物理
力学、受力分析、電気、式を使った解法。
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13. velocity - time graph sketch a b - time graph for a car that goes e…
Sketch a horizontal line at $v = 25$ m/s from $t = 0$ s to $t = 100$ s and a horizontal line at $v=-25$ m/s from $t = 100$ s to $t = 200$ s on a velocity - time graph.
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13. velocity - time graph sketch a b - time graph for a car that goes e…
\(1.0\ m/s\) (down - stream)
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battle of the bands was easily the towns biggest event of the year. ste…
The music delights Steph because it sounds new and different.
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saving the apollo 13 mission on april 11, 1970, apollo 13 was launched …
None of the provided options fully capture the central idea. The main idea is that after an explosion on Apollo 13, the astronauts took various measures to return safely to Earth,…
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ellen joins a video conference with her coworkers on her computer. when…
Ellen does not have a microphone or her microphone is not working.
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the heart supplies blood via blood vessels. multiple - choice question …
All of the above
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lauren produced videos using music she composed. she learns that two of…
B. A copyright law gives the author of a work exclusive right to say who can use their work.
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poise under pressure, dealing with adversity, and self - esteem are all…
A. emotional health
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get your zzzs if youve ever had a sleepless night, you know that a lack…
Without enough sleep, a person may have a hard time learning and remembering information.
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which of the following is the best strategy to try if one person on a c…
The person who can't hear should check that the volume is not muted.
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look at the graph below. which option best describes the motion of the …
A. Not moving
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lori clicked on an attachment that she thought was from her manager. la…
D. Trojan
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spiritual health in individual sports is described by all of the follow…
D. It fulfills a need to connect with others.
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which of the following is not a positive strategy when dealing groups o…
C. muting the phone whenever an important person in the room is talking so he or she isn't interrupted
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question 1 (2 points) passage 1: a new discovery has prompted astronome…
B. dentist who has a general interest in science and astronomy
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complete the story with the detail that most logically develops the nar…
For a moment, he stood strong and proud, but his arm began to drop when Berik glanced at Father and saw doubt in his eyes.
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answer questions related to dynamic earth question 27 of 30 californias…
D. Strike - slip fault
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read the passage. finding bombs in germany during world war ii, america…
Because there are so many unexploded bombs in Germany, the country has a special force trained to defuse them.
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answer questions related to dynamic earth question 26 of 30 what is the…
A. Crust
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9 fill in the blank 0.5 points if the ball and air are pushing each oth…
9. Since the mass of the ball is greater than the mass of the air, the force applied on the ball will cause it to have more (negative) acceleration than the air. This will cause i…
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question 1 - 5 a cyclist rides to work every morning. it takes him 1 mi…
A. The cyclists speed is 10 m/s, F. There is enough information to calculate the cyclist's speed, but not his velocity.
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select the correct answer from each drop - down menu. what are the para…
First drop - down: Reach Second drop - down: Frequency
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answer questions related to dynamic earth question 25 of 30 this animat…
C. Subduction zone
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answer questions related to dynamic earth question 24 of 30 approximate…
C. Pangaea
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read the passage. goodbye, cod the atlantic cod was once the mainstay o…
Because the Gulf of Maine is warming unusually quickly, Atlantic cod are disappearing.
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question 1 - 4 over the course of 5 seconds, a car that is driving 30 m…
-4 m/s²
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7 of 23 which of the following devices is the best to use when particip…
C. desktop
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answer questions related to dynamic earth question 23 of 30 what kind o…
B. Divergent boundary
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look at the graph below. which option best describes the motion of the …
Negative constant acceleration
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6 of 23 which of the following is an advantage to screen sharing? parti…
everyone can look at the same thing and discuss it
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7 fill in the blank 1 point newtons third law that: his choose your ans…
7. Hand; object; object; hand 8. Surface; ball; ball; surface; third
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read the passage. eat carrots, see better? carrots contain high amounts…
Because of a British media campaign, people thought that eating carrots would improve their night vision.
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question 1-2 if a runners speed changes from 8 m/s to 4 m/s in 2 second…
-2 m/s²
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what is another name for the tail of an airplane? swtv
Empennage
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after watching the video, discuss the following questions: 1. greenidge…
1. Her experience has elements that are common among middle - schoolers like social and emotional challenges, but the intensity might be more pronounced for her. 2. Books can offe…
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jonathan is surfing the internet when a suspicious site message appears…
C. He should close the browser tab and run an antivirus scan.
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6 categorization 2 points identify if the ball has a balanced force or …
Balanced Force: The ball is sitting on the ground before it is kicked, The ball is no longer moving at the end of the play Unbalanced Force: The ball hits the ground, The ball mov…
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distance time (hours) they are moving at the same speed car a is faster…
Car A is faster
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david doesnt want to buy his son a new computer yet. he is not sure the…
B. It can damage, steal, track or take control of the data on your device.
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33. what political motivations encouraged the spread of protestantism? …
33. D. Protestantism provided monarchs and princes an opportunity to enhance their independence. 34. D. Summoned a council to clarify doctrine and strengthen its spiritual commitm…
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place the box in the correct category. balanced force no answers chosen…
Balanced Force: Forces acting on an object are equal, Net force is zero Unbalanced Force: Net force does not equal zero, Forces acting on object do not have to be equal Net Force:…
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question 1-1 what is the difference between the motion of the two cars …
La diferencia en el movimiento es que Car B tiene una velocidad 10 km/h mayor que Car A (movimiento uniforme con velocidades diferentes).
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3) helicopter blades withstand tremendous stresses. in addition to supp…
a) The magnitude of the centripetal acceleration is approximately $3948\ m/s^{2}$. b) The linear speed of the tip $v\approx125.7\ m/s$ is less than the speed of sound ($340\ m/s$).
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two kinds of magnets are shown below. which of the following best descr…
A. Magnet 2 creates a continuous magnetic field, but magnet 1 only creates a temporary magnetic field.
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ms. turner and her students want to build a working model of a maglev t…
B. W and Z
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whats beneath your plane? as shane loeffler, a geology student at the u…
Shane Loeffler’s experience in a plane led him to create an app that would provide information to flyers about the land below them.
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the graph shows the motion of a student. which of the statements best d…
The student started at position 1m and walked backwards and then at 2s started walking forward faster.
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notice the switch in the model. activating the switch is most useful fo…
D. Iron - containing trash must be lifted from one place and dropped elsewhere.
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sarahs new computer started locking up on her today, causing her to hav…
B. She has too many programs running at the same time.
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sandra is experimenting to see how using cores of different sizes affec…
D. core width
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however, motors are designed so that the polarity of the electromagnet …
B. so the electromagnet will continuously turn
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12 which of the following describes the organization of electromagnetic…
Arranged from lowest to highest energy or longest to shortest wavelength
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the graph shows the motion of a mouse. mouses position vs. time. at wha…
- The slope from t = 25s to t = 35s is 3m/s. - At t = 10s, the mouse has moved 30m. - The mouse gets back to where it started at 30s. - The slope of the line tells us the velocity…
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11 ultraviolet radiation from the sun stimulates which vitamin? a d b c…
B. D
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which of the following is not a healthy, positive way to accept and exp…
Ignoring your problems
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10 the ____ of infrared radiation are often felt as heat. longer wavele…
longer wavelengths
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lizzy received an email that stated she won a new ipad. all she had to …
A. She should not click the email link but delete the email instead.
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9 which type of electromagnetic radiation can humans actually see? infr…
Visible light
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directions: select all the correct objects. mae is designing an experim…
light bulb, wire coil, magnet
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8 which electromagnetic wave has more energy? electromagnetic wave with…
Electromagnetic wave with high amplitude and short wavelength
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two kinds of magnets are shown below. magnet 1: switch, coiled wire, ir…
C. Cameron needs a magnet like magnet 1 because it can be turned on and off
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what may have been the primary cause of the fire? an electrical failure…
There is not enough information to determine a single correct answer among A. An electrical failure, B. A cigarette butt in a bin of cotton scraps, C. A disgruntled employee, D. F…
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7 what is the name of the unit used to measure the frequency of a wave?…
B. Hertz
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some of these doors have a button placed nearby. shortly after the butt…
A. It stops the flow of electricity to the electromagnet for a certain amount of time.
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the graph shows the motion of a mouse. mouses position vs. time. at wha…
1. At \(t = 10\) s, the mouse has moved 20 m. 2. The slope of the line from \(t = 25\) s to \(t = 35\) s is 2 m/s, which represents the velocity of the mouse in this time - interv…
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answer questions related to dyna question 1 of 30 what is the earths on…
D. Outer Core
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6 electromagnetic radiation is carried through space by ________. a gas…
B. electromagnetic waves
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5 the amplitude of a wave is the height of the wave relative to the wav…
B. False
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ariel decided to implement face recognition on her smart phone. she fee…
B. facial recognition is only something that you are.
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4 how do magnetic fields and electric fields move in relationship to ea…
B. At right angles to each other
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3 photons have no mass but they will decay as they travel through space…
B. False
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the graph shows the motion of a mouse. mouses position vs. time. at wha…
1. The slope of the line in a position - time graph tells you the velocity of the mouse. 2. To find the slope from t = 25s to t = 35s, use the formula \(m=\frac{\Delta x}{\Delta t…
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31. what term is used to describe protestants who wanted to reform the …
31. Puritans 32. Separatists 33. Mayflower 34. Cape Cod; Plymouth 35. [Copy from the text] 36. 0 37. self - government 38. Squanto, Samoset, Massasoit; *Squanto 39. Puritans; King…
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directions: select each correct answer. which of the following will exe…
A. another magnet D. a nearby electric current
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ted is talking to his team about the importance of security. the school…
A. Availability
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how did people start the engines of early cars? shoveling coal pulling …
Turning a crank
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1 what kind of matter gives off electromagnetic radiation? all matter w…
All matter with a temperature above absolute zero
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lightning round: word jumble dmi- oneca gider hint: it forms under the …
MID - OCEAN RIDGE
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how could brutus increase the amount of electric current his generator …
A. increase the rate at which he turns the crank
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6 betty made a simple electromagnet using just a battery and a wire. wh…
A. Coil the wire around a nail
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lightning round: word jumble cterhn hint: a deep valley that forms wher…
TRENCH
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electrons are charged particles. moving charged particles are a current…
D. a magnetic field
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4 flashing lights on a small toy are controlled by a circuit. when the …
B. a magnetic field is induced
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how does the electromagnet cause the beater bar to move? a. an electric…
C. An electric current flows through the electromagnet's wire coil and generates a magnetic field, which produces a force on the beater bar
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which type of fluid circulates throughout the engine and protects it by…
Motor oil
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an electromagnet could be found in which of the following objects? a. r…
B. fan
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what is the main idea of \traveling through space—and time\? the jwst s…
The JWST takes amazing pictures that inspire people who love space.
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what could be done to make the lamp brighter? a. turn the coil slower b…
B. turn the coil faster
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case 2: new zealand whats happening at the plate boundary where the aus…
Plates are pushing toward each other.
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when we see mercury from earth, it looks like it has a diameter of 60 μ…
250
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read the excerpt from president kennedys report to the american people.…
anaphora to emphasize the lack of equality.
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semicircular arches are not as structurally efficient as catenary or pa…
True
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case 1: africa what geological event is most likely to occur at this pl…
Lakes and valleys will deepen and widen, eventually causing a part of the continent to break away.
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case 1: africa whats happening at the plate boundary where the african …
Plates are spreading apart.
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she found that the electromagnet picked up the entire pile of paper cli…
increasing the distance between the electromagnet and the paper clips
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many bicycles have generators that have a light that can be powered wit…
A. The magnet needs to be in constant motion.
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solenoid a copper wire only current: 6 amps solenoid b copper wire only…
Solenoid D, Solenoid C, Solenoid B, Solenoid A
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slip, slide, & collide your score: 6 time: lightning round: word jumble…
RING OF FIRE
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the motor is used to lift metal boxes. how can the motor be changed to …
C. add more loops of wire between the magnets
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lightning round: word jumble lyimsahaa hint: they formed from the colli…
HIMALAYAS