物理
運動學、受力分析、電學與方程推導。
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guided practice see example 1 choose the most appropriate customary uni…
48 quarts ### Problem 6: 8 mi to feet
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problem: a vertical spring is attached to the floor, as shown in figure…
\( x_2 = x_1 \) (or \( x_2 \) is equal to \( x_1 \))
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a current ma member wants to switch plans, but their request is submitt…
No, MA OEP ends March 31
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question 15 (1 point) a vertical wire carries a current straight up in …
west (the option: west)
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question 14 (1 point) a coil lies flat on a horizontal table top in a r…
B. clockwise
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what was the title of galileo’s book that described his telescope obser…
A. Sidereus Nuncius
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what tool did galileo refine to make astronomical observations? telesco…
A. Telescope
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estimate the distance you can travel in 5 hours 40 minutes if you drive…
232
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explain what is wrong in each of the following diagrams and tell how to…
3. Error: Beaker held at top, no base support Correction: Place beaker on a flat lab stand/table, hold it near the base when stirring. 4. Error: Graduated cylinder held at bottom,…
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how did kepler view the sun in his model? as a symbol of god as a symbo…
A. As a symbol of God
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what does keplers third law relate? planetary size and mass planetary t…
Distance from the sun and orbital period
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question 28 (1 point) a string of mass m and length l is under tension …
1.4T (assuming the options have a typo and the 'T' is for the speed factor relative to original speed \( v \), the correct factor is \( \sqrt{2}\approx1.4 \))
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the gift shop at a science museum sells lollipops that are made to look…
Exact answer: $2304\pi$ $\text{mm}^3$ Approximate answer: $7234.56$ $\text{mm}^3$
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question 13 (1 point) the resistance of a wire is defined as (current)*…
C. (voltage)/(current)
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knowledge check a manufacturing company wants to determine if a new, fa…
2. Measurements
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determine the total surface area of the prism step 1: label all dimensi…
D. \( 62 \, \text{cm}^2 \) (Note: The units should be consistent, and if the original dimensions are in inches, the area should be in square inches, but following the given option…
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volume 3, issue 31 november be sure to finish your wrapper! 1 you may h…
Since no specific question is provided about this text, it's not possible to give a targeted answer. If you have a question like summarizing the text, analyzing the main idea, or …
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vocabulary activity questions 4 based on the text, what causes a hemisp…
A. direct sunshine from the sun hitting that hemisphere
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2 this text describes what causes us to have seasons at different times…
C. the tilt of the Earth
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vocabulary activity questions 1 what is the earth’s axis? a an imaginar…
A. an imaginary pole that passes through the center of the Earth
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question 12 (1 point) three identical resistors are connected in series…
4 V (corresponding to the option "4 V")
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5 what is the main idea of this text? a earths oval - shaped orbit caus…
B. Earth's tilted axis causes the seasons.
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question 4 (1 point) a total force t acts on a mass m and produces an a…
\( \frac{a}{2} \) (which corresponds to the option "a/2")
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question 11 (1 point) a kilowatt - hour is equivalent to 1000 w. 3600 s…
3,600,000 J (the last option)
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question 3 (1 point) during the investigation of a traffic accident, po…
29.7 m/s (corresponding to the option "29.7 m/s")
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question 2 (1 point) a 10-kg box sitting on a horizontal surface is pul…
0.20 m/s² (corresponding to the option: 0.20 m/s2)
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vocabulary activity questions 6 please read the following sentences fro…
(Note: The provided options A (skip) and B (spin) do not correctly define "tilt" based on the passage context. "Tilt" here means the Earth's axis leans (is not straight up - down)…
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vocabulary activity questions 7 please choose the answer that best comp…
C. so (Incorrect, correct is A. because? Wait, no, let's recheck. Wait, the correct answer is A? Wait, the sentence is "the Southern Hemisphere does not receive direct sunshine __…
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question 10 (1 point) a current carrying loop of wire lies flat on a ta…
D. points straight down.
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question 9 (1 point) a vertical wire carries a current straight down. t…
C. south
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which did montesquieu influence? the laws of motion u.s. constitution t…
B. U.S. Constitution
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question 8 (1 point) when resistors are connected in series, the same p…
C. the current flowing in each is the same.
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question 7 (1 point) if the voltage across a circuit of constant resist…
quadruple.
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which was an accomplishment of galileo galilei? developing a theory of …
discovering four moons orbiting Jupiter
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who first asserted that scientists should conduct repeated observations…
D. Francis Bacon
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question 6 (1 point) when two or more resistors are connected in parall…
D. all of the given answers (assuming the options are labeled A, B, C, D with D being "all of the given answers")
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who was often called the father of modern mathematics because he create…
B. René Descartes
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question 5 (1 point) one joule per coulomb is a newton. volt. electron …
B. volt
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who developed the laws of gravitation and motion? rené descartes franci…
C. Isaac Newton
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who showed that our universe is heliocentric—the planets of the solar s…
D. Nicolaus Copernicus
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question 4 (1 point) if the current flowing through a circuit of consta…
quadruple.
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question 3 (1 point) a circular coil lies flat on a horizontal table. a…
no current in the coil.
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question one spring day, evan noted the time of day and the temperature…
Key temperature-time points for graphing: - 6 a.m.: $58^\circ\text{F}$ - 9 a.m.: $61^\circ\text{F}$ - 1 p.m.: $69^\circ\text{F}$ - 6 p.m.: $69^\circ\text{F}$ - 9 p.m.: $63^\circ\t…
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question 2 (1 point) a coulomb per second is the same as a watt. an amp…
B. an ampere.
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Question was provided via image upload.
To fill the table, we analyze each dimension's tolerance: ### 1. Dimension: \( 4 \times \varnothing.50 \, ^{+0.003}_{-0.000} \) - **Tolerance Type**: Limit (Unilateral, since only…
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the diagram below is a model of the rock cycle. the diagram shows how o…
The dark, porous rock at the top of the diagram (the one connected by the "crystallization" arrow from molten rock)
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the deer creek aquarium has a special cube - shaped tank for its jellyf…
Correct equation: $V = 8 \cdot 8 \cdot 8$ Volume of the tank: 512 cubic meters
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read the excerpt from act v, scene i of romeo and juliet. see what a sc…
B. Fate plays a role in determining the outcome of events.
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what is the surface area of this cone? round your answer to the nearest…
\( 10056.28 \) (rounded to the nearest hundredth)
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which action demonstrates effective communication? ○ communicating prim…
C. considering what the other person is trying to say
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how are icbms different from the first atomic weapons used at hiroshima…
A. ICBMs are more than a million times more powerful than the bombs used in the war. C. ICBMs can be launched more than a thousand miles away from their target. E. ICBMs are missi…
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figure below shows a rectangular prism. one base of the prism is shaded…
Volume of prism: \( 9 \times 2 \times 8 = 144 \) cubic units ### Part (b) #### Area of shaded base
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find the volume of a cone with a height of 10 ft and a base radius of 3…
\( 94.2 \text{ ft}^3 \)
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which action will best help a relationship survive a conflict? communic…
being an active listener
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the diameter, d, of a sphere is 9.2 cm. calculate the spheres volume, v…
\( 408.2 \)
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nuclear power plants have several advantages, such as a large fuel supp…
A. Low probability of accidents (assuming the first option is labeled A, as it is the correct advantage; the second option "High construction costs" is a disadvantage).
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how can we describe the amount of carbon dioxide produced in a nuclear …
Nuclear plants produce much lower amounts of carbon dioxide.
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in this illustration, what does example d show? ocean spreading rift va…
trench
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find the volume of the rectangular prism. write your answer in simplest…
\(\frac{9}{50}\)
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this diagram shows fossils in an undisturbed sedimentary rock sequence.…
dinosaur footprint
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3. an object of mass 5.0 kg is lifted vertically upward by 2.0 m. assum…
D. 98 J
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3 select the correct answer. which description best defines health? a. …
C. maintaining a balance of physical, mental/emotional, and social well - being
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elijah started hiking at an elevation of -12 feet below sea level. he h…
-12
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directions: solve the problem shown below. any data, calculations, or m…
If \( m_2 = m_1 \), then \( \boldsymbol{x_2 = x_1} \). More generally, \( \boldsymbol{x_2 = \frac{m_2}{m_1}x_1} \) (proportional to \( x_1 \) with ratio \( \frac{m_2}{m_1} \)).
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inferences in a story — quiz — level d what inference can you make abou…
Pablo is nervous about the trip to Mississippi.
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question 9 (2 points) which of the following will be the most important…
B) Chronic diseases
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question 5 (2 points) which group developed the first private hospital …
B) Coal miners True
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question 4 (2 points) what was the traditional method of reimbursement …
A) Fee-for-service
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5 multiple choice 1 point software for mobile digital devices is called…
5. C. an app. 6. D. message carrier.
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23jan acceleration (20pts) johnny climbed up to the top of a tree. howe…
5.918 seconds
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you will use the find, equation, given, answer method to solve each pro…
$\approx 5.92\ \text{seconds}$ ### Corresponding FIND/EQUATION/GIVEN breakdown: What are we trying to FIND? change in time What is the EQUATION? change in time = change in velocit…
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complete the story so that the answer to the question is 0. rosanne is …
First blank: up, Second blank: 20. So the completed story is: Rosanne is learning to scuba dive. At her first dive, she went down 20 feet below the surface of the water. Then, she…
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12 multiple choice 1 point what should you do before starting any cut? …
Wait for the green ready light
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lebron james starts his car and accelerates to a velocity of 55mph. if …
1.891 seconds
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11 multiple choice 1 point how often should sawdust be cleaned from the…
A. Daily
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10 multiple choice 1 point what should you use for making straight cuts…
Rip fence
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8 multiple choice 1 point how should you make cross cuts on the sawstop…
Using the miter gauge
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7 multiple choice 1 point what should you check weekly? brake cartridge…
Blade alignment
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5 multiple choice 1 point how often should the brake system be tested? …
Daily
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3 multiple choice 1 point what should you use for cuts that are less th…
C. Push sticks
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1. as time increases, what happens to the speed? 2. what is the speed a…
As time increases, the speed increases. ### Question 2 (Assuming the graph has a slope that we can infer. Let's assume that at \(t = 2s\), speed \(v=10\) (for example, to get a sl…
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multiple choice 1 point what should you do if the brake cartridge activ…
Report to the instructor Immediately
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lebron james starts his car and accelerates to a velocity of 30mph. if …
### What are we trying to FIND? change in time ### What is the EQUATION? change in time = change in velocity / acceleration ### What have we been GIVEN? change in velocity ≈ 22.35…
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the graph and the table show the high temperatures in a city over a 10 …
60 °F ### Part b
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sawstop table saw safety assessment read and answer the following quest…
Safety glasses and ear protection
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the surface area of this cone is 734.76 square yards. what is the slant…
\( 17.00 \)
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19. an object accelerates from 0 m/s to 10 m/s in 50 seconds. calculate…
The acceleration of the object is \( 0.2\space m/s^{2} \). To complete the velocity - time graph, plot the points \( (0, 0) \) and \( (50, 10) \) and draw a straight line between …
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what is the surface area of this cone? round your answer to the nearest…
\( 4357.39\) (rounded to the nearest hundredth)
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11. for a hydrogen atom, which of the following electronic energy level…
a. n=1 to n=3
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10.) consider someone who takes a fall from 6 feet. assume they undergo…
$8\sqrt{6}$ ft/s (or approximately 19.6 ft/s)
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10. which subatomic particle(s) below is(are) found in the nucleus of t…
e. Both "b" and "c"
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9. how many significant figures are included in the measurement 0.00560…
c. Four
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question #7 \the heat given off from a fire can keep it burning indefin…
The statement is false because once the fire runs out of fuel or oxygen it will stop burning. ### Question #8
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9.) a golf ball rebounds from the floor and travels straight upward wit…
The maximum height the ball rises is approximately $\boldsymbol{1.3\ \text{m}}$ (or $\boldsymbol{1.28\ \text{m}}$ for more precision)
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question #5 an explosive device that is thrown and includes a flammable…
C. Molotov cocktail ### Question #6
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martin luther king, jr., gained prominence in the civil rights movement…
1. b. segregated seating on buses 2. c. production to continue at night 3. d. cannot be taken away by a government without due process of law
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the solar system crossword across 2. the name of the four planets that …
## Across: 2. TERRESTRIAL PLANETS 3. SATURN 7. GAS GIANTS 10. EARTH 11. PROTOPLANETARY DISK 12. MARS 14. COMETS 15. SMALL SOLAR SYSTEM BODIES 5. NEBULA 6. MERCURY 8. METEOR 9. PLU…
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match the term with the basic definition. 1. volcano a. the border betw…
1. A. The location between two tectonic plates 2. C. A fracture in the crust that produces magma, ash, dust 3. D. A fracture in the crust that produces seismic readings 4. a. The …
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10. why might you need a planisphere to help determine which constellat…
Because Earth's yearly orbit around the Sun causes the visible portion of the night sky (and its constellations) to shift, and a planisphere simplifies identifying which constella…
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8.) plot an acceleration vs. time graph for the acceleration of an obje…
### Acceleration vs. Time Graph Details: 1. **X-axis Label**: Time ($t$), units: seconds (s), range: 0 to 5 s 2. **Y-axis Label**: Acceleration ($a$), units: $\text{m/s}^2$, range…