English 10 unit 05 inventions lesson 4 speaking

UNIT 5. INVENTIONS LESSON 4. SPEAKING Unique Inventions WHAT IS THIS ? 3-D printer: bigger, heavier than a printer but can produce solid objects similar to originals Acitvity Practice the conversation Activity Complete the table a Name of invention b Characteristic c Use d Benefits 3-D printer Bigger and heavier than a normal printer To produce solid projects make things similar to the originals Acivity USB stick Portable solar charger Unique Inventions Name of Invention Portable solar USB stick Characteristic small., portable Small, portable Use Charge mobile devices (mobile phones, cameras, and laptop -cheap, enviromentallyfriendly not dependent on electricity Store data (audio or video files) Benefits -Easy to transport files easy to carry Thank you for your  watching!!!!!!!! ...Unique Inventions WHAT IS THIS ? 3-D printer: bigger, heavier than a printer but can produce solid objects... solid projects make things similar to the originals Acivity USB stick Portable solar charger Unique Inventions Name of Invention Portable solar USB stick Characteristic small., portable Small, portable