NEW
Font size
WorksheetsUses of radioactivity
Total questions: 10
Worksheet time: 5mins
True or False: Irridaiting food makes it radioactive and unsafe to eat
True
False
A geiger counter measures_____
Radiation
Electricity
Magnetism
Time
Which of these is a common medical use of radiation
Destroying cancer cells
Sterilizing equipment
Using X-rays to view inside the body
All of these
What type of radiation do smoke detectors emit?
Beta radiation
Gamma Radiation
X-rays
Alpha radiation
Which isotope of carbon is used in carbon dating?
carbon 6
carbon 12
carbon 13
carbon 14
Suggest way that a scientist can protect themselves against exposure when handling radioactive sources.
Storing sources in a lead–lined box using tongs
Goggles and gloves
Tie hair back
The mass of the atom is concentrated in the________ which contains _________and________
shell - protons - electrons
nucleus- neutrons - protons
nucleus - protons- electrons
shell - neutrons - protons
What is a use of radioactive materials in medicine?
oxygen masks
antibiotics
tracers
heat monitors
Artificial radiation is the radiation or nuclear energy that is released during nuclear reactions __________
from cosmic rays
in Earths crust
in nuclear reactors and nuclear bombs
in space
A fossil has 25% as much carbon 14 as a living sample. How many half-lives of carbon 14 have passed since the fossilized creature died?
1
2
3
4
