物理
运动学、受力分析、电学与方程推导。
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which test best assesses cardiovascular endurance? * 2 points sit - and…
B. PACER test
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19. which of the following best describes the energy in the system? a. …
D. None of the above answers are correct. Gravitational potential energy does not affect the movement of the cart.
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8/10 what force tends to get in the way of us seeing newtons laws of mo…
friction
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which test best assesses cardiovascular endurance? sit - and - reach pa…
- First question: PACER test - Second question: Progression
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because increased carbon in the atmosphere traps heat in the earths atm…
The greenhouse effect
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why is warming up before exercise important?*it increases risk of injur…
- First question: It prepares the body for activity - Second question: Creating balanced routines that include proper technique
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the diagram below represents the forces acting upon a leftward - moving…
Speeding Up Unbalanced
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7/10 if a larger mass is subjected to the same force as a smaller mass,…
It accelerates slower.
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6/10 according to newtons second law of motion, what is the relationshi…
Force is directly proportional to both mass and acceleration.
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the tragedy of julius caesar, part 4: monologues quiz complete 1 2 3 4 …
to reveal their thoughts and emotions to the audience and characters through a moving speech that builds to a climax
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which skill - related component is most important in yoga/barre? * powe…
- First question: Balance - Matching question: - Muscular Strength: The amount of force a muscle can produce in a single effort. - Cardiovascular Endurance: The ability of the hea…
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the motion of a leftward - moving object is represented by the dot diag…
1. Speeding Up 2. Unbalanced
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question 6 when videoconferencing, the speaker does not have to be conc…
a co - located audience
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muscular strength refers to: * the ratio of fat to muscle the amount of…
First question: The amount of force a muscle can produce. Second question: Maintaining composure while staying focused.
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4/10 what does newtons first law of motion, also known as the law of in…
They will remain in their state unless acted upon by an unbalanced force.
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3/10 the tendency of object to resist a change in motion is known as fo…
inertia
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a black arrow shows an electron moving from one energy level to another…
D. only C
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the diagram below represents the forces acting upon a leftward - moving…
Constant Speed, Balanced
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question 41 match each term with the correct definition. an audio pheno…
1. Proximity effect 2. Field mixer 3. Plosive sound 4. Microphone 5. Pickup pattern 6. Slate 7. Playback 8. Pop filter 9. Wild sound 10. Equalizer
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question 45 which of the following is true regarding submarine mass mov…
They can trigger tsunamis.
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the motion of a leftward - moving object is represented by a position -…
Slowing Down, Unbalanced
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question 37 it is easy to increase sound levels in editing, but difficu…
- Question 37: True - Question 38: True - Question 39: True - Question 40: True
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the motion of a rightward - moving object is represented by the dot dia…
Constant Speed, Balanced
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14. using the graphs as a guide, select each statement that correctly d…
A. The relationship between velocity and kinetic energy is exponential. B. The relationship between mass and kinetic energy is linear. D. When velocity doubles, kinetic energy qua…
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what type of drainage pattern is shown below? radial dendritic rectangu…
Dendritic
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how does improvir speed benefit performance in sports? * it reduces the…
- First question: It allows athletes to cover distance more quickly and outpace opponents. - Second question: Using them to track and improve specific skills.
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question 43 2 pts what is a tsunami? o a wave caused by unusually large…
A seawave generated by an earthquake, landslide, or submarine volcanic eruption that may destroy coastal cities thousands of kilometers from its source.
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question 32 a good digital audio recorder is useful if you need to reco…
- Question 32: True - Question 33: True - Question 34: True - Question 35: False - Question 36: False
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what do we call a system of farming and ranching that allows for a care…
C. sustainable use
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what is an advantage of using contour plowing on hilly terrain? it enha…
B. It decreases soil erosion.
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which of the following is more sustainable than using fertilizer? using…
A. using composted leaves
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what do we call it when trees and crops are interplanted in the same ar…
C. agroforestry
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the motion of a rightward - moving object is represented by a position …
Constant Speed; Balanced
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what do we call it when we interplant trees and crops at the same time?…
agroforestry
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question 41 which of the following describes scientists ability to pred…
Prediction has been largely unreliable.
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what do we call it when agricultural land is plowed parallel to the cur…
Contour plowing
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question 27 gaffer tape is a special type of tape designed to secure te…
- Question 27: True - Question 28: True - Question 29: False - Question 30: False - Question 31: True
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what is the most effective approach to setting physical activity goals?…
- First question: Creating measurable and challenging but achievable objectives - Second question: Respecting facilities and following established rules - Third question: Harder
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according to newtons first law of motion, an object at rest will stay a…
E. Object A will remain at rest.
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2/10 what force causes objects to fall toward the ground? magnetic nucl…
Gravity
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question 40 oxbow lakes are associated with which of the following type…
Meandering
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the diagram below represents the forces acting upon a leftward - moving…
Slowing Down, Unbalanced
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12. based on this scenario, what will happen to the left skater? a. the…
D. The left skater will accelerate at a slower rate as their friend but in the opposite direction because of Newton's Third Law.
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question 39 what type of delta is at the mouth of the mississippi river…
River - dominated
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who is often considered one of the greatest scientists of all time, kno…
Sir Isaac Newton
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11. which of these statements are true about action and reaction forces…
B. They are exerted on different objects, C. They have the same magnitude, D. They are exerted in opposite directions.
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what is the primary fitness component assessed by the sit - and - reach…
- First question: Flexibility - Second question: It helps the body gradually return to a resting state and reduces muscle soreness - Third question: Training should match the spec…
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what is shown in the image below? these failure surfaces form parallel …
Exfoliation joints
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question 22 sound effects are rarely recorded \wild.\ true false questi…
- Question 22: True - Question 23: False - Question 24: True - Question 25: False - Question 26: False
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question 37 which landscape feature is most likely to form a drainage d…
A. A mountain ridge
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how should students best approach physical challenges? setting appropri…
1. Setting appropriate challenges and working systematically 2. A swimmer practicing sprints in the pool 3. The ability of a muscle to perform repeated contractions over time
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question 36 2 pts what is the scale used to measure the amount of energ…
Richter scale
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question 10 which blood vessels are the site of gas exchange between ou…
A. capillaries
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question 35 2 pts shallow focus (0 - 20 km) earthquakes occur in which …
All of the above
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7. which of the following is likely to happen according to newtons firs…
A. Your bike stops moving forward, B. Your body flies forward.
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question 34 what are bowl shaped depressions formed by swirling gravel?…
C. Potholes
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18. an object is thrown from a height of 120 meters with an upward velo…
a) \(h(t)=-4.9t^{2}+24t + 120\) b) It takes approximately \(t = 8.0\) seconds for the object to reach the ground.
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6. a leaf on a tree starts moving when wind blows on it. how is this an…
B. The wind exerts a force on the leaf, causing its motion to change.
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pulse is a direct measure of a heart rate b blood pressure c stroke vol…
A. heart rate
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what is the term for the main branch of a stream system, which is suppl…
Trunk
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question 10 a container is suspended motionless by a crane. which force…
Gravity pulling down and tension pulling up, with equal magnitudes.
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c. the heart and pulmonary circulation place the following structures i…
1. superior vena cava 2. right atrium 3. tricuspid valve 4. right ventricle 5. pulmonary valve 6. pulmonary trunk 7. pulmonary arteries 8. pulmonary capillaries 9. pulmonary veins…
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question 32 which of the following correctly describes the angle of rep…
It ranges from 30 - 45 degrees for unconsolidated sediment.
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newtons third law states, for every action, there is an equal and oppos…
C. The airplane is pulled toward the ground by gravity, but the air underneath pushes back on the bottom of the airplane, keeping it airborne.
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question 31 what does a long delay between the arrival of a p - wave an…
The seismic station was located a long distance from the earthquake.
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what type of force is along a string, rope, or chain that is attached t…
tension
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question 2 10 points which of the following indicates a diagnosis of hy…
A. blood pressure being greater than 140 mm Hg systolic and/or greater than 90 mm Hg diastolic
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question 30 which of the following would be least susceptible to slope …
A gently sloping hill in a dry desert region.
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question 9 a ___ is preferred on location shoots. stereo microphone sta…
- Question 9: fishpole - Question 10: unbalanced line - Question 11: Field mixer - Question 12: automatic gain controls
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2. the arrows represent two forces on an object. which statements about…
D. The forces are exerted in opposite directions.；E. Force B is greater in magnitude than force A.
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a person pushes a box across a floor, causing it to speed up. how does …
The applied force is greater than the friction force
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question 29 2 pts what is the minimum number of seismic stations needed…
three
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which type of microphone is engineered to be held by the camera, a roll…
- Question 6: cabled - Question 7: broad, directional - Question 8: shotgun
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question 28 2 pts earthquakes can release more energy than an atomic bo…
True
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7/10 friction always acts in what direction? in the direction of the gr…
opposite the direction of motion
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question 27 2 pts what is the principal difference between a debris flo…
the size of the material that comprises the moving mass
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question 26 2 pts what is the discharge of a stream that is 10 feet wid…
\(250\) cubic feet per second (the third option).
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question 25 2 pts what is the difference between a valley and a canyon?…
The sides of a canyon are steeper than the sides of a valley.
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cattle contribute to air pollution because they release which greenhous…
methane
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question 24 2 pts which of the following would be part of the dissolved…
Calcium and silica ions
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provide an example of the following...be specific. it cannot be somethi…
An example of a fixed - interval schedule of reinforcement is getting a paycheck every two weeks (assuming work has been done during that period).
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question 9 of 10 which of these writings relies mostly on emotion? a. j…
C. Patrick Henry's "Give Me Liberty, or Give Me Death"
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which of the following is a problem with monoculture crops? one disease…
One disease has the potential to kill the entire crop.
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a container is resting motionless on the ground. which forces are actin…
Gravity pulling down and normal force pushing up, with equal magnitudes.
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the image below represents what type of mass movement? rock fall debris…
slump
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question 6 of 10 which of these defines rationalism? a. the belief that…
A. The belief that logic and experience are more important than emotions
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what is one of the biggest problems with excessive irrigation? plants d…
soil salinization (increased saltiness of the soil)
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cattle eat a large amount of plants, which causes them to release large…
It is a greenhouse gas.
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provide an example of the following. (16 - 20)-be specific! it cannot b…
When a child cleans their room (behavior) to avoid a parent's nagging (aversive stimulus removal), this is negative reinforcement.
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question 22 which of the following best describes a \100 - year flood\?…
Has a 1% chance of occurring in any given year.
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if the net force is 0 the object is ___________ motionless accelerating…
in motion
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a. major heart structures and great vessels fill in the blank with the …
1. Coronary arteries 2. Myocardium 3. Auricles 4. Mediastinum 5. Endocardium 6. Apex 7. Ventricles 8. Atria 9. Epicardium 10. Base of the heart 11. Oxygen - poor 12. Oxygen - rich…
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question 21 2 pts what is the term for earthquake waves that pass throu…
Body waves
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4/10 what does the length of the arrow represent? direction speed magni…
magnitude
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which term means \a record of an x - ray study of the spinal cord after…
C. myelogram
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question 20 what type of natural disaster impacted thailand in 2011 tha…
slow - onset flood
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question 19 what is the scientific instrument used to record the ground…
Seismometer
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which term means \medication to break down or relieve anxiety\? antidep…
D. anxiolytic
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question 18 2 pts which of the following is a type of physical weatheri…
frost wedging
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which term means \an unresponsive state, can only be aroused briefly de…
stupor