Flashcards
Sound Waves
Flashcards do conjunto (5)
- 1What is an echo?A sound bouncing back from a solid surface.
- 2What is sonar?Another type of wave which can be uses to find things underwater.
- 3What is ultrasound?Another type of wave which is very small and used to examine baby's in a mothers womb.
- 4What is a vey good conductor of sound?glass
- 5what is a poor conductor of sound?air
Informações
- Descrição
- FlashCards sobre Sound Waves, criado por npf_farah em 17-08-2013.
- Criado por
- npf_farah
- Visualizações
- 21
- Avaliação