1- Watch the following video and answer the following questions?
https://youtu.be/LM8U9FCMDx0 (Links to an external site.)
Answer the following questions.
A. How does the content in this video pair with the specific content we have been learning about PLCs?
B. What is the difference between control and primary power?
C. Why are primary and control power separated in control systems?
2- Watch the video linked below and answer these questions?
Answer these questions:
a- How many transducers does the phone in your pocket have? Name the physical phenomena that they measure.
b- What is the difference between a transducer and a switch?
c- Describe a method for detecting and controlling linear position.
d- Give an example of a device or technology that appears to use sensors in a way that you do not yet understand.
e- What is feedback control?
Sample Solution
One of the most concerning risks of long-term effects of marijuana consumption comes from pregnant women. When a woman is pregnant and is using marijuana, she puts the child at risk for long lasting harm to the memory. On top of potential harm during pregnancy, cannabis can be transmitted through breast milk and be passed to the infant during breastfeeding. Research has been spotty on how much cannabis affects unborn and nursing babies, but mothers to be are still advised to stay away from any foreign substances. There is a risk of addiction to consistent marijuana users, but the risk highly increases when the consumer is an adolescent. 30% of adults who use marijuana regularly are addicted, but in adolescents the likelihood of addiction is 4 to 7 of that. Marijuana use disorder becomes an addiction when a person still feels the need to use the drug even though it interferes with certain aspects of their life. Withdrawals also pose a real problem and lead to health issues such as loss of appetite, depression, insomnia, and anxiety. There is always an alternative solution to a problem rather than handing your life over to drugs. Marijuana has been legalized for recreational use in 10 different states leading to much more substance abuse within the country. It is evident that adolescents who consume this drug are at a much higher risk of mental disorders, memory loss, poorer education, and medical issues. Educating the general population about the dangers of marijuana and its long term effects would be the most plausible solution to this issue. Although students are usually educated about its potential harm through school it should be more of a focus in middle schools. When a child is getting at the age where they want to try different things, it is the best time to tell them what kinds of harm certain drugs can do. Another place to educate people would be through social medias. Rather than advertising clothing and gadgets, more focu>