4.2.5 uses and dangers of radiation

Question 1

usage

Answer 1

we should not eat or drink when using radioactive source as it can enter the body and damage the DNA.

Question 2

reduce exposure

Answer 2

we should minimise our skin exposure from the radioactive source

Question 3

handling

Answer 3

radioactive source should not be handed directly. Using rubber gloves when handling and washing your hands can reduce radioactive ions entering your body.

Question 4

storage

Answer 4

radioactive source should be stored by lead boxes and away from people for safety reasons

Question 5

irradiation

Answer 5

is when something exposed to radiation on its outside.
you can reduce irradiation by standing behind lead material.
when radioactive source irradiates an object - the object does not become radioactive.

Question 6

contamination

Answer 6

is when radioactive substance occurs from inside of something
radioactive contamination is when radioactive atoms or molecules get exposed on unwanted materials.