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橡膠樹立大功【看紀錄片學英語 Game Show 夯科技】《解答》
01According to the video, what is the major advantage of adding carbon in the rubber?
- ATo make the tire more durable正解
- BTo change the color of the tire
- CTo make the tire waterproof
- DTo create the camouflage effect
02According to the audio file, why does the narrator says “... so Dominick and his team is an early bird”?
- ATo demonstrate their diligence can lead to success
- BTo suggest they have to fight against many competitors
- CTo show that Indian life is influenced by common sense
- DTo explain why they pick up latex in the early morning正解
03Turning latex into rubber requires several procedures, and one of them includes the coagulation of latex. Since waiting for latex to coagulate on its own is time-consuming and inefficient, the workers would add ammonia and formic acid into the milky latex to accelerate the speed of coagulation.
- ○
- ╳正解
04Based on the information given by the video, what is true about the smoking process in tire production?
- APeople in the past let latex sheets dry naturally, and smoking is a newly-created method.
- BAfter this process, the latex sheets need to be squeezed by rollers again.
- COne of the advantages of smoking is to prevent the rubber from getting moldy.正解
- DThe smoking process keeps on going until the latex sheets totally turn black.
05Latex in its original form is not elastic enough to produce balloons. Some secret chemicals must be added to create bridge-like links between rubber molecules, which enable the latex to be more stretchy.
- ○正解
- ╳
06According to the audio file, why does the narrator mention “150 times its original volume”?
- ATo demonstrate the biggest balloon in the world record
- BTo show how pathetic the balloon blower seems to be when it pops
- CTo emphasize the elasticity of the balloon is really important正解
- DTo imply there’s no need to blow such a big balloon
07After the rudimentary form of the tire is completed, it is time to transfer the tread pattern to the surface of the tire. To achieve this goal, the tire needs to be molded and cured.The word “cured” in this sentence is close in meaning to…
- Aheated
- Bhardened正解
- Ccooled
- Dhealed
08The early balloons were actually made of dried animal bladders, and not until 1824 did rubber balloons take off. The scientist Michael Faraday invented rubber balloons and applied them in experiments.In this sentence, what is the meaning of “take off”?
- Aget rid of something useless
- Btoo cruel to handle
- Cbe able to fly high
- Dsuddenly become successful正解
09After watching the video, Josh decided to make a balloon on his own. However, the balloon he made simply fell apart. Can you help him figure out what the problem might be?
- AHe should have put dye in the latex.
- BHe did not get rid of the bubbles in the latex.正解
- CHe did not mold the rounded ring at the end.
- DHe forgot to wash the balloon carefully.
10After Michael and Josh watched the video of the unit, they found some intriguing facts. Please fill in the correct answers in the blanks.Michael : Wow, the procedure of making balloons is amazing. Did you realize that balloons need to be _______ after being molded ?Josh : Yeah, in order to toughen the balloons. I’m also impressed that they will be sent to the _________ to brighten their color.
- Awashed / microwave
- Bbaked / laundromat正解
- Cbaked / dryer
- Dwashed / fridge