Answer: P waves can only travel through any kind of material, S waves can only travel through solids, tha are stopped by gases.
Explanation:
When part of the catch is discarded and not used is called a "bycatch". This occurs when other, usually smaller fish, get caught by accident by fishermen hoping to catch other kinds of fish.
Answer:
earth is called as living planet because it has water , good atmosphere , favourable climate conditions and suitable to live plants and animals also it has protective equipments like ozone layer and magnetic field and natural cycles like water cycles , nitrogen cycles, etc.
Explanation: