P Waves are compressional and the fastest moving seismic wave
S waves are slower than P waves and they can only travel through solid rock. S waves move the particles it pushes through up and down or side to side.
Polio affects the central nervous system and spinal cord. It can cause muscle weakness and paralysis. Polio is a life threatening condition because it can paralyze the muscles that help you breathe.
The polio vaccine is used to help prevent these diseases in children and adults.
here are majorly 12 factors influence Soil fertility
Infiltration of water.
Soil structure.
Active Soil life.
Content of organic matter.
Minerals present in the soil.
Acidity or Soil pH.
Water Retention capacity of soil.
Water draining ability of the soil.
(google)
1) true; 2) false; 3) true
Answer:
B. Inherited traits carry the instructions for individual genes.
