Across
- 3. The approaching airplanes were detected by __________.
- 5. New ________________ helps us communicate quickly.
- 6. The teacher will say the words, and we will write them down, that's called ____________.
Down
- 1. The scientist made a _________________ when he discovered a new formula.
- 2. What is the ______________ of your ring?
- 4. The mobile phone is a _____________ we use for texting, playing games, and watching videos.