1) sound cannot travel through a) oceans b) liquids c) caves d) houses e) space f) forests 2) sound travels better through a) gasses b) liquids 3) sound travels at different materials a) true b) false 4) sound waves travel at the same speed a) true b) false 5) sound waves can travel through doors and walls a) false b) true

Табела

Визуелни стил

Поставке

Промени шаблон

Врати аутоматски сачувано: ?