物理
力学、受力分析、電気、式を使った解法。
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a uniform rod of mass $m = 2.0, kg$ and length $l = 1.5, m$ is pivoted …
The resulting angular acceleration of the rod is \(5.0\space rad/s^2\) (or \(5\space rad/s^2\)).
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the diagram shows the placement of four bar magnets within the magnetic…
Magnet 4
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question 5 1 pts an object has a positive electric charge. what charge …
Question 5: B. Negative Question 6: B. Negative
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four spheres with positive and negative charges hang from strings. whic…
B. [Illustration B: + sphere at left moves away from middle +, + and - spheres move toward each other, right + moves toward -]
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the distance between two planets is increased. what will happen to the …
1. It will decrease 2. True
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question 1 1 pts which of the following objects will have a greater gra…
An object with a large mass
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an objects velocity vs time graph is plotted. what is the objects net d…
71.3 m
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16. what are some of the hardships, or difficulties, that farmers in th…
17. a. i. John Deere; ii. Broke tough prairie soil efficiently b. i. Cyrus McCormick; ii. Automated grain harvesting, cut labor/time c. i. Separated grain from plant debris, reduc…
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a boat heading out to sea starts out at point a, at a horizontal distan…
1195.5
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a boat heading out to sea starts out at point a, at a horizontal distan…
The distance from point \( A \) to point \( B \) is approximately \(\boxed{1649}\) feet.
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the equation $f = v + at$ represents the final velocity of an object, $…
A. $t = \frac{I - v}{a}$
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the temperature measured in kelvin (k) is the temperature measured in c…
C = K - 273.15
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the treaty of versailles forced germany to join the league of nations b…
C. accept responsibility for the war
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learning how to cope with losses will develop your emotional health. pl…
directly fosters better emotional health by enabling healthy processing of grief and setbacks.
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22. for the ruler: a. identify whether the ruler is standard or metric.…
### Ruler A A. Metric B. Base unit of 10 C. 2.3 cm ### Ruler B A. Metric B. Base unit of 10 C. 74.5 cm
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22. for the ruler: a. identify whether the ruler is standard or metric.…
## Ruler A: A. Metric B. Base unit of 10 C. 2.2 cm ## Ruler B: A. Metric B. Base unit of 10 C. 8.3 cm
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here are some facts about the gridclothq-8 fabric: - gridclothq-8 has 5…
1. Not enough information 2. No
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a doctor is trying to diagnose a patient with dry skin. which of the fo…
D. medical books
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a doctor is diagnosing a patient with gigantism. which of the following…
D. patient’s report cards
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you got it right - just one more to go! phil is making full - flexion g…
1. No 2. Yes
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what is the area of a right triangle with a height of 8.9 cm and a base…
The area of the right triangle is \( 63.635\space\text{cm}^2 \) (or approximately \( 63.64\space\text{cm}^2 \) if rounded to two decimal places).
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when two ions are near each other, their electric fields interact. this…
First blank: the same charge (positive charge) Second blank: repel Third blank: bend away (or repel, but the most accurate is "bend away from each other" or "repel" in the context…
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11. how does the moon influence earths energy budget? through its gravi…
A. Through its gravitational pull affecting Earth's tides and some atmospheric phenomena
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10. what characterizes a closed system? does not allow any exchange of …
D. Allows exchange of energy but not matter with surroundings.
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8. what is geothermal energy? heat generated from radioactive decay in …
A. Heat generated from radioactive decay in Earth’s core.
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6. what characterizes an open system in the context of earths systems? …
B. Allows exchange of both energy and matter with surroundings. (Note: Here we use "B" as the identifier for clarity; in the original options, it's the second radio button option …
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choose the correct answer from the choices for each question: 1. why ca…
c) The conditions are not right for their survival
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4. how do clouds affect earths energy budget? they can both warm (absor…
A. They can both warm (absorb longwave) and cool (reflect sunlight).
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3. what would happen to earths average temperature without an atmospher…
It would become much colder (around 0°F).
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1. what is the earth’s energy budget? the balance between the earth’s s…
The balance between incoming shortwave radiation and outgoing longwave radiation. (The option corresponding to this description among the given options, e.g., if we assume the sec…
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10. the atmosphere of the earth is important because: it regulates eart…
A. It regulates Earth's temperature through the greenhouse effect.
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9. what generates earths magnetic field? convection currents in the man…
C. Movement within the outer core
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8. what role does the hydrosphere play in shaping earths surface? it ge…
D. It influences Earth's surface through erosion, sedimentation, and the water cycle.
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question 8 (2 points) saved majority of healthcare employees work in wh…
A) Hospitals
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question 9 (2 points) which of the following groups accounts for three …
Question 9: C) Women Question 10: False
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7. what does the mantle of the earth consist of? a solid iron layer hot…
B. Hot, semi - solid rock
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question 6 (2 points) which of the following are good methods to use in…
Question 6: - Visit several facilities. - View video clips of health professionals. - Visit schools that offer majors in the health careers. - Visit laboratories. Question 7: False
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6. what is the crust of the earth? the solid inner layer composed of ir…
B. The thin, solid outer layer composed of rocks and minerals (assuming the options are labeled A, B, C, D with this as the second option; if the original options have different l…
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question 3 (2 points) resubmitting previously earned credits is a form …
Question 3: False Question 4: True Question 5: True
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8.which characteristic of a gas is a direct result of collisions betwee…
C. Pressure
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5. how does the thickness of continental crust compare to oceanic crust…
C. Continental crust is thicker and less dense.
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4. the mantle is primarily composed of silicate minerals. which two ele…
B. Magnesium and iron
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3. what is the primary composition of the outer core? liquid silicate m…
D. Liquid iron and nickel
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2. which layer of the earth is described as having a \plastic\ quality …
A. Asthenosphere
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ordering rock layers: 1. start at the bottom and start working your way…
1. M (oldest) 2. F 3. A 4. H 5. S (youngest) What is letter A showing? An igneous intrusion (it cuts through the older rock layers M and F, forming after them). --- # Independent …
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1. what is the main reason the inner core of the earth is solid? it is …
C. Immense pressure keeps it solid despite high temperatures. (Note: Assuming the options are labeled A - D with A being "It is cooler...", B "It has a higher...", C "Immense pres…
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question 1 (2 points) occupations subject to certification include nurs…
1. True 2. A) A professional
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10. what is the unique aspect of earths geologic activity? it has no si…
B. It contributes to the cycling of materials and creates diverse landscapes. (Note: Assuming the second option is labeled as B; adjust the identifier if the original options have…
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9. what is the role of greenhouse gases in earths atmosphere? they caus…
C. They trap heat, maintaining temperatures suitable for life. (Note: Assuming the third option is labeled C; if the original options have different labels, adjust the label but k…
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8. what role does earths magnetic field play in its uniqueness? by gene…
C. By protecting the atmosphere from harmful solar radiation
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7. what is the significance of earths moon in relation to the planets c…
It stabilizes Earth's axial tilt, contributing to a stable climate.
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6. what effect does atmospheric circulation have on earth? it drives we…
A. It drives weather patterns and climate systems.
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5. what is the cause of earths magnetosphere? the mass of earths atmosp…
C. The movement of molten metals in Earth's core (assuming the third option is labeled C; if the original options had labels like A - D, adjust accordingly. Based on the options, …
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a. what is meant by 20/70 vision? b. what is meant by 20/10 vision? c. …
### Part A a. A person with 20/70 vision can see at 20 feet what a person with normal vision can see at 70 feet; their visual acuity is below average. b. A person with 20/10 visio…
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name date russia/ukraine war note catcher while reviewing the videos an…
1. He cites shared historical, cultural, ethnic ties, framing Ukraine as part of a unified Russian historical sphere. 2. Eastern: Communist, USSR-aligned; Western: Capitalist, U.S…
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compare and contrast colloids, solutions, and suspensions. write the ch…
To solve this, we analyze the characteristics of colloids, solutions, and suspensions: ### For the "Particles" column: - **Colloids**: Particle size is between \(1 - 1000\) nm (or…
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3. a gas is placed in a sealed container. explain why heating the gas w…
When a gas in a sealed (fixed-volume) container is heated: 1. The gas particles gain kinetic energy, moving faster and with more force. 2. These particles collide with the contain…
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1. what is the mass of earth? $6 \\times 10^{20}$ kg $6 \\times 10^{22}…
C. $6\times10^{24}$ kg (assuming the options are labeled A, B, C, D with A: $6\times10^{20}$ kg, B: $6\times10^{22}$ kg, C: $6\times10^{24}$ kg, D: $6\times10^{26}$ kg)
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e. both winter 23.5 degrees longer days shorter days
shorter days
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season they describe. both\twinter axis tilted 23.5 degrees axis tilted…
For the "Both" dropdown: Axis tilted 23.5 degrees
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group the labels according to the season they describe. summer both win…
- Summer: Your hemisphere tilted toward the sun. - Winter: Your hemisphere tilted away from the sun. - Both: (No applicable label from the given options)
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2. the volume of a gas is 1.50 l at 30.0°c. what volume will the gas oc…
$2.01\ \text{L}$
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11. which branch of earth science studies the earths atmosphere, weathe…
C. Meteorology ### Question 12
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9. what does the hydrosphere include? earths water in all forms the atm…
A. Earth's water in all forms (assuming the first option is labeled A, adjust label as per original if different, but based on the options, the correct one is "Earth's water in al…
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7. why is earth unique in supporting life? it has a strong magnetic fie…
It has interactions among its four spheres ### Question 8
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more extreme seasons less extreme seasons longer seasons shorter season…
To solve the problem of matching the seasonal effects with the corresponding Earth - related changes, we analyze each effect based on astronomical knowledge: ### 1. More extreme s…
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note: 1 kilometer (km) = 1,000 meter (m) 1 m = 100 centimeters (cm) = 1…
1. $73000$ mm 2. $45000$ mm 3. $2000$ cm 4. $4900$ cm 5. $6700$ cm 6. $8900$ cm 7. $13000$ mm 8. $170$ mm 9. $2200$ cm 10. $3100$ cm
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5. how does a scientific theory differ from a scientific law? a theory …
B. A theory provides explanations, while a law summarizes observations. ### Question 6
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a company sells snow globes made out of glass that are in the shape of …
\( 1329.45 \)
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3. which branch of earth science studies the oceans, including their sh…
D. Oceanography ### Question 4
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9. what is used to find the absolute age of a fossil? 10. what is used …
Radiometric dating (e.g., using radioactive isotopes like carbon - 14, potassium - argon) ### Question 10
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earths history quiz review p. 232-279 name __________________ period __…
Law of Superposition ### Question 2
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1. which type makes up 97 percent of earths water? fresh water groundwa…
C. Salt water ### Question 2
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the diagram shows how earth’s materials near point 1 cycle to form new …
A. Weathering and erosion are occurring, driven by energy from the Sun.
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how does the action of deposition contrast with the actions of weatheri…
Deposition is a building process. Weathering and erosion are wearing-down processes.
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finally, you want to make your own storage box to hold all of your stre…
31.5 ft.²
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which of the following is a good rule of thumb for long drives? have fo…
Find a safe place to pull over and take a 15-minute rest every two hours.
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when checking your tires, its most important to check thei______. sprin…
inflation and tread depth
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when you encounter an impaired road user, you should stay ______. behin…
ahead of them
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10. how does a scientific theory differ from a scientific law? a theory…
D. A theory provides explanations, while a law summarizes observations
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which of the following is an example of a personal distraction? your gp…
You notice your hair sticking out.
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what is virkon s used to clean? toxins helminths pirons bacteria rewatch
Bacteria (the option with "Bacteria" as the text, assuming the checkbox for Bacteria is to be selected. If in a multiple-choice with options labeled, e.g., if the options were A. …
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42. volcanic eruptions are hard to predict, but volcanologists, geologi…
Drop "Watch State" into the drop area for tile 3. The phases are: 1. Normal State 2. Warning State 3. Watch State
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42. volcanic eruptions are hard to predict, but volcanologists, geologi…
1. Normal 2. Watch 3. Warning (Note: The assignment is based on the description of the phases: normal (stable, low), warning (slight upward trend), watch (drastic increase) and ma…
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which of the following was a result of the unequal treaties? christian …
D. Foreign powers exerted considerable control over the Chinese economy.
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5. what is the relationship between the independent and dependent varia…
The dependent variable changes in response to the independent variable
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why should you never mix two or more disinfectant products together? it…
C. Can cause the production of lethal gases
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choose the correct movement pattern for handling livestock. youngest to…
A. Youngest to oldest, healthiest to sickest
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plotting and interpreting distance - time graphs 1. each sentence in th…
It took the athlete 16 seconds to run 100 metres.
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inches of snow per state inches of snow year 2001 2002 2003 2004 2005 2…
1. Hawaii 2. 2002 3. 2002 4. New Hampshire 5. Texas
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otting and interpreting distance - time graphs each sentence in the tab…
### Part 1: Matching Sentences to Graphs #### 1. "Leave home and travel at a constant speed." - **Explanation**: A constant speed means the distance - time graph is a straight lin…
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39. explore2_a team of geologists has used an extensometer, electronic …
- "When oceanic and continental plates converge, they produce a subduction zone. Volcanoes in this area produce more explosive eruptions." → (the data item related to volcanic eru…
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38. explore2_mount vesuvius is a volcano in italy that caused the destr…
B. Mount Vesuvius magma is felsic with high silica content, C. Mount Vesuvius is located near a plate boundary, D. Mount Vesuvius has a history of highly explosive eruptions, E. M…
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a rock is subjected to intense heat and pressure deep within the earths…
Metamorphic rock
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what is the primary difference between intrusive and extrusive igneous …
Intrusive rocks cool slowly (allowing large crystals), and extrusive rocks cool quickly (resulting in small crystals).
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37. explore2_the snake river plain extends across southern idaho and is…
C. They formed from magma rising up from a hot spot and breaking through the crust
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sedimentary rocks are the only type of rock that can contain fossils be…
C. They are formed in layers near the Earth's surface where living things exist.
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which process is necessary for the formation of an igneous rock? compac…
Cooling and solidification of molten material.
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36. engage which statements are accurate generalizations about volcanic…
- Volcanoes erupt lava. - The type of eruption depends on the type of magma in the volcano. - Volcanic eruptions include seismic activity (earthquakes). - An eruption can build up…
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livestock equipment should be ______, ______, and ______ prior to arriv…
A. cleaned, disinfected, and inspected