物理
運動學、受力分析、電學與方程推導。
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which term describes the opposing actions of the triceps brachii and th…
E. Antagonists
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the muscle tendon that is attached to the stationary bone is commonly r…
B. origin
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question 20 which of the following wraps and surrounds an individual sk…
D. Endomysium
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which characteristic describes both skeletal and cardiac muscle? answer…
D. Striations
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question 15 of 25 which is a primary disturbance? a. forest fire b. sno…
A. Forest fire
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question 5 (4 points) listen a 5 gram bullet moving 328 m/s is shot int…
\(1.07\), \(N\)
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question 8 of 25 how are tropical rain forests and temperate forests di…
B. Temperate forests have more seasonal changes.
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a scientist wonders what would happen if 10 million liters of crude oil…
D. An experiment should cause no harm to the natural world.
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question 4 (2 points) listen if a falling ball made a perfectly elastic…
Yes, it would rebound to its original height. In a perfectly elastic collision, kinetic energy is conserved. The ball's potential energy (at original height) converts to kinetic e…
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which of the following is controlled by the somatic motor division? ans…
B. Skeletal muscle
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random chance is an important part of a simulation because it is a way …
A. in a slightly different way each time.
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which of the following describes a possible benefit of a failed simulat…
C. The presence of an uncontrolled variable might be revealed.
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a scientist uses a simulation because it: a. provides the most meaningf…
D. can help make sense of a difficult problem.
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which term best describes the ability for a muscle to stretch without t…
D. Extensibility
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the brain and spinal cord comprise the______ nervous system. answers: a…
C. central
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why do you think your answer for question 6 has the least amount of tot…
B. The soccer ball is very light and has less energy than another player or the ground.
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which type of collision would have the least amount of total energy rig…
A. Player #84 running and hitting the soccer ball.
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which one is a bigger deal for how much a crash hurts? o a how heavy so…
B. How fast something is going (its speed)
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what is a concussion? a type of injury to your leg. an injury that happ…
B. An injury that happens when your head gets hit and your brain shakes around.
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the following instruments are part of rhapsody in blue, except... * ele…
- Primera pregunta: Electric Guitar - Segunda pregunta: It appears in Porgy and Bess
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a company tests the safety of a variety of vehicles. they measured the …
The wall applied a force to the vehicle that measured 60 N.
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which vehicle will deliver the strongest force during the collision? th…
The car traveling at \(50\ mph\) will apply the strongest force during a collision.
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an acapulco cliff diver in (m = 70.0 kg) jumps 30.0 meters from the top…
The horizontal distance from the intended entry point is approximately \(4.56\ m\) and their speed is approximately \(18.49\ m/s\)
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question 1 of 10 which is a density - independent factor? a. hurricanes…
A. Hurricanes
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question 7 of 10 what is an estuary? a. a biome located below the arcti…
C. A bog with stagnant water
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cranial origin of the parasympathetic nervous system which cranial nerv…
B. Hypoglossal nerve (CN XII)
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after eating a large meal, lisa felt sleepy. which nervous system domin…
Parasympathetic nervous system
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which division of the autonomic nervous system (ans) promotes homeostas…
B. Sympathetic nervous system
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when multi-talented tanya tagaq performs her style of throat singing, s…
C. To describe how Tagaq’s performances uniquely blend traditional Inuit elements with modern influences.
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question 21 6 pt use list comprehension to add 10 (years) to each of th…
`[20, 40, 55, 41]`
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question 20 what is the output of this program? fruits = mango, banana,…
Mango Banana Jackfruit Orange Litchi
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question 19 6 pt for a given gpa value, write a conditional statement t…
```python gpa = 3.0 if gpa > 3.5: print("GPA is greater than 3.5") elif gpa < 3.5: print("GPA is under 3.5") else: print("GPA is 3.5") ```
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question 17 (1, 2, apple, 3) is a valid example of a tuple: true or fal…
True
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question 17 (1, 2, apple, 3) is a valid example of a tuple: true or fal…
a) $1$ b) $10.0$ c) $3$ d) $2.0$ e) `False` f) `True` g) $2000$ h) `ValueError` i) `"19"` j) `False`
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question 14 2 pt a tuple data structure is immutable: true or false tru…
- Question 14: True - Question 15: False - Question 16: False
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question 11 2 pts identify the data type for the following result: true…
Boolean # Question 12
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question 8 identify the data type for the following result: (bmw, ford,…
Question 8: tuple Question 9: list Question 10: tuple
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question 5 consider the food dictionary below. write python code to ext…
Question 5: `food['fruits']` Question 6: `my_fruits = food['fruits']` Question 7: `list(set(my_fruits))`
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if you call the type() function on the object grocery, what will be the…
For Question 3: `grocery[2]` For Question 4: `food = {}` or `food = dict()`
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name the data type of each of the objects listed below. if the data typ…
a) `int` b) `str` c) `bool` d) `N/A` e) `N/A` f) `float` g) `str` For `grocery = ['Sugar', 'Meat', 'Eggplant', 'Apples', 'Bread']`, the output of `type(grocery)` is `<class 'list'…
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which method/keyword is used to remove a key - value pair from a dictio…
del
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which of the following is not a valid key in a dictionary? string integ…
- First question: List is not a valid key in a dictionary. - Second question: Removes 2 from the set.
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what is the output of the following code? my_dict = { ame\: \alice\, \a…
First question: None of the above (because in Python 3, `keys()` returns a `dict_keys` object, not a list. But if we consider the key - value concept and the options given in a no…
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what does the following code do? my_list = 0, c\, \ca\, 10, -20.1, \pyt…
For the first question: Prints the elements from index 1 to 3. For the second question: my_list[-1].
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what is the output of the following code?my_string = \hello, world!\pri…
None of the above
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what is the output of the following code? my_string = hello print(my_st…
"e"
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what is the output of the following code? my_set = {1, 2, 3} my_set.add…
{1, 2, 3}
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what happens when you run the following code? my_tuple = (1, 2, 3) my_t…
- First question: C. The code raises an AttributeError because tuples don't have an append method. - Second question: D. Dictionary
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what is the output of the following code? my_dict = {\apple\: 1, \banan…
For the first question: 2 For the second question: append()
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mountain ranges often appear on the edges of continents. what theory do…
Mountain ranges were formed when continents collided.
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which data structure is an ordered collection of items that can be chan…
- Question 1: List - Question 2: Set - Question 3: `my_list=(1,2,3)`
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which statements describe evidence of continental drift? check all that…
C. Fossils of the same animals appear on different continents. D. Tropical plants currently appear in both Antarctica and South America.
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what is the compound gear reduction shown here? 5/1 and 3/1 15/1 torque…
\(12/60\times12/36\)
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______ converts electrical energy into mechanical energy through the us…
DC Motors
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the robotic subsystem that provides the ability to move is often known …
D. Drivetrain
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the ________________________ is the distance between drivetrain wheels.…
Wheelbase
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an is a mechanism that allows a robot to interact with objects in its e…
Object Manipulator
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a simple ______________ is a connected set of rotating gears that trans…
Gear Train
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a applies force underneath an object such that the object can be elevat…
Plow
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the most frequently used lifting mechanism in mobile and competition ro…
Linkages
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a refers to an objects ability to move in a single independent directio…
Degree of Freedom
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a applies a force to an object in at least two places, allowing the obj…
Friction Grabber
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what is the simplified gear reduction for this gear ratio?
\( \frac{1}{5} \)
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a is any mechanism designed to move to perform tasks and/or lift object…
Lifting Mechanism
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an ________________________ uses linear (straight line) motion to lift …
Elevator
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a _____________________ is the gear connected to the output, such as a …
Driven Gear
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a is the structure of a mobile robot that holds wheels, motors, and/or …
Chassis
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any specialized object manipulator designed to collect and hold multipl…
C. Scoop
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if you keep increasing the load on a motor it will eventually stops spi…
Stalls
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is the friction that resists turning. wheelbase chassis turning scrub d…
Turning Scrub
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a ____________________ is the gear connected to the input power source,…
Driving Gear
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convert an input motion into a different type of output motion. lifting…
Linkages
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does this gear ratio provide more speed, torque, or equal amounts of bo…
Torque
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happens when there is any opposing force (such as friction or a heavy m…
Motor Loading
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all gears in between the driving gear and the driven gear that only tra…
Idler Gears
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a ____________________ moves objects without actually picking them up a…
Plow
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_________ expresses the relationship between a driving gear and a drive…
Gear Ratio
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in science, what is a theory? a scientific explanation that is backed u…
B. A scientific explanation that is backed by a lot of evidence
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answer the following questions: 1. as the size of a star increases, the…
1. decreases 2. A star with a mass more than about 20 times that of the Sun. 3. A medium - mass star (a yellow dwarf). 4. Hydrogen. 5. Hydrogen and helium. 6. Hydrogen, helium, ca…
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sociologist emile durkeim found that all religions separate * the sacre…
1. A. the sacred and profane 2. B. a ecclesia 3. C. social promotion 4. A. 56%
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the tiniest bones in the human body are found in the hand. true false
B. FALSE
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chocolate can be lethal to dogs. true false
TRUE
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a 12 - carat gold piece is considered half gold.
TRUE
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how many teeth do adults have? 26 28 32 34
32
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which type of stretching is best done before performing physical activi…
B. Dynamic stretching
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which of the following statements are true? (check all that apply) a st…
B. Static stretching involves holding a position for 30 to 60 seconds, C. Dynamic stretching uses motion to stretch muscles
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which of the following is a way to combat fatigue? (check all that appl…
B. Limit screen time before bed, C. Take microbreaks, D. Get out of your vehicle occasionally and walk around
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which of the following is a sign of fatigue? (check all that apply) irr…
A. Irritableness, B. Sleepiness, C. Giddiness
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which of these items could help your car gain traction as you attempt t…
salt, kitty litter, floor mat, dirt or gravel, sand
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what will be affected when you drive on icy roads? your sanity your abi…
your stopping distance
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norge is driving his truck in the rain when he approaches a road that s…
He should turn around and head for higher ground.
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how many feet of water will carry off pick-up trucks, suvs, and most ot…
two
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if your vehicle overheats, how long should you wait (at least) before o…
20 minutes
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which statements about fossils are true? check all that apply. they giv…
They give clues about Earth’s climate in the ancient past. Fossils show what Earth was like millions of years ago. Fossils can be found in ice.
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question 1 of 10 what is one of the main benefits of using slide transi…
C. They have a timer function that can help your presentation stay on pace.
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question 7 of 10 where can you find an image database of free and simpl…
C. Clip art
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question 3 of 10 place holders are: a. specific areas designed for imag…
B. areas of the slides that can accommodate text or media.
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question 1 of 10 which of these statements correctly describes how to a…
D. Images can be adjusted easily on a slide. For example, to resize an image, just click and drag its edges.
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icons, arrows, shapes, and lines are considered what type of graphics? …
C. Infographics
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question 6 of 10 what equipment will you most likely find in a smart ro…
D. Projector, computer, Internet connection, and document camera