Question

When the core of a nuclear reactor completely melts, it is known as a (n) _______.

A) Downstream
B) Meltdown
C) Turbine
D) Ethanol
E) Passive solar cooling
F) Utility
G) First Law of Energy
H) Refinery
I) Isotopes
J) Second Law of Energy

Answer 1

Answer:B) Meltdown

Hope this helps

Answer 2

B

Step-by-step explanation:

A core meltdown accident occurs when the heat generated by a nuclear reactor exceeds the heat removed by the cooling systems to the point where at least one nuclear fuel element exceeds its melting point. This differs from a fuel element failure, which is not caused by high temperatures.