Física
Cinemática, análisis de fuerzas, electricidad y razonamiento con ecuaciones.
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what is the specific heat capacity of water? the amount of heat require…
the amount of heat required to raise the temperature of a specific mass of water
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if a homeowner is concerned about traffic noise entering their home thr…
double - glazed windows
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noise is officially recognized as which of these? design problem health…
D. pollution
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noise pollution laws and regulations the environmental protection agenc…
inconsistent enforcement due to other priorities
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la energía potencial, p, en un resorte se representa mediante la formul…
$k=\frac{2P}{x^{2}}$ (la última opción)
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which subatomic particle has a positive charge? a nucleus b neutron c p…
C. proton
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noise pollution effects noise is a major health concern. millions of pe…
It can disrupt and make communication difficult.
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physics - 3.1 section review worksheet name: date: class: directions: r…
1. a. A person pushing on a wall and the wall pushing back on the person. b. A book resting on a table (book's downward force on table and table's upward normal force on book). c.…
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question 15 identify the blood vessel entering or exiting the heart: in…
D
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air pollution clean air act what do the united states and other countri…
laws mandating lower emissions
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electromagnetic vs. mechanical speed electromagnetic mechanical this gr…
D. electromagnetic waves move faster than mechanical waves.
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question 13 veins are able to constrict and increase venous return beca…
Question 13: smooth muscle receiving sympathetic impulses Question 14: has the systolic value in the numerator
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question 11 the general function of the valves of the heart is to: prev…
Question 11: prevent backflow of blood Question 12: often have valves to prevent the backflow of blood
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questions: 1. what does naca stand for? when was nasa created replacing…
1. National Advisory Committee for Aeronautics; October 1, 1958 2. National Aeronautics and Space Administration 3. President Dwight D. Eisenhower; March 19, 1959 4. Project Mercu…
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match the modern atomic model with the description of what that model b…
The first model (with electrons in a less - defined region around the nucleus) matches a. Electrons move around the atom not on fixed paths but in a region known as the electron c…
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which of the following is one of the four most dangerous indoor air pol…
radioactive radon gas
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question 10 identify the structures associated with heart conduction: a…
C (assuming C is the correct - labeled structure in the diagram that corresponds to the AV node location)
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work each of the following problems. show all work. 4. create and label…
# Explanation: ## Paso 1: Recordar la relación entre posición - tiempo y velocidad - tiempo La pendiente de la gráfica de posición - tiempo es la velocidad. ## Paso 2: Analizar el…
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urban heat islands what are urban heat islands caused by? increased veg…
Increased heat - absorbing surfaces
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question 9 label: arteriole question 10 identify the structures associa…
B
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which material maintains the digestive environment in the stomach? a st…
C. strong acids
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how did democrituss contributions impact the development of the modern …
C. Democritus's concepts were foundational to the development of the modern model.
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which material maintains the digestive environment in the stomach? a st…
C. strong acids
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physics inmotion>>> unit 2d graphing motion practice problems work each…
# Explanation: ## Paso 1: Comprender la relación entre posición - tiempo y velocidad - tiempo La pendiente de una gráfica de posición versus tiempo es la velocidad. Una pendiente …
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within the continental united states, air masses generally travel from …
A. West
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acid deposition can cause plants to do which of these? lose photosynthe…
lose photosynthetic ability
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multiple choice listen which of the following statements correctly desc…
B. Energy levels are located at fixed distances from the nucleus. C. Energy levels farther from the nucleus have more energy.
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capillaries are made of simple squamous epithelium because this tissue …
Question 1: thin, to permit exchanges of materials Question 5: False Question 6: arterioles to venules
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the middle layer of the pericardial membranes is the: - parietal perica…
1. parietal pericardium 2. epicardium 3. portal vein
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the motto, \dilution is the solution to pollution,\ led to humans build…
smokestacks
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what role does wind play during a temperature inversion? it exacerbates…
It helps to disperse air pollutants.
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diluting a pollutant over and over until it is very difficult to detect…
serial dilution
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the greenhouse effect is caused solely by human activity. please select…
F
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ppb stands for: parts per buffer parts per bucket parts per billion par…
C. parts per billion
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7 types of electromagnetic w which electromagnetic waves have the highe…
A. X - rays
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the ultimate source of heat in the process of global warming is a. the …
C. the sun
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which of the following is a group that is especially susceptible to air…
elderly citizens
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measurement of several of the air pollutants by the epa includes an amo…
D. time
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which fuel is most likely to release sulfur oxides when burned? biomass…
coal
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where is ozone considered a pollutant? deep in the ocean underwater in …
in the troposphere close to us
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13 which of the following models displays a high frequency and low ampl…
C.
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where is the ozone layer that allows life to survive on earth? in the s…
in the stratosphere above the troposphere
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12 how do electromagnetic and mechanical waves compare? a mechanical wa…
B. Mechanical waves can only travel through a solid, liquid, or gas, but electromagnetic waves can travel through each of these as well as vacuum (or empty space).
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1. convert the following measurements from ordinary notation to scienti…
Diameter of the Milky - Way: \(1\times 10^{23}\) miles Melting point of tungsten: \(3.41\times 10^{3}^{\circ}C\) Avogadro's number: \(6.023\times 10^{23}\) Atomic mass unit: \(1.6…
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which activity produces the smallest amount of greenhouse gases? a. dri…
B. riding a bicycle
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which of the following contributes the most to the reaction that produc…
sunlight
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problem #14 - a football is thrown with an initial upward velocity comp…
(a) 1.53 s (b) 11.5 m (c) 3.06 s; It is twice the time calculated in part (a), which is reasonable. (d) 55.1 m
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the concentration of atmospheric carbon dioxide is currently decreasing…
F
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11 which diagram shows light rays being reflected by the mirror? a a mi…
A
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a straight glass rod appears to bend when placed in a beaker of water, …
B. Light is refracted as it travels from air to water
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a straight glass rod appears to bend when placed in a beaker of water, …
The best explanation is that light is refracted as it travels from air to water.
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9 both of these images are models of which wave behavior? a interferenc…
B. Diffraction
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4. iron filings are attracted by a magnet. this is a physical property …
Move a magnet over the mixture. The iron filings will be attracted to the magnet and can be separated from the sand.
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the image above are models of which wave behavior? a) constructive inte…
A. Constructive Interference
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7 why can sound not travel through a vacuum? a the vacuum does not have…
A. The vacuum does not have any particles that are required to transport the sound waves.
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6 the image above are models of which wave behavior? a diffraction b re…
D. Destructive Interference
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5 why would a baseball player see a baseball flying through the air bef…
C. It is because sound travels slower through air than light does.
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this graph is accurate because... a mechanical waves move faster than e…
D. electromagnetic waves move faster than mechanical waves.
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question 3 not yet answered points out of 2.00 flag question daylightin…
D. All of these
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complete the table below. round based on the applicable rules of accura…
| | Measured Value | Percent Error | Absolute Error | Range | |---|---|---|---|---| | $M_1$ | $39.83$ cm | $1.48\%$ | $0.59$ cm | N/A | | $M_2$ | $13.39$ cm | N/A | $0.59$ cm | $[…
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writing review - use the text to answer the following questions. (1) th…
7. C. Change inhale to inhaled 8. throughout
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assess it! questions #4 - 8: for each question use the prompt below to …
scientific method
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8 multiple choice 1 point if distance is increased, what prime factor n…
8. Increase mAs 9. Intensity of radiation at a given point source is inversely proportional to the square of the distance
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a passenger in a bus feels pushed backward when the bus accelerates for…
The passenger's inertia resists the change in motion
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14. how can the results of the elisa test be used to identify patients …
The ELISA test can detect antibodies or antigens related to the bacteria causing meningitis in patient samples (such as blood or cerebro - spinal fluid). A positive result for rel…
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construct a function that expresses the relationship in the following s…
B. $W=\frac{k}{u}$
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which scenario best demonstrates an object overcoming inertia? a ball r…
### Primera pregunta: # Breve Explicación: La inercia es la tendencia de un objeto a resistir cambios en su estado de movimiento. Un objeto en movimiento tiende a permanecer en mo…
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what is the total fat %dv (daily value) for this food? nutrition facts …
If we assume the value read from the label is \(9\%\) (picking one of the options randomly as we can't see the real label clearly), the answer is B. \(9\%\)
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23 how many servings per container does this food have? nutrition facts
C. 20
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a coin placed on a card resting on a glass falls straight down when the…
The coin's wants to maintain a state of rest
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in one - serving of this food, how many grams (g) of protein are there?…
0 g
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each one of you has different calorie needs each day. select all the fa…
A. Your sleep habits C. Your age, height and weight D. Your gender E. Your activity level F. Your allergies or dietary differences (vegetarian, vegan, gluten - free, etc.)
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a bowling ball and a tennis ball are both rolling at the same constant …
The bowling ball has greater inertia due to its larger mass.
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7 fill in the blank 2 points if distance is halved, how much is the bea…
The beam intensity is quadrupled. Image density increases.
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a hockey puck sliding across ice eventually comes to rest. which statem…
The puck experiences friction forces that are often overlooked.
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8.) where is the sun at night? a. it moves to another part of the galax…
B. it is still there we just can't see it
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a book rests on a table and will not move on its own. according to newt…
# Explicación breve: Según la primera ley de Newton, un objeto en reposo permanece en reposo a menos que actúe sobre él una fuerza desequilibrada. El libro está en reposo en la me…
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select 3 ways to make healthier choices at fast - food restaurants. a. …
A. Choose healthy beverages D. Choose broiled or grilled chicken instead of fried E. Choose smaller sizes
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6.) during the middle of the day, the sun is a. low in the east b. low …
C. directly overhead
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write it! question #1: in your own words describe the scientific method…
**Question #1**: The scientific method is a process of making observations, formulating hypotheses, conducting experiments, analyzing data, and drawing conclusions to test ideas a…
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5 multiple choice 1 point if distance is adjusted, what prime factor ne…
Question 5: mAs Question 6: The beam intensity is reduced to one - fourth of its original value. Decrease
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you are riding in a car that suddenly stops. your body continues moving…
# Breve explicación: La primera ley de Newton establece que los objetos en movimiento tienden a permanecer en movimiento y los objetos en reposo tienden a permanecer en reposo, a …
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the height of an object tossed upward with an initial velocity of 96 fe…
6.0
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how can paying attention to serving sizes and your personal nutrient an…
A. It helps you make a variety of choices and balance how much you eat from each food group so your body gets what it needs.
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sarah wants to post about the excitement of exploring virtual reality w…
Image: A vibrant image of a teenager smiling while wearing a VR headset. Headline: "Get Lost in Virtual Worlds!" Caption: "Experience the thrill of virtual reality like never befo…
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1. what do you notice about the location of energy in this picture? 2. …
1. Energy is in the warmer water layers and in the interactions between warmer water and ice. 2. $1.1375$ g/ml 3. $1.0625$ g/ml 4. The warmer salt - water will sink because it is …
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9.) night and day are the exact same length everywhere on earth all yea…
B. False
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what did the british government do to help pay for the french and india…
They imposed taxes on the American colonies.
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an astronaut floating in space throws a wrench. ignoring gravitational …
It will continue moving at constant velocity indefinitely
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3 multiple choice 1 point if the prime factor that controls contrast is…
3. increase by 2 4. Indirect
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5.) when it is daytime on one - half of earth, it is night on the other…
A. True
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1. determine if each description is describing an infectious disease or…
Direct contact with an infected person: Infectious disease Environment: Non - infectious disease Through the air when someone who is infected has sneezed or coughed: Infectious di…
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which statement about inertia is most accurate? * inertia is a force th…
Inertia is an object's resistance to changes in motion
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3.) how do we measure the length of a day? a. how long it takes the moo…
B. how long it takes the Earth to spin around
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the carrying capacity is the maximum number of individuals of a particu…
450 - 550
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2.) how long is a day? a. 365 hours b. 30 hours c. 24 hours d. 60 hours
C. 24 hours
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1. fill in the blank: people with ___ take full responsibility for thei…
1. Las personas con responsabilidad toman full responsabilidad por sus propias acciones y obligaciones mientras continúan cumpliendo con su trabajo. 2. True
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an electron accelerated (with acceleration $a_1$) from rest for a time …
E. 40 m
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research it! question #1: in experimental design: what are the two grou…
Research It! Question #1: Experimental group and control group. Research It! Question #2: Facts, figures, or information collected through observation, measurement, or experimenta…
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question 1 - 8 over time, igneous rocks are broken down into smaller pi…
weathering