物理
运动学、受力分析、电学与方程推导。
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in some older parts of cities, sewage pipes can leak into rivers and st…
crushed or broken pipes
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what is the best way to avoid contaminating oceans? ignore the issue an…
raise public awareness and be more careful
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read the excerpt from act 3, scene 2, of julius caesar brutus. who is h…
Brutus questions if anyone in the crowd hates Rome and clarifies that only that person could be offended by Caesar’s death. Brutus explains that he killed Caesar for the good of R…
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which of these items found in the ocean is often mistaken as food by wi…
plastics
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convection conduction heat transfer in the image. radiation
Convection
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what is the primary method of heat transfer when a metal spoon gets hot…
Conduction
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which process is responsible for the movement of heat in boiling water?…
Convection
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based on the excerpt, what does the war powers resolution do? it gives …
It requires the president to report to Congress.
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based on the map, why would american military planners want to invade c…
to stop the Viet Cong from using a supply route
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which of the following glands does not release hormones into the bloods…
C. pancreas
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2. you push on a desk, but it doesnt move. are forces acting? explain.
Yes, forces are acting. There is the force you apply, a frictional force opposing it (balanced), a gravitational force (weight) downward, and a normal force upward (balanced).
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emotional signs of stress include aches and nausea. please select the b…
F
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1. when you jump off a small boat, the boat moves backward — why?
The boat moves backward due to Newton's third law of motion. When you jump forward (action), the boat experiences an equal and opposite reaction force pushing it backward.
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on what platform did republican richard nixon run for office? check all…
- restoration of law and order - withdrawal of US forces from Vietnam
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oxygen or fuel gas from a cylinder may only be used through select one.…
a. Approved gas - specific pressure - reducing regulator
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which type of energy is best represented in the picture? thermal energy…
Gravitational potential energy
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oxygen and acetylene cylinders should be stored select one. a. away fro…
B. All of these
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oxy-fuel system should be checked often for leaks by using select one: …
B. Soap and Water
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on the torch body, turn off the — valve first to put out the flame. sel…
A. Acetylene
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keep the work area free of select one: a. volatile materials b. flammab…
d. All of these
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hoses of the oxy - fuel system should be protected from select one. a. …
B. All of these
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¿qué tipo de energía está mejor representada en la imagen?
Energía cinética
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how will this object move? it will move to the right. it will move to t…
It won't move.
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the forces represented by the arrows in the diagrams are applied to the…
Object \(Z\)
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which could be an example of a balanced force? a box of dishes falling …
An asteroid moving at a constant speed through space.
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the forces represented by the arrows in the diagrams are applied to the…
Object \( Y \)
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calculate the net force shown in the diagram?
$9$ N
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what is the net force? 3 n left 17 n left 3 n right 17 n right
C. \(3N\) Right
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what is the net force on the object pictured?
\(3N\)
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for the below exercises, for each order: identify the dose on hand, dos…
Dose on hand: \(0.5\ g\) Dosage unit: tablets Desired dose: \(250\ mg\) Conversion factor: \(1\ g/1000\ mg\)
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15. both aztec and inca civilizations used tribute systems in which the…
15. B. pay a goods tax 16. C. passed down creation myths about how Earth and people were created 17. A. development of farming and cities; B. a writing system; D. government and l…
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what is the net force?
35 N left
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for the below exercises, for each order: identify the dose on hand, dos…
Dose on hand: 25 mcg; Dosage unit: 1 tablet; Desired dose: 50 mcg; Conversion factor: \(1000\space mcg/1\space mg\)
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which direction will the object move? right left down up
Left
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for the below exercises, for each order: identify the dose on hand, dos…
Conversion factor: \(1000mg/1g\); Dosage unit: \(mg\); Dose on hand: \(500mg\)
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what forces are acting on the soccer ball as it hits the net? force of …
B. Gravity Down and Air Resistance Up. Force of the Net and Air Resistance to the left.
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what force is not acting on the ball after it has left her hands? the b…
Force of the Throw
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you are waiting your turn at the bowling alley. what forces are acting …
Both answer choices are correct.
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find the number of tablets per dose. ordered: 800 mg/day rebetol® bid d…
\(2\)
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which of the following is not a force? weight friction force of gravity…
Inertia
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what forces are acting on the man? force of the chair up and gravity do…
Force of the chair up and gravity down.
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what forces are acting on the soccer ball as it hits the net? force of …
All of the above are correct.
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spiderman is using his webs to stop a train. what forces are acting on …
All statements are correct.
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force of gravity down and force of the ground down. inertia 100 newtons…
The orange - colored option (100 Newtons of force to the left AND 150 Newtons of force to the right. Force of gravity down AND force of the ground up) is the correct answer as it …
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find the number of milliliters per dose. ordered: 20 mg furosemide iv o…
\(0.5\space mL\)
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inertia force of the throw from the hand. force of friction. gravity do…
Force due to friction in the opposite direction of motion.
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after a frisbee has been thrown and is no longer touching the players h…
Inertia (which is NOT a force).
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part a what is the law of conservation of energy? energy can not be cha…
Energy can neither be created nor destroyed.
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does a platelet - rich plasma (prp) injection into the scalp promote ha…
D. The fifty female patients
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does a platelet - rich plasma (prp) injection into the scalp promote ha…
D. The fifty female patients
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does a platelet - rich plasma (prp) injection into the scalp promote ha…
D. The treatment is the injection and it is set at two levels: platelet - rich plasma (PRP) injection or saline injection.
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does a platelet - rich plasma (prp) injection into the scalp promote ha…
A. Hair density (number of hairs per square centimeter), C. Hair diameter
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does a platelet - rich plasma (prp) injection into the scalp promote ha…
(a) D. Matched - pairs design (b) B. Females with hair loss 30 to 60 years of age
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rays of light strike a bumpy road and are reflected. what can be predic…
Each will reflect at an angle equal to its angle of incidence.
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does a platelet - rich plasma (prp) injection into the scalp promote ha…
D. Matched - pairs design
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which formula represents snells law? ○ ( n _ { 1 } + sin \theta _ { 1 }…
\(n_1\sin\theta_1 = n_2\sin\theta_2\)
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a ray diagram is shown. which best explains why the diagram shows refra…
It shows the ray passing through the boundary.
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an incident ray of light strikes water at an angle of 30° the index of …
A. \(22^{\circ}\)
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a ray diagram for a refracted light ray is shown. what does the dashed …
C. normal
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a ray diagram is shown. what does the letter x represent? angle of inci…
angle of incidence
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light strikes a smooth wooden tabletop. what happens to the light after…
The light rays bounce off the table and all move in the same direction.
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serena draws a diagram to compare what happens when rays hit a boundary…
X: ray bounces off a boundary and maintains constant speed Y: ray changes direction Z: ray passes through a boundary and changes speed
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a ray of light strikes a smooth surface and is reflected. the angle of …
Rays will follow the law of reflection, so the angle of reflection will be \(35^{\circ}\).
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read the excerpt from the odyssey. but the man skilled in all ways of c…
He has become more humble and patient in battle.
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multiple choice question because the president is _______, the heads of…
commander in chief
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the base si unit for temperature is: celsius. fahrenheit. atmospheres. …
Kelvin.
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part a the correct prefix for the multiplier 0.000001 is: milli nano mi…
micro
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part a the correct multiplier for the prefix milli is: 10^{-6} 10^{-3} …
\(10^{-3}\)
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the curiosity rover on the surface of mars recently measured a daily lo…
between -65.18°C and -65.20°C
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ordered: eloxatin® 50 mg in 500 ml d5w over 1.5 h using 20 gtt/ml tubin…
a) \(10\space mL\) b) \(333.33\space mL/h\) c) \(111.11\space gtt/min\)
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why is it necessary to include units when reporting scientific measurem…
Units must be included with the number to compare results of various measurements.
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calculate the flow rate administered by infusion pump in ml per hour. o…
$150$
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calculate the flow rate administered by infusion pump in ml per hour. o…
\(125\)
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calculate the amount of time to infuse in hours. ordered: 500 ml 0.45% …
\(8.06\)
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the velocity of an object in meters per second varies directly with tim…
\(9.8\frac{m}{s^{2}}\) (the second option)
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calculate the amount of time to infuse in hours. ordered: 750 ml lr to …
6
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question 10 of 20 which statement best illustrates a claim of fact? a. …
B. World War II was the deadliest conflict in human history.
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making a prediction using the regression calculator enter values for x …
10.2
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making connections dr. korreck is head of science operations and projec…
The plasma sample can tell Dr. Korreck and her team about the elements (such as hydrogen, helium, and possibly trace amounts of other elements) present in the Sun's plasma. It may…
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ordered: gemzar® 150 mg in 750 ml nss over 3h using 15 gtt/ml tubing do…
A. \(2.25\) mL B. \(250\) mL/hour C. \(62.5\) gtt/min
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ordered: gemzar® 150 mg in 750 ml nss over 3h using 15 gtt/ml tubing do…
a) \(3.75\ mL\) b) \(250\ mL/h\)
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multiple - choice question are strands of the plague still present toda…
Yes
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explore/explain · page 14 long description enter your answer. read the …
Radio waves and visible light.
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distortion and interference moisture in earths atmosphere can absorb an…
The images are clear because they are likely taken from space (not through Earth's atmosphere). Earth's atmosphere (with its moisture and moving gases) causes distortion (e.g., st…
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radio telescopes unlike a telescope that collects visible light waves, …
Radio telescopes are often placed in desert environments because deserts have less radio interference from human - made electronic devices and less atmospheric moisture (which can…
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optical telescopes there are two kinds of optical telescopes. they are …
A refracting telescope uses convex lenses to refract light (objective lens forms an image, eyepiece lens magnifies). A reflecting telescope uses mirrors (primary mirror reflects l…
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explain how the responsibilities of the president, governor, and mayor …
Similarity: All are chief executives with law - enforcement power. Difference: Scope of authority (national - President, state - Governor, local - Mayor) with examples as above.
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multipart - this question has two parts. this excerpt is from william b…
5. D. Travis surrendered to Santa Anna at the Battle of the Alamo. 6. A. "...I have sustained a continual Bombardment & cannonade for 24 hours & have not lost a man...."
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which example shows how the local executive branch enforces laws? the m…
The Mayor oversees the city's sanitation and public safety departments.
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each alveolus is surrounded by a web of blood capillaries supplied by t…
pulmonary artery
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which statement best describes the main role of the executive branch? t…
To enforce and carry out laws passed by the legislature
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5 multiple choice 2 points which of the following is an example of a hu…
5. Right to vote in elections, Right to be treated fairly in court, Right to practice a religion freely 6. To find constructive solutions through respectful dialogue 7. True
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1 true or false 2 points true/false: genocide is a term used to describ…
1. B. False 2. B. False 3. B. False 4. D. When a group of people is targeted and harmed because of who they are
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9. which of the following is true for spring tides? (a) sun and the moo…
- **Question 9**: A. Sun and the Moon are in line with Earth, Strong Tides - **Question 10**: C. Spring Tide, Spring Tide - **Question 11**: C. Neap tide - **Matching**: - 12. D -…
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fill in the blank question the symbol δ+ indicates a charge, while the …
partial positive, partial negative
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48. your 89 - year - old grandfather is planning out his end - of - lif…
palliative care
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a persuasive essay that fails to consider opposing views risks: undermi…
C. Appearing biased and reducing credibility (ethos)
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17. there are two types of assimilation: forced and voluntary. true fal…
True
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when an argument uses emotional appeal appropriately, it: connects to s…
1. Connects to shared human values while remaining logically grounded 2. None of these
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9. which stage of grief is most likely characterized by intense emotion…
anger