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Radioactive substances are: nuclear fuels, i.e.
a) plutonium 239 and plutonium 241,
b) uranium enriched with the isotopes 235 or 233,
c) any substance containing one or several of the substances mentioned in a) and b),
d) substances which can be used in a suitable plant to maintain a chain reaction which initiates its own repetition.
What else can I help you with?
What is the subtances?
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What element is used as a shield to protect people from radioactive subtances?
Lead is commonly used as a shield to protect people from radioactive substances. It is dense, so it effectively absorbs and blocks the radiation, helping to minimize exposure to harmful radiation._lead
Is a oxygen is a pure subtances?
Yes.
A combination of two or more subtances?
it's a solution
What are the three types of subtances?
solid, liquid, gas
The starting subtances that are evoled in a chemical reaction?
are the reactants.
What subtances are passed from the environment to living things?
secret
What are the reactants and the product in a chemical reaction?
the staring of subtances
What are the adaptations of coral?
They stick themselves to hard subtances and stay there for the rest of there life.
What are adaptations of coral?
They stick themselves to hard subtances and stay there for the rest of there life.
Why do you need to use scientific method?
To measure the method ; and to mixed the other subtances ..
What are two ways that matches ignite?
when the y get on fire .and when subtances are formed and they reacte
