Physique
Cinématique, forces, électricité et raisonnement par équations.
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question 20 of 28 what energy transformation takes place when you stret…
D. Kinetic energy transforms into potential energy.
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quizzes and tests total points: -/150 there are four types of illegal a…
Disparate treatment, disparate impact, hostile environment, and retaliation
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question 19 of 28 which of the following is the energy of motion? a. ki…
A. Kinetic
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question 18 of 28 which of the following statements best summarizes the…
C. PE(initial) + KE(initial) = PE(final) + KE(final)
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how did the war in europe come to an end? allied forces seized germany …
A. Allied forces seized Germany from the east and west, forcing a surrender
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question 17 of 28 which of the following refers to stored energy due to…
D. Elastic potential energy
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question 16 of 28. a 2130 kg car, moving at 21.5 m/s, runs into a car t…
A. 16.3 m/s
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practice problems work each of the following problems. show all work. 5…
a. The net force acting on the object is zero. b. 20 N c. 5 N to the right 6. 18000 N 7. 20 N 8. 5 N
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motion newtons laws overview name: gpb.org/physics - motion practice pr…
1. The 1000 kg car has more inertia. 2. The 2000 kg boulder is harder to accelerate. 3. The acceleration is tripled. 4. The acceleration of the more massive object is one - fourth…
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question 13 of 28 which of the following is equal to impulse? a. pt b. …
D. mv
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question 12 of 28 consider a system of several objects. in order for th…
B. The system of objects must be isolated from other systems.
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answer the following. 7. if two different net forces are applied to the…
7. The larger net force. 8. Rest and uniform motion. 9. $F_{net}=ma$ 10. For every action, there is an equal and opposite reaction. Example: Book on a table - book exerts downward…
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question 11 of 28 what is kinetic energy? a. the energy an object has d…
A. The energy an object has due to its motion
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physics unit 3a motion newtons laws overview gpb.org/physics - motion n…
1. It must be accelerating. 2. 2 N to the left 3. An object at rest stays at rest and an object in motion stays in motion with the same speed and in the same direction unless acte…
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question 10 of 28 freya has a mass of 14 kg. she is running at 1.1 m/s …
B. 0.48 m/s to the left
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question 9 of 28. a coconut falls 18 m from the top of a palm tree. how…
A. 19 m/s
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question 8 of 28 suppose an impulse is applied to an object. what can y…
B. The impulse equals the change in momentum.
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question 7 of 28 a girl is jumping on a trampoline. during which part o…
B. As she is falling, while her feet are touching the trampoline
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question 6 of 28. which of the following best expresses the law of cons…
B. \( m_1 \vec{v}_1 + m_2 \vec{v}_2 = (m_1 + m_2) \vec{v}' \)
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question 2 0.25 pts which of the following hypotheses is written correc…
Subjects who receive the drug X will have higher heart rates than subjects that do not receive the drug X.
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a scientist begins with 275 grams of a radioactive substance. after 260…
$81.34$
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question 5 of 28 how would doubling the height of an object change the …
C. The potential energy would double.
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use the drop - down menus to complete the statements. this photograph i…
France
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question 4 of 28 a bungee jumper who is about to jump has her energy st…
B. Most of her initial energy has been converted to potential energy stored in the bungee cord.
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question 3 of 28 a 1200 kg car travelling 3.0 m/s to the north runs int…
A. Momentum is not conserved because outside forces act on the system.
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question 2 of 28 what is the energy conversion in an incandescent light…
B. Electric energy to heat energy to light energy
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jake tosses a coin - up in the air and lets it fall on the ground. the …
0.75 seconds
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multiple choice 1 point excerpt: \the judicial power of the united stat…
A. The federal court system B. States must respect each other's laws
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question 1 of 28. the diagram shows a system in which momentum is conse…
C. No outside forces act on either car 1 or car 2.
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question 6 of 11 which of the following best describes reporting requir…
A. California requires school officials to report immediately to law enforcement if they observe threats or perceived threats that a student is considering a homicidal act.
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question 17) just to make sure you understand this model, set the light…
A single spectral line in the ultraviolet region at approximately $97\text{ nm}$ corresponding to the Lyman - series transition from $n = 1$ to $n = 4$ would be observed. The atom…
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question 5 of 11 which of the following is true about law enforcement a…
C. Members of law enforcement may conduct a search at the school, but only if a search is justified by a reasonable suspicion that it would produce evidence related to the threat …
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question 24 of 24 what is the velocity of an object that has been in fr…
A. 25 m/s downward
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1. what role did vigilantes play on the western mining frontier?
Vigilantes on the western mining frontier often served to maintain order, protect property, and deal with law - breakers in the absence of formal law - enforcement.
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question 23 of 24 what will happen to a satellites orbit if its engines…
C. The height of its orbit will increase.
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question 22 of 24. you drop a water balloon from a second - story windo…
B. v = gt
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quiz question 2 of 4 mika used to get an allowance, but her parents tol…
Work to understand their different point of view
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question 21 of 24 what net force is required to cause a 75 kg bicycle a…
C. 150N
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question 20 of 24 which of the following result in a net force of 0 n? …
D. Balanced forces
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question 3 of 11 which of the following best describes warnings from no…
D. All of these
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find the product. check whether your answer is reasonable. 1. estimate:…
10. The missing digits are 1 and 2, and the product is 390. 11. 360 liters 12. 432 liters 13. 830077 14. 216914
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question 2 of 11 which of the following is true about law enforcement a…
C. Members of law enforcement may conduct a search at the school, but only if a search is justified by a reasonable suspicion that it would produce evidence related to the threat …
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question 19 of 24 which of the following best defines balanced forces? …
A. Forces that act in opposite directions and cancel each other out
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question 18 of 24 which of the following equations represents the law o…
D. \( F_g = G \frac{m_1 m_2}{r^2} \)
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part 5: comparison operators understanding the symbols operator meaning…
1. name == "Alex" 2. temp <= 32 3. score != 100 4. age >= 25
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question 17 of 24. which of the following could be used to calculate fl…
B. \( p = \frac{F}{A} \)
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question 16 of 24 lucy drops a pebble into a graduated cylinder. the wa…
B. 2 cm³
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question 15 of 24. what quantity is calculated by multiplying three dim…
A. Volume
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question 14 of 24 grace pushes her foot against the wall with a force o…
D. 0.64 m/s²
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reflection: at what point(s) does the roller coaster have the most pe? …
1. The roller - coaster has the most PE at its highest point(s) on the track. 2. The roller - coaster has roughly equal KE and PE at a point where its height is approximately half…
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part 5: comparison operators understanding the symbols operator meaning…
1. True 2. False 3. True 4. True 5. False 6. True 7. True
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question 13 of 24. corn on the cob has a density of 721 kg/m³. water ha…
B. The corn cob would float partially submerged in the water.
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question 12 of 24 victoria pushes on a wall in front of her with a forc…
A. A force of 25 N pushes back on Victoria.
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what was the state of the war in europe in 1943? the axis powers had tu…
The Allies had turned the tide of the war in their favor.
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question 11 of 24 which of newtons laws states that every force is pair…
A. Newton's third law
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question 10 of 24 which of newtons laws is also referred to as the law …
B. Newton's first law
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question 9 of 24 how does the gravitational force between two objects c…
A. The gravitational force decreases by a factor of 4.
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complete this table: score final grade explanation 95 a (\you passed!\)…
```python light_color = input("Enter the traffic - light color: ") if light_color == "red": print("Stop") elif light_color == "yellow": print("Slow down") elif light_color == "gre…
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tara is building an artificial beach at her lakefront resort. she agree…
D. $15,000
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question 8 of 24. why does an object such as a cannonball appear to fal…
C. Earth has a much greater mass than the cannonball, so the same amount of force acting on Earth results in much less acceleration.
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question 7 of 24 how does the gravitational force between two objects c…
D. The gravitational force doubles.
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who rules? a or b active participation activity. read each statement al…
1. A. Autocracy 2. B. Dictatorship 3. B. Theocracy 4. A. Monarchy 5. B. Anarchy 6. A. Junta 7. A. Monarchy 8. B. Representative (assuming the blank is for "Representative" as it's…
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question 6 of 24 what quantity measures how much mass is in a certain a…
D. Density
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question 5 of 24 which of the following fluids has the highest viscosit…
B. Honey
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what is the best example of how gps contributes to a practical field? i…
It helps shipping companies track precise locations of cargo
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who rules? a or b active participation activity. read each statement, i…
1. A. Autocracy 2. B. Dictatorship 3. B. Democracy 4. A. Monarchy 5. B. Anarchy 6. A. Junta 7. B. Representative 8. B. Representative 9. B. Democracy 10. A. Oligarchy 11. B. Anarc…
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come up with new ideas for goods and services people who build cars ent…
B. Entrepreneurs
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question 4 of 24. which of the following is an expression of newtons se…
A. The acceleration of an object is determined by its mass and the net force acting on it.
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1. one person is in charge. 2. citizens often have no rights. 3. can ex…
1. A. Autocracy 2. B. Dictatorship 3. A. Monarchy 4. A. Monarchy 5. B. Anarchy 6. A. Junta 7. B. Democracy 8. B. Representative Democracy
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question 7 of 11 which of the following best describes warnings from no…
D. All of these
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question 3 of 24 what happens if the buoyant force on an object is grea…
A. The object floats near the surface of the liquid and is only partially submerged.
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a-90: the graph compares the gas mileage to the weight of numerous vehi…
There is a negative association between vehicle weight and gas mileage, meaning the heavier the vehicle, the lower the gas mileage.
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match each word with the phrase that best defines it strategy comprehen…
strategy - a careful plan for the best use of military forces comprehensive - inclusive or covered completely neutral - not taking a side in a conflict or war nonaggression pact -…
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question 2 of 24. a potted plant falls from the window of an apartment …
A. 20 m/s
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question 5 of 11 which of the following best describes reporting requir…
A. California requires school officials to report immediately to law enforcement if they observe threats or perceived threats that a student is considering a homicidal act.
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question 1 of 24 what is the density of a brick with a volume of 0.0010…
B. 1900 kg/m³
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graphs, graphs, graphs students hours studied and grade on test 1 1) wh…
1. Scatter - plot with a line of best fit 2. Hours studied 3. Line of best fit 4. Yes, positive relationship (more hours studied, higher grade) 5. 90 For the pine - tree graph: 1.…
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name: lemlen canada prior to 1850 between the 1800s and 1850s, british …
1. Population growth and job scarcity in Europe; potential opportunities in Canada. 2. Expansionist ambitions of the US, British control over Canada; generally, territorial disput…
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the importance of stalingrad i present this scroll to the city of stali…
B. The Soviets had successfully stopped the German invasion
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question 1 of 11 which of the following is true about law enforcement a…
C. Members of law enforcement may conduct a search at the school, but only if a search is justified by a reasonable suspicion that it would produce evidence related to the threat …
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look at the four graphs showing velocity versus time. which graph descr…
B. Graph B
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a doctor prescribes 325 milligrams of a therapeutic drug that decays by…
Model: $A(t)=325\cdot(0.75)^{t}$ Remaining after 4 hours: 103
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sort the actions below into either civic duty or civic responsibility d…
Duty: Serve as a witness in court, Serve in the armed forces if called Responsibility: Communicate with government officials, Hold elective office
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canada prior to 1850 between the 1800s and 1850s, british north america…
- Population growth and job scarcity in Europe. - Aftermath of the War of 1812.
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quizzes and tests total points: --/150 the court can enforce non - cont…
C. promissory estoppel; quasi - contract
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check score >= 90? print(\grade a\) check score >= 80? action taken sco…
| Score | Final Grade | Explanation | |--|--|--| | 95 | A | Score is ≥ 90 | | 85 | B | 80 ≤ Score < 90 | | 73 | C | 70 ≤ Score < 80 | | 67 | D | 60 ≤ Score < 70 | | 42 | F | Score…
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canada prior to 1850 between the 1800s and 1850s, british north america…
1. Population growth and job scarcity in Europe; availability of opportunities in Canada. 2. British impressment of American sailors, trade disputes, American expansionist ambitio…
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hideo owns 200 acres of land. hideo offers to sell the land to ivan for…
Hideo wins; this agreement are indefinite because it does not identify which 40 acres are to be sold.
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look at the four graphs showing position versus time. which graph descr…
C. Graph A
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a doctor prescribes 325 milligrams of a therapeutic drug that decays by…
4
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question 20 of 25 how long does it take a racehorse to accelerate from …
B. 5.0 s
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the ladybug in the image below has traveled from point a to point b fol…
C. Distance
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why was the battle of el alamein a turning point in the war? check all …
- Allied forces were now able to push the Axis forces out of North Africa. - Allied forces were now in position to invade Italy. - Allied forces had successfully stopped the Afrik…
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question 18 of 25 which of the following is an expression of speed? a. …
D. 55 mph
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question 17 of 25. use the equation d = st, where d = distance, s = spe…
D. 96 m
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complete the text with the better conjunctive adverb. in 1846 in paris,…
In addition
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question 16 of 25 which of the following is equivalent to velocity? a. …
A. displacement / time
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look at the velocity versus time graph below. what is the magnitude of …
B. 12m
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looking at the list of \traits of emotionally healthy people\, choose a…
Express feelings in healthy ways because in daily life, under stress, I may bottle up or express emotions unproductively, and healthy expression can improve mental well - being an…
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the carpal tunnel includes which of the following: i. median nerve ii. …
Question 1: C. I & III Question 2: C. $24,000