Question

radiation B2

Accepted Answer

nounRadiation consists of very small particles of a radioactive substance. Large amounts of radiation can cause illness and death .They fear the long term effects of radiation.If the cancer returns, radiation therapy is successful in 90 per cent of cases.Radiation is energy, especially heat, that comes from a particular source.The satellite will study energy radiation from stars.

word	radiation
definition	noun Radiation consists of very small particles of a radioactive substance. Large amounts of radiation can cause illness and death . They fear the long term effects of radiation. If the cancer returns, radiation therapy is successful in 90 per cent of cases. Radiation is energy, especially heat, that comes from a particular source. The satellite will study energy radiation from stars.
cefr-level	B2

Radiation Noun Consists Small Particles Radioactive Substance Large