So when they get robbed all their money doesn’t get stolen and it’s safe
Answer:
Certain fossils, called index fossils, help geologists match rock layers. To be useful as an index fossil, a fossil must be widely distributed and represent a type of organism that existed for a brief time period.
C.it changes DNA,but it is random
The asthenosphere is denser than the lithosphere.
Answer:
As the wave moves to and fro so the total distance will be d=2x5=10 m
we have
time (t) = 5 s
hence velocity will be =2 m/s
