Physique
Cinématique, forces, électricité et raisonnement par équations.
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drag each label to the correct location. each label can be used more th…
Near "stored water": gravitational energy Along the path of falling water: kinetic energy Near the turbine: kinetic energy Near the generator: electric energy Near the power - lin…
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2.3 position vs. time graphs 57. what kind of motion would create a pos…
b. any motion that accelerates
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why is important for schools to enforce consequences for bullying?
It creates a safe environment, discourages the behavior, teaches accountability, and supports victims' well - being.
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d. which of these transitions (6 → 2 or 6 → 1) produces light that is (…
- The $6 ightarrow2$ transition produces visible light (Balmer series). The $6 ightarrow1$ transition produces ultraviolet light (Lyman series). - The wavelength of the light from…
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84. alan starts from his home and walks 1.3 km east to the library. he …
A. Displacement is 0 km and distance is 7 km.
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two pulses are travelling along a stretched spring towards a fixed end …
be upright and larger than pulse B
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53. find the distance traveled from the starting point for each path. w…
c. The distance for Path A is 6 m, Path B is 4 m, Path C is 12 m and for Path D is 7 m. The net displacement for Path A is 6 m, Path B is - 4 m, Path C is 8 m and for Path D is - …
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essential question how and why did states develop in africa and change …
States in Africa developed and changed over time due to factors like the spread of Islam, migrations (such as Bantu migrations), and trade. Inland Africa adopted agriculture due t…
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the leading health indicators are designed to measure the progress of t…
True
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select all the correct answers. andrew walks through his garden and obs…
Does the shape of the dewdrop depend on the temperature of the surface? Is the material of the surface responsible for the shape of the dewdrop? Does the shape of the dewdrop depe…
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two identical pulses are travelling along a stretched spring towards a …
be upright and larger than pulse B
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50. which statement correctly describes the objects speed, as well as w…
d. The object is speeding up, and the acceleration vs. time graph is a horizontal line at some positive value.
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which of the following is not a leading health indicator for healthy pe…
environmental quality
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which of the following are types of collision traps? parallel, perpendi…
Front, rear, and side
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which of the following is not an example of health self - advocacy? smo…
Smoking light cigarettes instead of regular
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48. a bee flies straight at someone and then back to its hive along the…
B. The graph will look like an upward opening V shape.
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which evidence best supports the central idea of this paragraph? 5 they…
B. "Three millions of people, armed in the holy cause of liberty, and in such a country"
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question 15 a flash should never be used when the light is bright. true…
A. False
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what is one of the goals of healthy people 2010? reducing the cost of m…
Eliminating health differences among different segments of the population
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2.3 position vs. time graphs 45. a hockey puck is shot down the arena i…
b. The graph is a downward opening V.
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select the correct answer. lyndon is investigating whether putting plas…
A. The windows are the same size and design. Why is this not an ideal controlled investigation? The windows should be different sizes to introduce variation.
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which of these statements correctly describes natural lighting conditio…
A. A cloudy day produces diffuse light, a clear sky produces bright light.
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who sees the patients in a free clinic run by a university? registered …
medical students
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44. swimming one lap in a pool is defined as going across a pool and ba…
B. His average velocity is zero because his total displacement is zero.
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43. an object has an average speed of 7.4 km/h. which of the following …
B. Double the distance that the object travels, keeping the time constant, or keep the distance constant and reduce the time by half.
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define the function of each portion of the gray matter. the anterior gr…
The anterior gray horn portion of the spinal cord receive: Motor signals for skeletal muscles. The posterior gray horn portion of the spinal cord receive: Sensory signals from the…
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which of the following diseases did public health efforts wipe out in t…
small pox
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which of these activities is not an example of a public health problem?…
your stress from having to do homework
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42. what can you infer from the statement, velocity of an object is zer…
C. Object is either at rest or it returns to the initial point.
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what has been the result of healthy people 2020? improvement in several…
improvement in several areas
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39. maud sends her bowling ball straight down the center of the lane, g…
B. Displacement of the ball is zero, while the distance is twice the length of the lane.
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identify the central idea of each excerpt by matching from the options …
Great Britain should not be trusted.
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8. surface tension a needle floating on water 9. cohesion water droplet…
8. Surface tension 9. Cohesion 10. Adhesion
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36. what does the area under a velocity vs. time graph line represent? …
b. displacement
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classify each of the following as examples of cohesion (c), adhesion (a…
2. ST 3. C 4. ST 5. ST 6. C 7. A
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select the correct answer. a piece of gold has a mass of 14.12 grams an…
C. $3.53$ g/$cm^{3}$
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read the excerpt from speech to the second virginia convention and dete…
Logos - an appeal to logic or reasoning
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classify each of the following as examples of cohesion (c), adhesion (a…
2. ST 3. ST 4. ST 5. ST 6. ST 7. A 8. ST 9. ST 10. A
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13. in a summer storm, the wind is blowing with a velocity of 8 m/s nor…
$5\ m/s^2$
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35. using the graph, what is the runner’s velocity from 4 to 10 s? a. -…
B. 0 m/s
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question 10 if you want bright light conditions, its best to take photo…
True
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2.3 position vs. time graphs 34. what is the slope of a straight line g…
A. Velocity
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12. a slug traveling at 3 mm/h, east decided to race the slug next to h…
$2\ mm/h^{2}$
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22. which option best describes the average acceleration from 40 to 70 …
c. It is positive and smaller in magnitude than the initial acceleration.
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20. a train starts from rest and speeds up for 15 minutes until it reac…
A. The first 15 minutes is a curve that is concave upward, the middle portion is a straight line with slope 100 miles/hour, and the last portion is a concave downward curve.
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moment? for a second, i think that for once justin is going to get in t…
As part of his campaign for student - body president, Reggie bravely agrees to be interviewed on camera. Then, his opponent Justin's rowdy fans cause a commotion. Principal Blaylo…
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the best way of decreasing, but not eliminating, the risks associated w…
True
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part 3 - acceleration calculations: for problems 11 - 13 use the accele…
$\frac{10}{3}$ m/s²
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buried in the sky- reflection mini essay prompt: in buried in the sky, …
In the book *Buried in the Sky*, climbers and Sherpas face extreme challenges on K2. One important theme is resilience. For example, when climbers encounter harsh weather conditio…
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question 4 of 10 the aspire test helps students plan for college as wel…
B. the workforce.
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10. what is the velocity of a rocket that goes 700 km north in 25 secon…
28 km/s
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people with ______ may have difficulty separating their emotions from t…
C. low self - esteem
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question 5 the quantity of light depends on the time of day and the wea…
True
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a-35. look back at the data given in problem a-18 that describes the re…
a. $\frac{20}{3}\approx6.67$ feet b. $\frac{40}{9}\approx4.44$ feet c. $\frac{320}{243}\approx1.32$ feet
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9. if the velocity of a car is 45 km/h west, how far can it travel in 0…
22.5 km
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question 4 1 pts li is taking photos of her cousin at the beach. the su…
a flash
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8. how much time does it take a person to walk 12 km north at a velocit…
$t\approx1.85$ h
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19. using the graph, what is the average velocity for the whole 10 seco…
b. The total average velocity is 1.2 m/s.
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the leading health indicators are designed to measure the progress of t…
True
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which of the following is a new area of focus for healthy people 2020? …
blood disorders
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read the passage from chapter 2 of animal farm. the pigs had an even ha…
Moses and his stories will complicate the pigs' control over the other animals.
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2.4 velocity vs. time graphs 15. identify the time, or times, at which …
B. The instantaneous velocity is greatest at e, and it is negative at a, b, and f. (There is a typo in the explanations above, it should be greatest at f. Among the options, the c…
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julianne wants to make an image of everything that is currently visible…
use the Print Screen button
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healthy people 2010 is designed to get health advocates across the u.s.…
True
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what is the velocity of a motorcycle traveling 10 km west in 3 hours? e…
\(\frac{10}{3}\) km/h west
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the focus 28 areas identified by the healthy people 2010 program are ar…
False
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civil war & reconstruction a. vocabulary. use the word bank to complete…
1. Emancipation Proclamation 2. Reconstrucción 3. Secesión 4. Equal protection 5. Due process
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does the sentence state a fact or an opinion? the thickest skin on a pe…
fact
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which type of health refers to the health of one person? public private…
D. individual
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critical thinking items 2.1 relative motion, distance, and displacement…
d. No, the motion described by each of them will be different because the motion perceived by each will be opposite to each other.
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read the excerpt from chapter 10 of animal farm. but the luxuries of wh…
to criticize the corruption of the pigs so they look ridiculous
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testicular cancer case study quiz started: sep 16 at 5:21pm quiz instru…
Cough
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view policies current attempt in progress two objects are fired into th…
Both projectiles are in the air for the same amount of time.
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does the sentence state a fact or an opinion? earths crust is made up o…
fact
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current attempt in progress each drawing shows three points along the p…
4
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two balls are thrown from the top of a building, as in the drawing. bal…
Both balls have the same acceleration at all times.
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part 2 - speed and velocity calculations: for problems 5 - 10 use the s…
5 km/h
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current attempt in progress the drawing shows projectile motion at thre…
$v_1 > v_3 > v_2$
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question 2 0.5 pts name the oceans as lettered on the map.
A. Atlantic Ocean B. Indian Ocean C. Arctic Ocean D. Pacific Ocean E. Southern Ocean
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does the sentence state a fact or an opinion? scientists have found evi…
fact
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7. a position vs. time graph of a frog swimming across a pond has two d…
c. $0.5\ m/s$
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how can the measuring tool affect your overall experiment? data collect…
The measuring tool affects data accuracy and precision. Mathematical formulas can affect data precision by rounding according to significant - figure rules and can propagate error…
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a rocket is launched in the air. its height in feet is given by h(t)=-1…
The x - coordinate (or t - coordinate) of the vertex is $3.75$ and represents the time in seconds when the rocket reaches its maximum height. The y - coordinate (or h - coordinate…
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which of the following is true about nutritional choices? peers always …
Peers can have either a positive or negative influence on a person's nutritional choices.
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question 3. tracy started facing right, which direction would she be fa…
Up
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controlling your emotions can be a way of showing courtesy. o true o fa…
True
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chapter review concept items 2.1 relative motion, distance, and displac…
d. One - dimensional motion cannot have zero distance with a nonzero displacement. Displacement has both magnitude and direction, and it can have zero displacement with nonzero di…
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rutherfords famous gold foil experiments shot heavy particles at a thin…
Some of the heavy particles bounced off the foil because there is a dense positive area in the atom.
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in a flash of sheer brilliance, lee invents a time machine! the machine…
$y = 2x$
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questions 5-10 refer to displacement - time graph of a carts motion: 5.…
5. c - d, d - e 6. a - b, e - f 7. f - g 8. None 9. a - b: 0 m/s; c - d: $\frac{2}{3}$ m/s; e - f: 0 m/s; f - g: - 4 m/s 10. b - c: 30 m; e - f: 0 m
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what is true of electrons? they are positively charged and located insi…
They are negatively charged and located outside the nucleus
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question 5 (true - false worth 2 points) (02 01r mc) rutherford worked …
true
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the neutron particles were isolated by chadwick and contained a neutral…
D. After Thomson and Rutherford
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a rocket is launched in the air. the graph below shows the height of th…
8100 feet
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genesis throws a ball up in the air. the graph below shows the height o…
The interval for which the ball's height is decreasing is $1.5\lt t\lt3$.
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11. a pirate in the middle of a sea battle sets his cannon to a 20° ang…
$187.94$ m/s
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2. list three things employees must know when working in a shop with ha…
1. Safety procedures for handling hazardous materials. 2. The nature and potential risks of the hazardous materials. 3. Emergency response and evacuation procedures.
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how does the author elaborate on events that happened between 1955 and …
The author provides facts about the government's **enactment** of laws to fight smog. Research led the government to **take a series** of actions that cause air pollution. In resp…
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how does the author elaborate on events that happened between 1955 and …
The author provides facts about the government's **enactment** of laws to fight smog. Research led the government to **regulate** that cause air pollution. In response, many busin…
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10. a guitar string is about 50 cm long, measured to the point of strum…
1. The guitarist moved the string sideways by approximately $2.62$ cm. 2. The cannonball is covering the space between ships at approximately $187.94$ m/s.