Física
Cinemática, análisis de fuerzas, electricidad y razonamiento con ecuaciones.
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which mental health issues can nicotine addiction lead to? select three…
A. anger, C. anxiety, D. mood swings
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according to the “emission spectra of some elements from stars”, which …
4. Hydrogen, Helium, and Oxygen
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read the text. in lower - income countries, the high cost of medical eq…
- Problem: Microscopes are expensive. ; Solution: Prakash invented a version made mostly of paper. - Problem: Centrifuges are expensive and need electricity. ; Solution: Prakash i…
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fill in the blank question the gravitational acceleration is found by t…
dividing; mass of the object
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which of these circumstances should keep a person from drinking? select…
A. being pregnant, B. having a medical condition, D. having a history of alcoholism
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according to the \life cycles of stars model,\ what happens to a sun - …
3. It forms a planetary nebula
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multiple choice question why are small objects not attracted to each ot…
D. Their masses are too small to cause a change in motion.
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which action is the only way to become sober? allow time drink coffee t…
A. allow time
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according to the h-r diagram, which of these stars is expected to have …
3. Massive blue star
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fill in the blank question gravity pulls a book down against a table. t…
1. Third 2. normal
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multiple choice question what is an attractive force that exists betwee…
D. gravity
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lola observes that joe is confused and vomiting, and has a low body tem…
- slow breathing - seizures - sweating
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which of these is a challenge to social relationships as a result of ni…
A. yellow teeth and nails
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according to the \life cycles of stars model,\ what is the final stage …
2. Neutron Star or Black Hole
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after radiation 1. why is radiation able to transfer heat even through …
1. Radiation transfers heat via electromagnetic waves, which do not need a medium, while conduction and convection rely on particle interactions that require matter. 2. A dark, ma…
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an elevator is moving down with a constant speed. inside the elevator, …
a. The block has an upward acceleration.
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greg started drinking when he was in junior high several years ago. it …
B. He might end up in the hospital. E. He might get liver disease.
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using the h-r diagram, which type of star is likely to have the greates…
4. Blue supergiant
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multiple choice question what is the gravitational force exerted on an …
weight
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which are consequences of smoking while pregnant? select three options.…
A. SIDS, B. stillbirth, D. birth defects
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multiple choice question how does the gravitational force between two o…
It increases.
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jose was out drinking with his friends for nearly the whole night. the …
B. hangover
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fill in the blank question when the distance between two objects increa…
decreases
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peter is helping a person who is showing symptoms of alcohol poisoning …
B. Vomiting can cause dehydration.
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sarahs friend had been binge drinking and was intoxicated. sarah immedi…
D. vomiting
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dora experiences frequent headaches and was ordered by her doctor to ta…
A. take the medication as prescribed
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fill in the blank question a green ball moving east collides with a red…
1. east 2. west
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fill in the blank question a skydiver is pulled to the ground by becaus…
1. gravity 2. attractive 3. non-contact
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radiation all objects emit thermal radiation – often called__________ r…
infrared electromagnetic no; a vacuum more absorbing; emitting; poor 1. Conduction works best in solids because their particles are tightly packed, allowing efficient transfer of …
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multiple choice question what is a region in space that has a physical …
field
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multiple choice question what is a force that one object can apply to a…
B. noncontact force
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multiple choice question how does air push an airboat forward? the airb…
The airboat pushes the air backward, and the air exerts an opposing force forward on the airboat.
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multiple choice question what is an attractive force that exists betwee…
gravity
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fill in the blank question when colliding objects bounce off each other…
elastic collision
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a town has a population of 2000 and grows at 4% every year. what will b…
3602
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what effect might over-the-counter allergy medication have? no noticeab…
C. drowsiness and poor judgement (assuming the options are labeled A, B, C as per the order: A. no noticeable effect, B. a clearer head for driving, C. drowsiness and poor judgeme…
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heat transfer worksheet based on bbc bitesize: conduction, convection, …
conduction vibrations; cooler solids conductors insulators liquid; gas less rises sinks convection hotter; cooler solids
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which of the following is a challenge associated with nuclear waste? lo…
D. no long - term storage or disposal options
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what is the front - end cost associated with constructing a nuclear pow…
A. very high cost
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what is the environmental impact of nuclear power plants under normal, …
low environmental impact
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during the american reconstruction era, newly freed slaves land to farm…
E. sharecropping
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what is one significant advantage of nuclear power? high emissions of c…
limited environmental impact
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4. two blocks, with masses ( m_1 = 8 , \text{kg} ) and ( m_2 = 12 , \te…
a. The acceleration of each object is $\boldsymbol{1.58\ \text{m/s}^2}$ b. The applied force on $m_2$ is $\boldsymbol{110\ \text{N}}$
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what truly acceptable solutions have we found for storing nuclear waste…
A. none, yet
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nuclear power plants have several advantages, such as a large fuel supp…
A. Low probability of accidents (assuming the first option is labeled A, as it is the correct advantage; the second option "High construction costs" is a disadvantage).
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nuclear power plants have several advantages, such as a large fuel supp…
Low probability of accidents
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the state department of public health shall do all of the following: (a…
- to post signs explaining that tobacco items are not sold to minors - to check the IDs of customers who buy tobacco products
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how can we describe the amount of carbon dioxide produced in a nuclear …
Nuclear plants produce much lower amounts of carbon dioxide.
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ordering question click and drag on elements in order place the steps i…
1. The fan on the airboat spins. 2. The fan pushes air backward. 3. Air exerts an equal force forward on the fan. 4. The force pushes the airboat forward.
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\smoking\ means inhaling, exhaling, burning, or carrying any lighted or…
- cigarettes - cigars - electronic devices - pipes
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12. determine ( v_{o_1}, v_{o_2} ), and ( i ) for the network of fig. 2…
### Problem 12 (Fig. 2.162) #### Explanation: We analyze the diode circuit. For a silicon diode, the forward voltage drop \( V_D \approx 0.7 \, \text{V} \). ### Step 1: Analyze th…
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multiple choice question what occurs when colliding objects bounce off …
D. elastic collision
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fill in the blank question the law that states that when one object exe…
Newton's Third
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fill in the blank question a green ball moving east collides with a red…
1. east 2. west
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multiple choice question what pushes perpendicular to the objects surfa…
D. normal force
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summarizing a definition of smoking \smoking\ means inhaling, exhaling,…
D. Smoking means inhaling, exhaling, or holding a lit substance.
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which figurative expression best conveys mary’s emotional state immedia…
"Her nerves were a million little wires."
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how does roald dahl use descriptive details to build suspense early in …
B. By emphasizing the silence in the house to suggest tension --- Note: The second question (Question 7) is incomplete (no answer options provided), so it cannot be fully addresse…
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read the excerpt from act v, scene 1 of romeo and juliet balthasar: the…
C. a miscommunication that has serious consequences
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reading guide: from brown girl dreaming author: jacqueline woodson focu…
To answer these questions, we analyze the text "From Brown Girl Dreaming" by Jacqueline Woodson: ### “writing #1” 1. **What does Woodson suggest about writing?** Woodson suggests …
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which greenhouse gas is primarily associated with burning petroleum pro…
carbon dioxide
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which impurity in fossil fuels can bioaccumulate and cause harm in aqua…
D. mercury
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which impurity found in coal can lead to acid rain in the atmosphere? s…
A. sulfur
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which of the following is a disadvantage of using coal for energy? it i…
It releases pollutants and greenhouse gases when it burns.
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petroleum is a useful fossil fuel and a convenient source of energy for…
Spills that occur have negative effects.
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which fossil fuel releases the most carbon dioxide when burned? coal na…
Coal
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coal is a very dirty fossil fuel, but there are several advantages to u…
It is cheap.
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3. two blocks, with masses ( m_1 = 2 ) kg and ( m_2 = 8 ) kg, are conne…
a. The acceleration of each object is $\boldsymbol{2.06\ \text{m/s}^2}$ b. The tension force in the string is $\boldsymbol{10\ \text{N}}$
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62. consider the following information on ultimate tensile strength (lb…
The two middle sample observations are \(\boldsymbol{76796}\) and \(\boldsymbol{76797}\)
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eruptions write the letter of the correct answer on the line at the lef…
1. D. vent 2. C. low in silica 3. A. extinct 4. B. runny
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2. two blocks, with masses m₁ and m₂ = 12 kg, are connected by a string…
a. $0.52\ \text{m/s}^2$ b. $\approx 38.46\ \text{kg}$
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tracey is at a party with her friends. during the evening, she drinks a…
- They should help her sit up. - They should call for an ambulance. - They should give her water to drink.
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essay 1 point how can there be more momentum than a moving car. tell me…
This is possible due to the momentum formula $p = m \times v$: 1. A large, slow vehicle (e.g., a fully loaded truck moving at low speed) has far greater mass than a car; even with…
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multiple choice 1 point what is the equation for momentum? p = mv? m = …
B. $p = m \times v$
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multiple choice 1 point an object that weighs 2 kg moves 10 meters west…
4 kg x m/s (with direction west, corresponding to the logical full answer)
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multiple choice - 1 point what is the momentum of an object that has a …
30 g x m/s
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in the context of motion, how is velocity defined? the measure of how d…
The speed of an object in a specific direction
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01/10 what should be done to prevent trench collapses? ignore safety pr…
B. Use trench boxes or shields
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arrange the objects in order from greatest to least potential energy. a…
1. 10 kilograms of water stored at a height of 9 meters 2. a box of books with a mass of 25 kilograms placed on a shelf 2 meters high 3. a 15-kilogram stone found at a height of 3…
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type the correct answer in the box. round your answer to the nearest wh…
56
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select all the correct answers. which two objects have stored energy? □…
a small rock sitting on top of a big rock a stretched rubber band
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select the correct answer. in which item is energy stored in the form o…
C. an apple on a tree
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summarizing information on drug use fact is that while youre a teen (an…
C. Many people first do drugs at a young age.
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ⅲ. fill in the blanks (1 points each, 20 points in total) 【得分： 】1. acco…
outer - level culture (or surface - level culture) ### 2.
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ix. 1919 — the peace settlement - june 28, 1919 — the ________ of versa…
IX. 1919 – The Peace Settlement - June 28,1919 → The **Treaty** of Versailles was signed. - Germany was forced to accept **war** guilt. - The treaty required Germany to pay **repa…
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2. a student used 85 n of force to raise a box up to a shelf that was 0…
The mass of the box is approximately \( \boldsymbol{11.6 \, \text{kg}} \) (or more precisely \( \approx11.56 \, \text{kg} \)).
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art has recently quit smoking. what benefit can he expect to occur with…
A. blood oxygen levels returned to normal
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which is a benefit of leading a substance - free lifestyle? ○ increased…
C. fewer legal problems
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9. ( ) are employees from countries other than the home country and the…
C. Third country personnel ### Question 10
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while attending an addiction treatment center, a person can abstain fro…
D. detoxification
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lesson 13 smaw: horizontal, vertical, and overhead welding positions ob…
1. A. E6013 2. Slag will become trapped in the weld pool, creating slag inclusions that weaken the weld and cause defects. 3. True 4. $5^\circ$-$15^\circ$ 5. False 6. The weld bea…
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what system is used when a person puts money in a jar each time the nic…
B. reward system
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give the location of seattle as an ordered pair (x, y).
\((x,y)=(-10,8)\)
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which health problem can increase with smoking? infertility rates sperm…
A. infertility rates
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3. since prescribers do not know which concentrated strength of medicat…
To practice reconstitution/dilution calculations: 1. Learn the formula \( C_1V_1 = C_2V_2 \) (concentration - volume relationship). 2. Use pharmacy calculation textbooks and onlin…
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antonio is recovering from an alcohol problem. he goes out to a restaur…
B. Drink a soda or other nonalcoholic beverage.
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write the time next to the clock.
1:15 3:30
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5. how did white americans economic priorities affect the treatment of …
White Americans' economic priorities centered on land acquisition, resource extraction, and commercial expansion, which led to the forced displacement, land seizure, broken treati…
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3. how did the indian appropriations act affect indigenous americans? a…
A. It forced Indigenous Americans to live on small, unfamiliar patches of land called reservations.
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topic 6.4 distribution of natural energy resources enduring understandi…
Proven Reserves: Confirmed, accessible, and economically viable to extract with current tech/market. Unproven Reserves: Estimated (less certain existence, or extraction not yet ec…