The correct answer is a blackhole.
A blackhole is the only object in which nothing, not even light can escape.
Hope this helps!
Answer:
Circle or pie graph is used to show how a part of something relates to the whole.
Explanation:
Pie graphs are easy to read and can present a very clear picture of the relationships.
Answer:
removal of heat by cooling towers
Answer:
Iodine , caesium , strontium ,Plutonium
Explanation:
The isotopes of four main elements which include Iodine , caesium , strontium ,Plutonium contributed mainly to contamination in the Chernobyl accident which involved the release of harmful radioactive radiation into the environment.
The accident occurred in 1986 at Chernobyl , Ukraine as a result of errors made in the design of the reactor and inexperienced hands handling it.
This led to hundreds of death and negative effects on living and the environment around the area.
