物理
運動學、受力分析、電學與方程推導。
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which layer of earth is primarily responsible for mantle convection? cr…
Mantle
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this map shows the path of totality during the 2017 solar eclipse. the …
1:00 P.M.
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the solar eclipse that occurred on august 21, 2017, wasnt just visible …
- Partial solar eclipse: Washington, DC, Los Angeles, CA - Total solar eclipse: Greenville, SC, Carbondale, IL
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evidence suggests that earth is about 4.6 billion years old, even thoug…
Earth's surface processes (plate tectonics, weathering, erosion, volcanic activity) recycle/destroy old rocks.
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question 7 we wanted to make our parents proud and prove that we could …
Question 7: emotional appeal Question 8: antithesis Question 9: hyperbole
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15. what is the temperature change of 250g of water that has 1980j of h…
The temperature change \(\Delta T\approx1.9^{\circ}C\)
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which of the following is not a result of mantle convection? plate tect…
Solar eclipses
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select the correct answer from each drop - down menu. complete the sent…
First blank: mantle; Second blank: expands and contracts.
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during volume changes in the thoracic cavity, what is primarily respons…
The diaphragm
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jessica wants to improve her mental and emotional health which lifestyl…
build her self - esteem
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elevation of the ribs increases thoracic cavity... multiple choice pres…
Width
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which of the following is not involved in inspiration? multiple choice …
Elastic recoil of the lungs
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required information at the arterial ends of the pulmonary capillaries.…
The \(PO_2\) is lower in the capillaries than in the alveoli.
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14. what is the specific heat of a substance that has a temperature inc…
\(c\approx1066.67J/(kg\cdot^{\circ}C)\)
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13. how much energy is required to raise the temperature of 345.34g of …
$66823.29J$
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at the venous ends of the pulmonary capillaries... multiple choice the …
The \(PCO_2\) is equal in the capillaries and in the alveoli.
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noahs family has experienced several difficulties, and now he is depres…
- talk to his school counselor - go for a run - plan activities with friends
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inspiration begins as... multiple choice the lungs contract the diaphra…
The diaphragm contracts
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the result of the process of inspiration is... multiple choice decrease…
Increased alveolar volume causes decreased alveolar pressure.
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formula: $q = mcdelta t$ 11. how much heat must be absorbed by 375 gram…
\(39187.5\space J\)
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during expiration... multiple choice increased alveolar volume causes d…
Decreased alveolar volume causes increased alveolar pressure.
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when more tobacco is needed to get the same effect on the user, this is…
- First question: tolerance - Second question: All of the above.
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10. what is the kinetic energy of a 0.50 kg ball that is travelling at …
\(400\space J\)
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in one passage through a bed of systemic blood capillaries, the blood g…
20% to 25%
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to make the unpleasant feelings go away, the user usually________. exer…
- First question: uses tobacco - Second question: increase - Third question: tolerance
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each alveolus is surrounded by a web of blood capillaries supplied by t…
pulmonary artery
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9. what is the kinetic energy of a 0.50 kg ball travelling at a speed o…
\(3600\space J\)
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because gas exchange does not occur within the conducting zone of the r…
Anatomical dead space
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nicotine floods the brains reward circuits with ______ which cause plea…
- First question: C. Dopamine - Second question: D. irritated
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of high school students that smoke, how many will smoke as adults? * 1 …
- First question: 3 of 4 - Second question: Nicotine
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8. what is the kinetic energy of a 0.38 kg soccer ball that is travelin…
\(2736\space J\)
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when do most people start smoking? * 1 point pre - teen teenagers twent…
Teenagers; Yes
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7. what is the mass of a baseball that has a kinetic energy of 105 j an…
\(2.1\space kg\)
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from left to right: earth (left picture), earths moon (middle picture),…
The features are called craters. They were formed by the impact of meteoroids, asteroids, or comets.
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**kinetic energy problems formula: ke = ½ mv² 6. what is the kinetic en…
\(203.125\space J\)
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a scientist is analyzing the oldest known mineral sample collected from…
4500 million years (4.5 billion)
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at the venous end of tissue capillaries, there is no net movement of o₂…
False
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4. a box with a mass of 12.5 sits on the floor. how high would you need…
The height \(h\) is approximately \(2.9\ m\). ### Question 5
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in an area where a river has cut deep into earth, there are several lay…
Below the other layers. (on bottom)
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gases diffuse because of differences in partial pressures from areas of…
True
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when partial pressures for a given gas are equal between the capillarie…
True
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required information which of the following is true at the venous ends …
The \(P_{CO_2}\) is equal in the capillaries and in the alveoli.
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required information which of the following is true at the arterial end…
The \(P_{O_2}\) is lower in the capillaries than in the alveoli.
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if the volume of the alveoli increased, the pressure would decrease. tr…
True
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the alveoli never attain equal pressure with the ambient (outside) air.…
False
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which of the following occurs during expiration? multiple choice increa…
Decreased alveolar volume causes increased alveolar pressure.
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what is the result of inspiration? multiple choice an increased alveola…
An increased alveolar volume causes decreased alveolar pressure.
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the rock cycle demonstrates how any rock can turn into any of the other…
Sedimentary rock can turn into metamorphic rock (through metamorphism) and igneous rock (through melting, cooling, and solidification).
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identify the forms in which carbon dioxide is transported in the blood.…
Bicarbonate ion, Dissolved gas, Carbaminohemoglobin
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which term refers to the double - walled serous membrane that encloses …
B. Pleurae
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air consists of about 78.6% nitrogen, 20.9% oxygen, and 0.04% carbon di…
159 mm Hg
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complete each sentence with the correct word. 1. the law of partial pre…
1. Dalton's law 2. gas A 3. Henry's law 4. gas B 5. increase
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four conditions and conclusions are provided below. identify the law th…
- "We know that the volume of intrapulmonary gas is lower following expiration due to the increased pressure of the thoracic cavity" → Boyle's Law. - "Despite a small partial pres…
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determine which set of capillaries each of the following processes woul…
- Chloride ion shifts into the RBC: Systemic Capillaries - Carbon dioxide binds to plasma proteins: Systemic Capillaries - Carbon dioxide diffuses from the blood: Alveolar Capilla…
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question 22 (1 point) which term refers to a building block for scienti…
B. Theory
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a rope is attached to two heavy chain links that are connected to each …
D. \(F_{TB}=F_{BT}\), because the chain links are an interacting Newton's third law pair.
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3. a marble is on a table 2.4 m above the ground. what is the mass of t…
The mass of the marble is approximately \(24.15\space kg\)
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2. an apple in a tree has a gravitational potential energy of 175 j and…
The height of the apple from the ground is approximately \(49603.17\space m\)
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fill in the blank: fill in the blank with the correct words. 1. in the …
1. equipment 2. safety goggles 3. epidemiology 4. microscope 5. medicines
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formula: pe = mgh g= 9.8 m/s² 1. find the gravitational potential energ…
\(611.52\space J\)
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give a brief description of each of the three layers of the meninges.
- Dura mater: Outermost tough protective layer. - Arachnoid mater: Middle web - like layer with sub - arachnoid space. - Pia mater: Innermost delicate layer adhering to neural tis…
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question 10 (1 point) which term refers to a procedure in which informa…
C. Classification
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a student pushes a wall with a force of magnitude ( f_{s - w} ). the wa…
C. \(2F_{w - s}\)
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which of the following statements correctly describes the relationship …
A higher frequency results in a higher pitch.
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our eardrums vibrate when sound waves travel through the air around us.…
True
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predict whether each condition would increase or decrease the delivery …
- **Increased \(O_2\) Delivery to Tissues**: Bohr Effect, Decreased blood pH, Increased hematocrit. - **Decreased \(O_2\) Delivery to Tissues**: Decreased alveolar \(Po_2\), Incre…
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study the characteristics of land biomes in the chart below. complete t…
1. Desert 2. Coniferous forest 3. Grassland 4. Tropical rain forest 5. Tundra 6. Deciduous forest 7. Desert 8. Coniferous forest 9. Grassland 10. Tropical rain forest 11. Deciduou…
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which features allowed instagram to outperform foursquare? visual eleme…
visual elements and photo captions
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the photographs show the six major land biomes. identify each biome. wr…
1. desert 2. taiga (boreal forest) 3. tropical rainforest 4. grassland
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3. look for clues about the authors purpose in this passage about mars.…
to inform the reader about some basic facts regarding the planet Mars
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place a single word into each sentence to make it correct. 1. alveolar …
1. lungs 2. systemic 3. oxygen 4. bicarbonate 5. reverses
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the map below shows the major land biomes of the earth. figure a 1. in …
2. \(25^{\circ}C - 28^{\circ}C(77^{\circ}F - 83^{\circ}F)\) 3. Deciduous forest
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8. the bmp leukochek can be used for: a. microcollection of blood for c…
B. microcollection and dilution of blood samples for the WBC count
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which is a common nonfoliated rock? marble gneiss sandstone slate
marble
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what is true of the rock cycle? rocks rarely change from one type to an…
Any rock can change into any other rock.
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what is true about the behavior of gases? select the correct answer(s).…
- If the pressure is constant, then if the temperature goes up, the volume goes up. - If the volume is constant, then if the temperature goes up, the pressure goes up.
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the engineering design process puzzle 6: which step is it? read each pr…
A. 5) Improve B. 4) Create C. 2) Imagine
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which of the following is not part of the lower respiratory tract? mult…
Pharynx
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the respiratory membrane, across which gas exchange occurs, is formed b…
False
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what type of metamorphism is caused by the heat and pressure from a nea…
contact metamorphism
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the vestibular and vocal folds are found in the... multiple choice trac…
Larynx
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oxygen - poor blood is carried through systemic veins from the body tis…
True
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what type of metamorphism forms quartz and calcite? contact metamorphis…
Hydrothermal metamorphism
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oxygen - rich blood is carried through pulmonary arteries from the lung…
False
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observe the simulation that shows how changing the volume of the gas af…
- The particles of the gas collide more often when the system has a lower volume. Increasing the volume of the gas decreases its pressure. - When particles collide more often, the…
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required information which of the following statements about partial pr…
\(P_{O2}\) in blood > \(P_{O2}\) in tissues; \(P_{CO2}\) in blood < \(P_{CO2}\) in tissues
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my friends: i want to talk for a few minutes with the people of the uni…
to reassure the public that the government is taking action on the banking system problems
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select the correct statement(s). raising the temperature of the gas, ra…
Raising the temperature of the gas, raises the pressure the gas exerts in the system. A gas at higher temperature and pressure has particles that move faster and collide more ofte…
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the alimentary canal extends between what two points? multiple choice t…
The mouth to the anus.
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my friends: i want to talk for a few minutes with the people of the uni…
conversational
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the major mixing movement in the small intestine is accomplished by mul…
segmentation
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required information which of the following statements about partial pr…
$P_{O2}$ in the lungs > $P_{O2}$ in the blood; $P_{CO2}$ in the lungs < $P_{CO2}$ in the blood (the second option in the multiple - choice list)
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my friends: i want to talk for a few minutes with the people of the uni…
ordinary consumers
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what are the largest salivary glands? multiple choice sublingual glands…
Parotid glands
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a patient presenting with pronounced heartburn is seen by their physici…
Diaphragm
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evaluate the model. select the correct statement(s). the temperature go…
When thermal energy is added to the system, the temperature goes up OR the physical state changes.
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enlarged blood vessels of the anal columns are called multiple choice d…
hemorrhoids
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the engineering design process puzzle 4: follow the steps! step 1: plac…
\( eegns \)
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question 4 (1 point) saved physical methods of microbial control includ…
a) True # Question 5
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1 hyperventilation 2 respiratory arrest 3 apnea 4 dyspnea 5 hypoventila…
- Labored, gasping breathing: 4. Dyspnea - Increased pulmonary ventilation: 1. Hyperventilation - Rapid breathing induced by acidosis: 9. Kussmaul Respiration - Temporary cessatio…