Física
Cinemática, análisis de fuerzas, electricidad y razonamiento con ecuaciones.
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what is the primary cause of ocean thermal expansion? increased salinit…
warming of ocean water due to higher global temperatures
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climate change is likely to raise disease rates globally by increasing …
insects
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the melting of permafrost is occurring due to climate change. where is …
in the tundra
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which human activity contributes most to the increase in atmospheric co…
burning of fossil fuels for energy
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read the excerpt from part 2 of \the most dangerous game,\ by richard c…
resourceful.
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which of the following would be an indicator of climate change affectin…
shifts in the geographic range of species
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when the oceans absorb extra carbon dioxide, it forms carbonic acid, re…
Ocean acidification
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positive feedback loops tend to move a system away from normal conditio…
Positive feedback
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the san andreas fault zone is a portion of the boundary between the pac…
B. It is a boundary where plates slide past one another.
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most of the earths air mass is found in the atmospheric layer closest t…
C. nitrogen
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description the midterm exam covers material from chapters 1 - 5. instr…
17 m/s
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the san andreas fault zone is a portion of the boundary between the pac…
D. Plates moving sideways in relation to each other will cause the cities to move closer together.
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the earths atmosphere consists of the layers shown in the diagram below…
B. the mesosphere
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use the soil texture triangle below to classify soil types based on the…
B. loam
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question 10 (1 point) listen in windows, which tool can be used to mana…
C. Computer Management
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(problem reference m.1) four displacement vectors are shown in the figu…
\(1.39\space cm\)
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most of the earths air mass is found in the atmospheric layer closest t…
D. oxygen
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different watersheds are characterized by their area, slope, and soil. …
B. Watershed A, because of its highly permeable soil.
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the earths atmosphere consists of the layers shown in the diagram below…
A. the stratosphere
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question 4 (1 point) listen what command would you use in linux to view…
cat /etc/passwd # Question 5
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why does white light split into a spectrum of colors through a prism? d…
Due to different refraction degrees of different wavelengths.
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test information description the midterm exam covers material from chap…
0.65 km
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question 9 9/10 what causes different colors of light to spread out whe…
Different bending degrees
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solar eclipse what is the innermost and darkest part of a shadow called…
umbra
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a lunar eclipse occurs when the line up is this: earth-sun-moon sun - e…
Sun - Earth - Moon
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8/10 what changes in a wave when it moves from one medium to another? f…
Wavelength only
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what is an angle grinder used to grind? hard, heavy materials imperfect…
hard, heavy materials
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rewatch question 7 7/10 what remains constant when light passes from on…
Frequency
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nccer 00104 - introduction to power tools what is important to do when …
use a flame retardant blanket to catch falling sparks
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what are two of the most important pieces of ppe when using a grinder? …
safety glasses, gloves
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question 4 town a lies 20 km north of town b. town c lies 13 km west of…
\(24\mathrm{km},57^{\circ}\) north of west (the fourth option)
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when the moon blocks the light from the sun what happens? there is a fu…
a solar eclipse
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which planet in our solar system is known for its prominent rings? venu…
B. Saturn
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when the sun appears to darken as the moon passes in front of it (and w…
Solar Eclipse
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nccer 00104 - introduction to power tools which is a compact tool that …
oscillating multi - tool
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what type of rotary bits can cause a grinder to catch on rough material…
C. burr
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which grinder accessory can be used to provide a stable surface for fle…
backing pad
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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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a power miter saw combines a miter box with what type of saw? reciproca…
circular saw
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6/10 how should the refracted ray be drawn in a ray diagram? parallel t…
Towards the normal
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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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how is wood cut when ripping with a table saw? o to a specific width o …
to a specific width
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question 5 5/10 in a ray diagram, what happens to the light ray as it e…
It bends towards the normal
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what is the most important maintenance on a circular saw? lower blade g…
blade's sharpness
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what is never to be engaged when using power tools? booster bit shank t…
trigger lock
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nccer 00104 - introduction to power tools what do pneumatic tools run o…
compressed air
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activity b: rock type and erosion get the gizmo ready: • click reset ()…
1. Shale will erode more quickly because it is a softer rock. 2. A. [Amount from Gizmo, e.g., 5 meters] B. [Amount from Gizmo, e.g., 1 meter] C. The results likely matched the pre…
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nccer 00104 - introduction to power tools 55min what material is drille…
concrete
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which of the following options is a potential hazard in this investigat…
Injury from dropping heavy masses on your feet.
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nccer 00104 - introduction to power tools 56min which part of a drill h…
C. chuck
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nccer 00104 - introduction to power tools 56min which power tool works …
impact driver
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4/10 what is the role of the normal line in refraction? it indicates th…
It is perpendicular to the boundary at the point of
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when is a pneumatic drill commonly used? o to perform precision work o …
when electricity is unavailable
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rewatch question 3 3/10 what is the line called that is perpendicular t…
Normal line
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what does a heavy - duty cordless drill have that is different from a t…
voltage rating
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nccer 00104 - introduction to power tools what type of tool is a porta …
hydraulic
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cool down 1. name 3 types of biomes 2. what biome has poor acidic soil …
1. Tropical rainforest, desert, grassland. 2. Tropical rainforest. 3. Cold temperatures, short growing seasons, low - lying vegetation (mosses, lichens), permafrost, low biodivers…
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which fastening system is used to drive steel pins or threaded studs in…
powder - actuated tool
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how do electric and pneumatic nailers differ from powder - actuated nai…
do not require certification
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why might powder - actuated tools be prohibited on a jobsite? due to at…
Due to ATF regulations regarding gun powder.
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nccer 00104 - introduction to power tools 58min what range of pressure …
70 to 120 psi
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indian removal act (1830) formal policy of removal of na to make room f…
- Indian Removal Act: - resisted - assimilated - Trail of Tears, Cherokee - Nullification Crisis: - Calhoun - nullify - negotiated - states' rights
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what is the effect of medium density on the speed of light waves? speed…
Speed decreases with higher density
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6. what is the wavelength of a photon that has an energy of 3.4 x 10^{-…
The wavelength of the photon is \(\lambda = 5.85\times 10^{-7}\space m\) (rounded to three significant figures) and it is visible light. ### Problem 7
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1/10 what happens to light waves when they pass from a less dense to a …
They slow down and bend towards the normal.
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indian removal act (1830) formal policy of removal of na to make room f…
1. B. Manifest Destiny 2. B. the enactment of the Indian Removal Act 3. B. The idea of Manifest Destiny was fulfilled
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a. compromise b. free enterprise system c. law of supply and demand d. …
1. B. Free Enterprise System 2. A. Compromise 3. D. Mixed Economy 4. C. Law of Supply and Demand 5. b. Capitalism 6. a. Law of Supply and Demand
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6. geography: mexico is a country of stunning geographical diversity, c…
Arid deserts and tropical rainforests.
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sea level rise can have drastic consequences, especially in coastal are…
Shorelines will change.
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which of the following is most likely to happen due to climate change? …
Biodiversity will change.
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what is the velocity is a bus that has travelled 600m in 55s? fill out …
\(10.91m/s\)
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alejandra has come across a section in her physics textbook detailing t…
C. Decrease her speed to better understand the technical information
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a hollow cylindrical conductor of inner radius 0.0109 m and outer radiu…
\(5.48\times 10^{-5}\space T\)
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as the earth continues to warm, how would we expect the range of mosqui…
increase
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the figure shows three wires, each carrying a current of 0.406 a. what …
$| \oint \vec{B}\cdot d\vec{s}|=\mu_0|i_{enc}|$. Since $\mu_0 = 4\pi\times10^{-7}\ T\cdot m/A$ and $|i_{enc}| = 0.406A$, $| \oint \vec{B}\cdot d\vec{s}|=4\pi\times10^{-7}\times0.4…
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what factor is contributing the most to the decline of coral reefs in o…
increased ocean acidity
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what kind of feedback loop pushes a system to an extreme? melting ice c…
positive
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a hollow cylindrical conductor of inner radius 0.0144 m and outer radiu…
\(6.37A\)
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roygbiv is an a. acronymic sentence c. flashcard b. acronymic abbreviat…
B. Acronymic abbreviation
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question 6 of 10 on his computer, vien saved a 40 - page report about s…
C. Use the Find function and the word - processing software to search for "fall" or "falling."
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the figure below shows the cross section of a long cylindrical conducti…
\(5.74\times 10^{-4}\text{ m}\)
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question 1 0.5 pts which of the following exemplifies concerns surround…
Some legislation was written decades ago and no longer applies.
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question 10 of 10 cristina works in the sales department of a company t…
B. Save As
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it is important to know your schools rules on computer use when downloa…
T
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1. calculate the wavelength of a photon with a frequency of 6.59 x 10^9…
The wavelength \(\lambda = 4.55\times 10^{-2}\text{ m}\) and the radiation type is microwave. ### 2. A photon of light has an energy of \(7.29\times 10^{-15}\text{ J}\). Calculate…
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three arrows are shot at different angles into the air. arrow 1 is shot…
D. Arrow 3 = Arrow 2 = Arrow 1
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a 0.152 kg baseball, thrown with a speed of 39.8 m/s, is hit straight b…
(a) The magnitude of the impulse is \(13.5\ kg\cdot m/s\) (b) The magnitude of the average force is \(7.11\ kN\)
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what does tay - sachs disease cause? a thick layer of mucus in the resp…
the inability to breakdown fatty tissues around the brain and effects the brain's abilities
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question 16 of 20 what is the purpose of file extensions? a. they execu…
B. They tell the operating system what kind of document you are creating.
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what mixes mortar ingredients in a powered mixer? o a vertical agitator…
paddles on an oscillating shaft
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what is revision? a. the step in the writing process when you determine…
C. The step in the writing process where you look at your work critically, asking yourself questions such as, "Will my goal be clear to readers?"
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at what points are the horizontal velocities of the ball the same value…
E. All of the points.
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what do masons use to frequently measure water for mortar? plastic 1 - …
5 - gallon bucket
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how do contact lists differ from an address book? a. your email program…
B. An address book contains more information about a person than a contact list.
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use the worked example above to help you solve this problem. a golf bal…
- **Problem (a)**: \(J=(4.20\times 10^{-2})\times49 = 2.06\text{ kg}\cdot\text{m/s}\) - **Problem (b)**: - \(t=\frac{2\times0.02}{49}\approx8.16\times 10^{-4}\text{ s}\) - \(F_{av…
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the radius of the ball). divide this distance by the average velocity (…
\(88\)
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at what points are the vertical speeds of the ball the same value? a po…
C. Points A and D
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what is the function of mail merge? a. a tool for formatting mail addre…
B. A tool for producing large numbers of documents with the same content
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when you should send an email? a. when the subject matter is objective …
A. When the subject matter is objective and informative
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what is the vertical acceleration of the ball at point c? a -9.8 m/s² b…
A. -9.8 m/s²