1) What is Sound ? a) is form of energy That we can hear . b) is a empty space   2) In what stat of matter sound travel fast a) liquid b) Gas c) solid 3) in what stat of matter sound travel slow a) solid b) Gas c) liquid 4) what causes sound  a) sound is caused by squeezing of particals os matter b) sounds is  caused by warning if particles of vacuum c) sound  is caused by vibration of particles 5) Litter (C)is a) compressions b) Rarefactions 6) Do you like the game a) Yes b) NO

Tauler de classificació

Estil visual

Opcions

Canvia de fonament

Restaurar desada automàtica: ?