物理
运动学、受力分析、电学与方程推导。
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which person is most likely to use digital blueprints as part of a work…
an engineer
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which part of a drill holds the drill bit in place? chuck ram auger sha…
chuck
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when is a pneumatic drill commonly used? in areas where noise is a prob…
when electricity is unavailable
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which particle is a composite of the other three types of particles? a)…
B) atom
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what do pneumatic tools run on? fluid pressure manual pumping action co…
compressed air
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1 a 60 - kilogram student jumps down from a laboratory counter. at the …
\(1500\space N\)
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what is important to do when using a grinder on a platform? use a flame…
use a flame retardant blanket to catch falling sparks
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which combination of options is the keyboard shortcut to access the fin…
Ctrl + F
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what are two of the most important pieces of ppe when using a grinder? …
gloves, safety glasses
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nccer 00104 - introduction to power tools 48min which grinder accessory…
backing pad
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in october of 1950, un forces pushed the north koreans as far north as …
the Yalu River.
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other than the new sheet button, which method can be used to add an add…
C. Insert tab, D. Worksheet context menu
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to protect a computer, it is a good idea to install and frequently run …
anti - virus software.
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what type of rotary bits can cause a grinder to catch on rough material…
A. abrasive
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question 3 of 20 which quantities define momentum? a. mass and velocity…
A. Mass and velocity
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the mass of a neutron is the mass of a proton. select choice much great…
approximately equal to
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which character will always precede an excel formula?+!==
=
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what is an angle grinder used to grind? soft, porous materials nonmetal…
hard, heavy materials
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question 2 of 20 which example illustrates newtons first law? a. the fo…
D. More mass is added to a wheelbarrow, and a larger force is required to move it.
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in phishing scams, a scam artist obtains the victims personal informati…
asking for it.
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xavier wants to ensure that if he scrolls down through a worksheet that…
Freeze the column heading rows.
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what type of tool is a porta - power®? battery - powered electric hydra…
hydraulic
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question 1 of 20 in which scenario will the two objects have the greate…
B. Mass of object 1 = 15 kg, Mass of object 2 = 12 kg, Distance between objects = 0.5 m
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which keyboard shortcut will create a hyperlink in an excel document? c…
Ctrl+K
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how do electric and pneumatic nailers differ from powder - actuated nai…
do not require certification
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excel 2016 is primarily what type of program? word processor presentati…
spreadsheet
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one major goal of nasas gemini program was to launch an artificial sate…
launch astronauts on long flights.
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what is required to utilize excel online? local administrative account …
Office 365 user account
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question of the day how might algorithms impact our daily lives? hint: …
Algorithms impact daily lives through services like recommendations and search. Programmers should consider fairness to avoid bias.
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which statement best describes a major reason why western european coun…
The Soviet Union had shown that it wanted to expand its area of control in Eastern Europe.
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why were viet cong forces constantly on the move during the vietnam war…
They tried to avoid US troops and bombers.
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which fastening system is used to drive steel pins or threaded studs in…
powder - actuated tool
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lady macbeth. great glamis! worthy cawdor! greater than both, by the al…
She establishes pathos by appealing to emotion.
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why might powder - actuated tools be prohibited on a jobsite? there is …
The building is occupied.
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nick has chosen to hide a worksheet that contains sensitive data when p…
The worksheets that are hidden will retain their data, and references will continue to function as normal.
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when using a portable band saw, what should the stop be placed firmly a…
object being cut
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how is wood cut when ripping with a table saw? against the grain in a s…
B. Is a specific width
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which key(s) will launch the spelling checker dialog box? f8 f7 ctrl+h …
F7
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why should a circular saw that does not have an upper blade guard never…
The exposed blade poses a danger.
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4. what role does government play in laisse-faire capitalism? 5. list t…
- **Question 4**: The government's role is mainly to protect property rights, enforce contracts, and maintain law and order, allowing free market forces to operate with minimal in…
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where are commonly accessed commands located by default in excel 2016? …
Quick Access tool bar.
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which characters in the function shown represent the arguments? =max(b2…
(B2:B6,C4,100)
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a power miter saw combines a miter box with what type of saw? jigsaw ba…
circular saw
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what is the most important maintenance on a circular saw? battery charg…
blade's sharpness
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1. a 60 - kilogram student jumps down from a laboratory counter. at the…
The average force on the student is \(1488\space N\)
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question 11 (1 point) listen which statement is an example of therapeut…
" It is normal to feel scared. We are here to help you."
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two billiard balls, each with a mass of 0.21 kg, collide with each othe…
A. \(0.19\ \text{kg}\cdot\text{m/s}\) south
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a cyclist and his bicycle have a combined mass of 88 kg and a combined …
D. \(211.2\space kg\cdot m/s\)
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question 5 of 10 read this passage: \wheres my package?\ daniel asked h…
B. He is upset.
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a 0.057 kg tennis ball and a tennis racket collide. the racket has an i…
C. \(-15.94\space m/s\)
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two hockey pucks, each with a mass of 0.2 kg, slide across the ice and …
D. \(16\space m/s\) east
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analyzing the effect of imagery on meaning read the passage. then answe…
fear and frustration
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two hockey players are about to collide on the ice. one player has a ma…
B. \(19\space kg\cdot m/s\) east
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question 1 (1 point) saved listen a healthcare provider is caring for a…
asking for an explanation
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annotate the code the condition. if it is true, then the steps that fol…
1. The blank in line 1 should be filled with a boolean - condition (e.g., `x > 5` where `x` is a variable). 2. Line 2: Calls the `move` method on the `isabel` object. 3. Line 3: C…
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atch the animation on the hydrologic cycle, and then answer the questio…
precipitation
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which of these is a direct cause of rising sea levels? changing of fore…
melting of freshwater glaciers
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matching - match the definition with the proper term on the right. 26. …
26. d. r - selected species 27. b. k - selected species 28. e. survivorship curve 29. c. environmental resistance 30. a. carrying capacity
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page 358 18.8. articulate the need for a measure like an ecological foo…
34 - year - old > 29 - year - old > 66 - year - old
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which of the following are the primary producers in the carbon cycle in…
photosynthetic plants, photosynthetic bacteria
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multiple answer 1 point a watermelon is dropped from the top of the c -…
Its initial velocity is equal to \(0\ m/s\); Its acceleration is \(-9.8\ m/s^{2}\)
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details match the job title to the field. job title 1. musician 2. airp…
1. b. Arts & Communication 2. f. Industrial & Engineering Technology 3. e. Human Services 4. a. Health Services 5. c. Business, Management & Technology 6. d. Natural Resources & A…
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examine the table below to compare the yields of various foods per acre…
Soybeans provide the most protein per acre while cattle provide the least. When analyzing just the plants, soybeans provide the most calories per acre at 6.3 million, while chicke…
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which of the following events are caused by global warming? correct ans…
species extinction, rise in sea level, deforestation, increase in atmospheric CO₂
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classify the following variables as either a scalar or a vector. speed …
Speed: Scalar Distance: Scalar Displacement: Vector Acceleration: Vector Velocity: Vector
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in coming to a stop, a car leaves skid marks on the highway 250 m long.…
\(77.5\ m/s\)
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one way to reduce your ecological footprint (and improve your health) i…
Eating chickens as your protein would be the best choice while eating beef would be the worst choice.
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which of the following are ways in which water is transported to the at…
Correct Answer(s): evaporation, transpiration in plants Incorrect Answer(s): runoff, precipitation
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which of the following resources, used by humans, are produced by the b…
Oxygen, wood, water.
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if you were to calculate the slope of a line on a velocity vs. time gra…
Acceleration
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nigel is riding the free fall ride at six flags! if the ride lasts for …
\(25.5\)
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the hydrologic cycle also contributes greenhouse gas to the atmosphere.…
True
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which of the following perpetuate the global warming process, making it…
All of the given options perpetuate the global warming process.
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which of the following perpetuate the global warming process, making it…
All the given options (Increased temperatures cause polar melting and increase the water table; Increased temperatures lead to increased precipitation and flooding; Water vapor is…
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3. a car starts from rest and accelerates to a speed of 60 mph in 20 se…
- Total distance: \(106920\) ft. - Average speed: \(87\) ft/s. - Acceleration in the first stage: \(4.4\) ft/s². - Deceleration in the third stage: \(-8.8\) ft/s².
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increased rates of which of the following processes should quickly resu…
evaporation, transpiration by plants
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question 3 1 pts cigarette smoking is the leading cause of preventable …
- Question 3: True - Question 4: False - Question 5: True
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question 1 1 pts over 20% of all teens in every ethnic group smoke ciga…
Question 1: B. False Question 2: B. False
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what impact does proper hydration have on kidney function? a. increases…
B. Decreases the probability of developing kidney stones
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match the cranial nerves in column a with the associated functions in c…
a - 10, b - 7, c - 11, d - 12, e - 8, f - 5, g - 6, h - 9, i - 4, j - 3, k - 1, l - 2
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question 16 (2.5 points) an ______ is a word that communicates strong e…
Question 16: interjection Question 17: Ouch
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which of the following actions would affect the local hydrologic cycle?…
burning of fossil fuels, deforestation, collection of rainwater in reservoirs, irrigation of crops
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what is the primary goal of applying probability in health decisions? a…
C. To assess the risk and benefits of health - related choices
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what type of energy is movement? mechanical energy nuclear energy
Mechanical Energy
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which of the following are a part of the biosphere? part of the biosphe…
pink flowers, polar bear
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what does a 50% reduction in fast food intake directly affect? a. has n…
C. Decreases the risk of health issues
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select all of the following root words which mean blood. eosin/o hem/o …
Hem/o, Hemat/o
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how does regular exercise affect the probability of developing heart di…
A. It decreases the probability by 30 - 40%
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which daily habit has been statistically proven to reduce the risk of t…
B. Consuming two servings of fruit daily
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question 1 (1 point) fats should be included in your diet. true false q…
1. True 2. True 3. False
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what statistical evidence supports the benefit of reducing fast food in…
B. Lower risk of developing health issues
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by how much should daily sugar intake be reduced to lower health risks …
C. 10%
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how does reading nutrition labels help in making health decisions? a. i…
a. It aids in choosing foods with better nutritional value
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which of the following types of energy are absorbed by greenhouse gases…
infrared radiation
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based on the data in the following graph, if carbon dioxide concentrati…
450 ppm
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what is the effect of smoking cigarettes on lung health? a. it signific…
A. It significantly increases the risk of lung cancer
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the average global temperature (shown in this graph) roughly reflects t…
2020
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which of the following would be considered weather and which would be c…
Weather: extreme flooding during a hurricane Climate: warmer average air temperatures since 1910, heavy spring rains and dry summers, increases in frequency of flooding in the pas…
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12. what is the main power of the judicial branch? to make laws to defe…
to interpret laws
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comprehension questions answer the questions below based on the article…
1. The gravitational pull of Mars will be weaker. 2. Phobos; it has a shorter orbital period. 3. Mars, Jupiter, Saturn, Neptune; closer planets have shorter periods due to stronge…