Rivas, john dave d. Section: bsce-2E



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Unit 1 Topic 1 Homework
Module 1, Module 2, Unit 1 Topic 1 Homework, Refresher Problems Module 4-5, Volumes-of-Solids-with-Known-Cross-Sections

Homework: Unit 1_Topic 1

Name: RIVAS, JOHN DAVE D.

Section: BSCE-2E




  1. What do you think are the top 10 inventions in the World/in the Philippines? These inventions can be from the past (i.e. bahay kubo design, etc.) or they can be modern.

a) electricity

b) engine

c) aeroplane, ship, vehicle

d) smartphone

f) calculator

g) parashot

h) firearms

i) eyeglasses

j) refrigerator


  1. Choose five (5) and fill out the following table with the necessary details:

INVENTION

WHAT NEED/S DOES THIS INVENTION ADDRESS?

HOW HAS IT IMPACTED SOCIETY?

Example:

Bahay kubo design



  • Need for a housing design that is cheap, presko, can be repaired easily

  • Many houses in areas with no electricity still follow this design

  • Very ingrained in PH culture (when not used as houses, they are used by eateries, in home gardens, parks, etc.)

electricity

People use electricity for lighting, heating, cooling, and refrigeration and for operating appliances, computers, electronics, machinery, and public transportation systems.

Electrification provides a solid basis for development of local communities. Once a community has access to electricity, it can also have access to safe potable water, better health conditions, food security, as well as lighting and information.

eyeglasses

Eyeglasses are the most common form of eyewear used to correct or improve many types of vision problems. They consist of a frame that holds 2 pieces of glass or plastic, which have been ground into lenses to correct refractive errors.


Eyeglasses increase productivity, sustain income earning potential, enhance learning, and make people safer on the roads and in their homes. With eyeglasses, people can see well and do well.

firearm

Firearms are used to defend against criminals. For example, the presence of a gun may frighten a criminal away, thereby reducing the likelihood of loss of property, injury, or death.

The availability and criminal use of firearms has a clear impact on citizen's security. ... The use of firearms in interpersonal conflict settings will increase not only the severity of harm but also the number of victims when compared with situations where melee arms are involved.

refrigerator

It allows people to buy and store fresh food products in a safer enviornment. As a result people were able to consume better foods for example fresh produce, eggs, and meats

The refrigerator increased the efficiency of the icebox while ending the problem of melting ice in the kitchen..

smartphone

A smartphone is a need for everyone as it helps users to connect with each other and keep them busy; by browsing websites, playing games, listening to music, watching movies and if somebody is traveling. he/she can check their emails and can work from anywhere.

advantages smartphones provide better means of communication, learning options to users, great exposure to the latest things, ways to personality development, simple ways to access applications, ideas to succeed in business, platforms to grow their applications and more.


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