Physique
Cinématique, forces, électricité et raisonnement par équations.
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5. a uniform beam (mass = 22 kg) is supported by a cable that is attach…
a. The tension in the cable is approximately $997.7\ N$. b. The horizontal force acting on the hinge is $705.6\ N$ and the vertical force acting on the hinge is $245\ N$ (downward…
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20) which sentence best completes the explain step? (a) \average nightl…
C. This shows that later start times likely improve learning because students are more rested.
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why did leonardo da vinci create the technique known as sfumato? a. to …
B. To give objects in paintings a more realistic form by outlining them in "haze" instead of thick black lines
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19) which is the strongest cite sentence for a web article with no page…
D. Chang explains that targeted "snips" reduce risk (Web).
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camera basics worksheet photography fundamentals - review questions nam…
Q1. In the lens. Q2. Sensor type; Presence of additional features like optical - viewfinder system. Q3. DSLRs have a mirror mechanism for optical viewfinder, mirrorless don't. Q4.…
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put these steps for starting the vehicle in the correct order: (not all…
1. Visually identify an open space and a target where you intend to move the vehicle 2. Check the dashboard instrument panel for warning lights 3. Check/set your parking brake 4. …
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the bge method helps to eliminate/reduce which of the following? stress…
Blind spots and glare
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use dimensional analysis to convert 104 kilograms to pounds. 104 kg ≈ (…
229.28
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read the following paragraph from the article “how social stress makes …
B. Coghlan (2017) describes how stress can spark changes in the brain that open the way to depression.
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question 29 tyrahns rods do not transform light into nerve impulses as …
Question 29: night blindness Question 30: fovea
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15) paraphrase the following accurately and cite it: original: \climate…
As stated by National Geographic in 2023, the acceleration of climate change is speeding up the melting of polar ice caps, which in turn is causing sea - level rise and threatenin…
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white matter of the spinal cord white matter of the spinal cord is comp…
1. impulses 2. white 3. axons 4. motor 5. ascending
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22. two lab groups measure the length of an unknown object four differe…
a. Group A's average length: 17.175 cm b. Group B's average length: 15.75 cm c. Group A's data is more precise because its values are closer to each other. d. Group B's data is mo…
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question if the initial angle were smaller, with all the other quantiti…
1. greater than before 2. \(mgh\) independent of initial angle 3. The grass - hopper must jump faster, and therefore with more kinetic energy. 4. \(6.53\) 5. \(40\)
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learn more remarks notice that the speed halfway down is not half the f…
Both answers would increase.
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spinal cord the cylindrical spinal cord, which is approximately 17 inch…
1. reflex 2. meninges 3. lumbar 4. cord 5. vertebral
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question 9 points 5 formulate a problem to research and conduct a simpl…
Problem: What are the health - benefits of consuming blueberries? Resource: Scientific articles on WebMD.
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practice it use the worked example above to help you solve this problem…
(a) $12.5$ (b) $17.7$ Exercise: $18.0$
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1. (04.01 lc) match the words ethos, pathos, and logos to their definit…
1. Pathos - b. Appeals to emotions by evoking feelings 2. Ethos - a. Appeals to ethics and credibility by establishing expertise 3. Logos - c. Appeals to logic by providing facts …
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multiple choice question what is the main driving force behind the use …
to boost productivity
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place the following structures in order from superficial to deep. rank …
1. Integumentary system 2. Superficial cortical (compact) bone 3. Periosteal layer of dura mater 4. Arachnoid mater 5. CSF in the subarachnoid space 6. Pia mater 7. Neocortex
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multiple select question select all that apply in oral communication, w…
A. feedback B. attitudes D. emotions
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400.0 g of a metal absorbs 10000. j of heat energy and its temperature …
First question: 0.301 J/g°C Second question: 0.269 J/g°C
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(b) repeat this problem with the zero - level at point \textcircled{a}.…
We need the mass of the skier and the height of point A relative to point B to calculate the exact values. But the general steps are as above. If we assume the mass of the skier i…
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climate change and urbanization how do industrial processes and transpo…
- Car, train, and bus exhaust release gases that lead to climate change. - Air pollution from factories alters the heating and cooling of the atmosphere.
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how does the lack of trees and vegetation in urban areas affect climate…
B. Plants serve as carbon sinks. Without them, carbon dioxide is getting released back into the atmosphere C. Trees provide evaporative cooling.
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how many kilojoules of energy are required to bring 800.0 g water from …
First question: 268 kJ Second question: 134 kJ
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what can be predicted about the temperature in an urban location, compa…
On average the temperature can be 5 degrees Fahrenheit higher in the urban area.
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how many joules of energy are released when 45.0 g of water cools from …
For the first question: D. 2070 J For the second question: A. 32600 J
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climate change and urbanization read the sentence. urban areas result i…
less
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a 400.0 g sample of water is at 30.0 °c. how many joules of energy are …
First question: C. 25100 J Second question: B. 18800 J
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place the cranial nerves in numeric order beginning with number 1. rank…
Vagus: 10 Facial: 7 Trigeminal: 5 Accessory: 11 Trochlear: 4 Oculomotor: 3 Optic: 2
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use the worked example above to help you solve this problem. a 57.0 kg …
(a) $PE_i = 6114.6\ J$, $PE_f = 0\ J$, $\Delta PE=-6114.6\ J$ (b) $PE_i = 0\ J$, $PE_f=-6114.6\ J$, $\Delta PE=-6114.6\ J$ (c) $PE_i = 5012.76\ J$, $PE_f=-1117.2\ J$, $\Delta PE=-…
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learn more remarks these calculations show that the change in the gravi…
remains the same, depends only on the difference between the two heights
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7. when discriminatory practices are embedded within the practices and …
7. b) Institutional racism. 8. a) To enforce anti - discrimination laws and policies.
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what is the primary role of the ozone layer in the atmosphere? to produ…
to shield Earth from harmful UV radiation
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use the worked example above to help you solve this problem. an eskimo …
(a) $490\ J$ (b) $424.34\ J$ (c) $-205\ J$ Exercise (a) $9.22\ m$ Exercise (b) $360.99\ J$
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why is the presence of the ozone layer important for life on earth? it …
It protects life from ultraviolet radiation.
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how does stratospheric ozone differ from tropospheric ozone? tropospher…
Stratospheric ozone protects life by blocking UV rays, while tropospheric ozone is a pollutant.
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which type of uv radiation is the least energetic, and thus, least harm…
UV - A
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learn more remarks the normal force $vec{n}$, the gravitational force $…
The work is the same.
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multiple select question select all that apply in oral communication, w…
B. feedback C. attitudes D. emotions
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part 3: graph use the data below and graph the temperatures on the atmo…
# Explicación paso a paso: ## Paso 1: Analizar los datos de temperatura y altitud Observamos los valores de temperatura en función de la altitud en la tabla. ## Paso 2: Describir …
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ozone is a bad thing in which layer of the atmosphere? troposphere stra…
Troposphere
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question 5 which of the following explains why many americans came to s…
Question 5: They thought that Sacco and Vanzetti had not received a fair trial. Question 6: It allowed them fewer ships than the U.S. and Britain.
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a ball of mass m = 1.60 kg is released from rest at a height h = 77.0 c…
(a) $\sqrt{2\times9.8\times0.77}\approx3.88$ m/s (b) $\frac{2\times1.6\times9.8\times(0.77 + 0.08)}{0.08^{2}}=\frac{2\times1.6\times9.8\times0.85}{0.0064}\approx4165$ N/m = 4.165 …
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ozone is a good thing in which layer of the atmosphere? stratosphere tr…
Stratosphere
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part 4: graph analysis 1. describe the temperature patterns that you se…
1. Respuesta depende del gráfico observado. 2. Generalmente disminuye con la altura, pero depende de la región atmosférica. 3. Capas de aire estabilizadas que evitan cambios térmi…
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the layer of the atmosphere that is closest to the earth is known as th…
Troposphere
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multiple select question select all that apply what are some examples o…
Men see conversations as negotiations to keep the upper hand. Men hide their emotions.
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question 10 of 10 which two statements are true of electromagnetic wave…
A. They do not need a medium to transfer energy, D. They transfer energy by disturbing electric and magnetic fields
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question 9 of 10 what is the frequency of a wave that has a wavelength …
A. 220 Hz
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25. which button allows you to select and modify the frequency of the s…
b. B
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fill in the blank question male communication styles are more and they …
direct; emotions
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question 8 of 10 in the diagram of a transverse wave shown, what does p…
C. Frequency
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question 7 of 10 which three characteristics do mechanical waves and el…
A. The waves transfer energy from its source., B. The waves begin with a disturbance., C. The waves and their energy move outward from the source.
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read the excerpt from the role of social media in the arab uprisings by…
The authors effectively use verifiable information and a quotation from an expert to support their claim.
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question 6 of 10 which option is an example of a longitudinal wave? a. …
B. A sound wave
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question 5 of 10 the data table shows how the amplitude of a mechanical…
C. 324 units
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read the passage. the cost of health care is rising in america. the amo…
The writer uses a bandwagon statement by claiming that her family is an "average American family."
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24. which button allows you to select and modify the dc offset for the …
D. OFST
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which type of fitness is not based on performance? a. agility b. coordi…
D. flexibility
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question 4 of 10 the graph shows the amplitude of a passing wave over t…
D. 0.1 Hz
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23. which area of the display contains the frequency of the generated s…
C
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select the correct answer. which type of fitness is demonstrated by cat…
A. skill - related fitness
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question 3 of 10 what is the wavelength of a wave with a frequency of 2…
A. 1.3 m
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22. which area of the display contains the offset voltage of the genera…
The area labeled "OFST DUTY DEP" contains the offset voltage of the generated signal.
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question 2 of 10 what is the frequency of a wave that has a period of 0…
D. 2 Hz
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22 which area of the display contains the offset voltage of the generat…
C. Area D
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question 1 of 10 which statement best describes a surface wave? a. it f…
C. It occurs at the boundary of two different mediums, such as air and water.
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21. which button allows you to select and modify the voltage amplitude …
C. AMPL
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20. an am modulated output signal of a function generator is developed …
A. changing the amplitude of the output signal
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19. which adjustment to the output signal changes the shape? a frequenc…
D. symmetry
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18. what is the display used for on a function generator? a to determin…
B. To indicate the amplitude, frequency, function, and other parameters of the output signal.
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17. which area of the display contains the amplitude of the generated s…
D. Area labeled "AMPL"
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16. which adjustment to the output signal changes the amount of dc volt…
C. DC offset
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15. which button allows you to select and modify the duty cycle (symmet…
E. DUTY
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14. which button allows you to select the type of signal output: sine, …
A. A
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13 which quantity can an oscilloscope measure? a resistance b current c…
C. Voltage
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12. using the formula 1/t, what is the frequency of the displayed wavef…
C. 400 Hz
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(a) a block with a mass m is pulled along a horizontal surface for a di…
(a) No, the force exerted by friction is $f_k=\mu_k(mg - F\sin\theta)$. (b) Work done by friction: $W_{f_k}=-\mu_k(mg - F\sin\theta)x$; Work done by $\vec{F}$: $W_F = Fx\cos\theta…
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11. on the display, the vertical axis represents a frequency b voltage …
B. voltage
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read the first paragraph from an article in the local online newspaper.…
by eliminating emotional language used to describe the charity work
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9. what is the approximate amplitude of this waveform when one division…
B. 6 volts
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8. on the display, the horizontal axis represents a frequency b voltage…
d. time
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7. the most commonly used oscilloscopes have how many traces? a one b t…
B. Two
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6. oscilloscopes can be used to derive frequency by measuring ________ …
A. time per cycle
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5. what is the trace on an oscilloscope? a shape of the waveform b peak…
A. Shape of the waveform
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4. which functional area controls the sweep? a vertical b horizontal c …
B. Horizontal
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3. which type of vertical coupling will block any input from being disp…
A. GND
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(b) how much work is done by the friction force and by $vec{f}$? (dont …
(b) $W_{f_k}=-\mu_k(mg - F\sin\theta)x$, $W_F = Fx\cos\theta$ (c) $\vec{mg}$, $\vec{n}$ (d) $f_k=-7.41\ N$, $W_F = 54.38\ J$, $W_{f_k}=-28.17\ J$
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2. most oscilloscopes directly measure waveform shape, a voltage, resis…
D. voltage and time
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1. which functional area controls the amplitude? a input b display c ve…
C. Vertical
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identify each type of conflict from the story. bev forces millicent to …
- Bev forces Millicent to interview everyone on the bus about breakfast: character vs. character - Millicent is troubled by the idea of leaving Tracy behind: character vs. self - …
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select the two sentences that use the word correctly. after you have ma…
I wish I had a mechanical room cleaner. We have to take turns cranking Grandpa's mechanical ice cream maker. Our mechanical juicer is useful but messy to use.
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click and drag on elements in order. arrange the events in chronologica…
1. American and French forces laid siege to Yorktown. 2. Alexander Hamilton attacked and captured key British defenses. 3. The British ran low on supplies. 4. Cornwallis surrender…
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a. trade disagreements b. philip iis attempt to force catholicism on pr…
1. B. Philip II's attempt to force Catholicism on Protestant provinces 2. C. Philip II 3. B. Catholics and Huguenots 4. C. Religious tension between Catholics and Protestants in t…
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10. -/1 points a child and sled with a combined mass of 41.0 kg slide d…
$0.372$
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9. -/2 points an acrobat swings on a 29.5 m long vine initially incline…
(a) $11.6$ m/s (b) $13.0$ m/s
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for 250,000 years, all transportation at this point was powered by elec…
# Breve explicación: Antes de los avances tecnológicos modernos, como la electricidad y la tecnología de vapor, la transporte durante miles de años dependía de la fuerza muscular …