Unit 7 Technology Around Us - Note

• There are limitations to human abilities.
• We cannot memorise too many numbers, jump too high or read from a long distance.
• Devices are used to overcome human limitations.
• Microscopes and magnifying glasses are devices used to see fine objects.
• Microphones and telephones enable someone far away to hear us.
• Cars and aeroplanes allow us to travel far.
• The development of technology is for the betterment of mankind.
• Technology is invented to solve problems in our daily lives.
• Technology has its advantages and disadvantages.
• Technology can benefit mankind if used wisely.