Pwaves travel through a. solids b. liquids c. solids, liquids and gases d. solids and liquids

The correct answer is D solids and liquids

The fastest waves created by an earthquake are P-waves . These waves travel through the Earth's interior structure and can pass through both solid and molten rock. They shake the ground back and forth but do little damage as they only move buildings up and down. P-wave is one of the two major types of seismic waves in seismology, where the other type is called S waves.

d: the voltage of the secondary coil is less than that of the primary coil.

im not suree sorry if wrong

a 20-cm-long, cylindrical graphite (pure carbon) rod is inserted into an oxidizing atmosphere at 1145 k and 1.013 x 105 pa pressure. the oxidizing process is limited by the diffu- sion of oxygen counterflow to the carbon monoxide that is formed on the cylindrical surface.