamics between characters. For example, they might show body - language cues, pauses, or movements that indi…
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15. one major advantage of economic unions is: a. restricted access to …
C. Greater access to larger markets
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question 1 (1 point) fff in the video stands for fight, flight or freez…
Question 1: True Question 2: C. You get really Hungry
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3. which of the following is an example of a non - renewable resource? …
D. Coal
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2. which of the following is a renewable resource? a. oil b. coal c. so…
C. Solar energy
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unit 2 - human geography study guide natural, human, and capital resour…
B. When society can use technology to turn it into goods
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1.b) for system given in figure below, find; i. calculate the maximum v…
i. \(K_{max}\approx17.56\) ii. Roots can be found using numerical methods (e.g., in MATLAB with the roots function) for the equation \(0.0025s^{4}+0.5125s^{3}+2.52s^{2}+4.01s + 10…
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15. write each speed in kilometres per hour. a) a pitcher throws a base…
a) 144 km/h b) 5.4 km/h
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comparing and synthesizing informational texts english comparing styles…
The NASA article sounds more like a newspaper story.
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14. write each speed in metres per second. a) the sailfish is the faste…
a) Approximately 30.28 m/s b) Approximately 13.89 m/s
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an evacuation drill revealed that emergency exit doors required excessi…
Install lever - type or panic bar hardware that complies with Fire Code and BP 344 reachability.
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comparing and synthesizing informational texts mastery check english i …
The Team Moon excerpt is more emotional and dramatic than the NASA excerpt.
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4. b)the system has transfer function g(s)=\frac{y(s)}{u(s)}=\frac{2s^{…
\[\begin{align*} \dot{\mathbf{x}}&=\begin{bmatrix}-1&0&0\\-1&-2&0\\0&0&-2\end{bmatrix}\mathbf{x}+\begin{bmatrix}1\\1\\1\end{bmatrix}u\\ y&=\begin{bmatrix}1&1&1\end{bmatrix}\mathbf…
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what condition may permit a toilet and bath to be windowless? floor are…
Provision of a mechanical exhaust system per NBCP ventilation requirements.
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when locating windows in a kitchen, what standard applies under nbcp fo…
The window area must be at least 10% of the floor area of the kitchen.
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a dormitory design includes shared bathrooms with no windows or vents. …
Enclosed toilets and baths must be equipped with mechanical ventilation systems.
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while reviewing specs, the client prefers a ramp slope of 1:10 for aest…
Explain that BP 344 limits slope to 1:12 to balance usability and safety for all users.
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you are planning a sleeping room for two occupants. what is the minimum…
15.0 sqm must be provided for rooms intended for two occupants.
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a project with high impervious surface area (isa) risks violating which…
C. Stormwater runoff and infiltration control.
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a basement parking structure requires additional smoke control measures…
The Fire Code addresses basement ventilation and smoke management to prevent entrapment.
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4. a) the block diagram of a control system is shown in fig below; if t…
$K\approx872.56$, $p = 45$
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the usa of a site is meant to represent: the net floor area excluding b…
The net floor area excluding balconies and mechanical zones.
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a tactile path is being installed in a public plaza. which alignment me…
It should lead from the site entry to key functions like entrances and restrooms.
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which component is not included in computing gross floor area (gfa) und…
A. Parking areas and vertical penetrations like elevator shafts.
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when reviewing site layout, you notice a plan lacks sufficient eaves pr…
Reduced solar protection and compromised passive cooling.
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a nurse caring for a jaundiced infant notes poor feeding and lethargy. …
a. Kernicterus
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a newborn becomes cyanotic when quiet or feeding but pink when crying. …
a. Choanal atresia
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a baby with bpd is most at risk for which long - term complication? o a…
d. Chronic lung disease with recurrent infections
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a premature infant at 28 weeks who required prolonged ventilation now h…
B. Bronchopulmonary Dysplasia
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third year first semester examination for bbm 2023a paper: one (1) infa…
A. Preterm infant delivered by vacuum extraction
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a late sign of untreated congenital hip dysplasia is: a. limp and waddl…
A. Limp and waddling gait
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a nurse assesses a 4 - month - old with hydrocephalus. which finding is…
A. Bulging fontanels and "sunset" eyes