inventions how they have improved our lives, changed our needs and wants, and their positive and...
Post on 27-Mar-2015
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Inventions
How they have improved our lives, changed our needs and wants, and their positive and
negative consequences!
Invention: Car• Area: Transportation
• How has the invention of the car improved human lives? • Travel farther and faster
• Protect us from the weather!• How has the invention changed to meet people’s needs
and wants? • Easier to control
• More powerful and go faster• Different sizes and colors
• Heating, air conditioning, and entertainment with televisions, radios, and ipods.
• Positive Consequences:• We can travel faster
Negative Consequences:• Cars can be dangerous
• Cars are expensive • Cars cause air
pollution
Invention:GPS (Global Positioning
System)• Area: Transportation
• How has the invention helped improve human lives?
• Helps humans with direction• It saves time!
• How has the invention changed to meet people’s needs and wants?
• More accurate now• GPS comes in some new cars
• Includes points of interest to save!
Positive Consequences:
• Saves time
• Prevents someone from being lost
• Entertaining
Negative Consequences:
• May lead you in the wrong direction or take longer
• Could be distracting to drivers
• Not ALWAYS reliable
Invention: TELEPHONE
Area: Communication
How has the invention helped improve human lives?
• Help people talk to each other in different locations
How has the invention changed to meet people’s needs and wants?
•Dial quickly and can reach people around the world
• Can have speed dial, caller I.D. and voicemail. • Can be wireless and portable
Positive Consequences:•Communication is live and fast •Easy to use and communicate •Important during emergencies
Negative Consequences: •Costs money •Prank calls
•Take away from human contact • Distraction
Invention: INSTANT MESSAGES AND EMAIL
• Area: Communication
• How has the invention helped improved human lives?
• Makes communication easy and fast
• How has the invention changed to meet people’s needs and wants?
• You can send attachments with pictures and videos.
• Businesses can advertise and send coupons. • Video chat is also available. (Skype)
Positive Consequences:• Communication is live and fast • Easy to use and communicate
• Can communicate with many at once
Negative Consequences: • Can be dangerous – people can lie
• Cyber bullying • Email/IM not always private
Invention: SATELLITE
Area: Communication
How has the invention improved human lives? •Send signals around the earth
• Improve communication
How has the invention changed to meet people’s needs and wants?
•Made these devices more accurate• We now have satellite TV and GPS!
Positive Consequences:• More entertainment options with radio
and television • Easier to navigate (find your way)
Negative Consequences: • Radio/TV more expensive
Invention: Television
• Area: Entertainment
• How has the invention helped improve human lives? • Provide entertainment, educational information, and
news programs
• How has the invention changed to meet people’s needs and wants? • Color
• Remote controls• Different sizes and shapes
• Variety of channels and recordable television
Positive Consequences:• Entertaining and fun to watch
• Knowing about the news• Educational programs shown on television
Negative Consequences: • Time consuming instead of doing healthier
things • Expensive
• Some inappropriate programs
Invention: Vaccines• Area: Healthcare
• How has the invention help improve human lives?
• Helps prevent us from getting diseases • Vaccines save lives
• How has the invention changed to meet people’s needs and wants?
• Vaccines are always changing and improving to fight against the latest disease
Positive Consequences:• Prevents us from getting sick • Controls the spread of illness
Negative Consequences: • Can be painful
• Can cause side effects
Invention: Assembly Line• Area: Manufacturing
• How has the invention help improve human lives?
• Manufacturing easier and faster
• How has the invention changed to meet people’s needs and wants? • Can now include robots
• Faster with better technology
Positive Consequences:• Makes manufacturing faster
• Consumer prices lower
Negative Consequences: • If one part breaks, messes up the flow of
the assembly line!• Takes away jobs
Invention: Plastic
• Area: Manufacturing
How has the invention helped to improve human lives?
• Many products made of plastic • Light-weight
• Cheap and durable
• How has the invention changed to meet people’s needs and wants?
• Different colors and styles • Always creating new advances with plastic
Positive Consequences:• Durable
• Easy to mold • Cheap
Negative Consequences:
• Not biodegradable (lasts forever)
• Made using oil
Invention: Airplane
• Area: Transportation
How has the invention helped to improve human lives?
• Can travel around the world (very quickly!)
• How has the invention changed to meet people’s needs and wants?
• Can travel farther and faster• Holds more people
• Television, music, internet, and more are now found on planes for entertainment
Positive Consequences:• Travel is fast and easy
• ComfortableNegative Consequences:
• May crash • Causes pollution
• Uses lots of gasoline
Invention: Refrigerator
• Area: Nutrition
How has the invention helped to improve human lives?
• Keeps our food safe • Easy to store food
• How has the invention changed to meet people’s needs and wants?
• Come in different sizes and shapes• Ice-maker/Water dispenser
Positive Consequences:• Keeps food cold
• Keeps food safe and fresh longer• Easily accessible
Negative Consequences: • Cold air can escape
• Uses energy• Expensive
• Food can still spoil
Invention: Braces
• Area: Health Care
How has the invention helped to improve human lives?
• Teeth problems can be fixed
• How has the invention changed to meet people’s needs and wants?
• Invisible braces• Retainers
Positive Consequences:• Straight teeth and beautiful smile
Negative Consequences:
• Very expensive • Can break and cause mouth injuries
Invention: Laser
• Area: Manufacturing
How has the invention helped to improve human lives?
• Can be used to cut through metal
• How has the invention changed to meet people’s needs and wants?
• Can do more things to make our lives easier
Positive Consequences:• Variety of purpose
• Helps with manufacturing metal
goods• Laser surgery
Negative Consequences: • Can be harmful
Invention: Robots
• Area: Manufacturing
How has the invention helped to improve human lives?
• Can do dangerous or boring tasks• Manufacturing is more efficient
• How has the invention changed to meet people’s needs and wants?
• More accurate and can do more things
Positive Consequences:• Can work all the time
• Can work in dangerous places
• Can do things faster than humans
Negative Consequences: • Can replace human
jobs • Not flexible- only do
what they are programmed to do
• Need maintenance
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