Across
- 3. person who created the pop-up ads
- 5. creator of a formula used to develop the atomic bomb
- 6. virtual voice like Siri or Alexa which can take orders from you
Down
- 1. material that brokes in small pieces that stay togheter
- 2. machine that melts things by using radiation on them
- 4. Sony were the first company that made them
