第七題的a 不太懂題目意思 有人可以幫幫忙嗎

肌(史各3 。 和 2 IFig. 2-16, an electron with an ”Nonaccclcratng AcceleraU initial_velocity uo三3.70x 105m/S Tegion region centersaregionoflength工三2.30 cm where it is electrically accelerated- Tt emerges With 三和40x107m/S. What is its acceleration。assumed Path 5f constant? electron 3 A driver increases the car speed ata cons ate_from 15 km/h to 4人0一 人 Figure 2-16 Problem 2 (3) How mucn user the vehicle travelfrom Start to Stop: hen ded toward each other along a track W 10”Two trains are heai ( the conductors suddenly notice each other. Figure 2-18 glves their velocities 35 functions oftime f as the conductorS Slow the trains. The figure's vertical scaling is Set by 人三 60 m/s. The slowing processes begin when the trains are 320 m apart. What Figure 2-18 Problem 10. is their separation when both trains have stopped? 時 宣 一snrnnnrlevelat 34 A _ rock climber acci- dentally allows a piton to fall freely from ahigh point on the ITock wall to the valley below him at time /==0. Then, after a 全Dort delay,his climbing partner, whois15mhigheron

想請問第三題為什麼不能選D~

區)做11 5 ue doesn't Work Studies have shown that when you"re up in the air, your tong 全 品 irplane cablin, your Well. Because of changes in the air pressure and humidity in fhe alrp tongue 1iS less sensitive to tastes. SKy, 1t gets 2._, your nose functions differently. Up in the 3. 。”blocked that it has difficulty telling fhe difference between tastes. : lrplane cabin Even your ears can influence how 4. you enjoy your meal. An alrp can be noisy quring a flight, and experiments have shown 了at food tastes less sweet Or Salty when 也ere?s Jots ofnoise. Asacook,Tfry to add more flavoring __5. the dishes to make them tastier. Therefore, don”t blame me 放 you dont like your in-flight meal. Blame your tongue, your nose, and your ears! ( 2 )1.(A)turn to (B) are close to (C) are used to (D) hold on to ( 和) 2. (A) Fortunately。(B) Similarly 0 GB) SuGh (C) Immediately”(D) Suddenly (0 very (D) too

有障礙😭怎麼代怎麼不順⋯⋯

( )J0Q (A) what (B) that (C) how (D) why ,崗文意選填 (請忽略大小寫) NO pleasant RO ifaet 才 | )then 宮 ) functions pressure (D come up with _Q0eompard Have you ever wondered how airline' ierve hot food on flights? Meals aren't cooked in the airp of course. The low air “1. (| and safety concerms make that impossible. Instead, businesses hear each airport 2 meals to the airline, which are then simply reheated* Airlines have _ 3. two different ways to heat their food. On some planes, the food cart itself 4 jas an electric heater. Cabin crew members load the entrees* into the cart, plug tt in, and it is heated toa_5_ temperature. 6.E, they simply remove the main dish from the heated section and put it on atray for serving passengers。 On other planes, the 7了isalarge steam oven. 8一 With the cart, the steam oven 5 much faster. 9 mthe oven can heat a meal within about five minutes This means enough food for all passengers can be ready before the seat belt sign is tumed of 0_how the food 5 只品 its niee to have a warm mealon along flight. Hopefully, it will be tasty to9! (的 7 人 品 9 ri

答案是C 翻譯怎麼翻？？

_Google has released akit for softwar create fun or programs for the " out next month (AA) function (B) functions