B)terrestrial planets and asteroids
C)dwarf planets like Pluto
Answer:A- Gamma rays
Explanation:
Gamma rays are most dangerous among all the given rays because it has the highest frequency i.e. high penetrating tendency. They can also pass through bones and teeth and this is the reason for their potential hazard.
They can destroy the living cell, initiate gene mutation and can cause cancer.
But they can also be used for destroying cancer cells.
Answer:
their distance and displacment are both 400 meters. and No distance and displacement are not equal for a person who runs 2.5 times a circular track.
Explanation:
if you run in a ircle you are coming back to the starting poing ad remember distane is the total length travlled while displacement is the final- initial length
b. polar
c. arctic
d. tropical
Answer:
562.5
Explanation:
a. True
b. False
The answer would be false