See what we can offer to your school
"SimpleStudy just makes sense...”
Get the best plan for your school
12 questions from this quiz
A random process
Becquerel (Bq)
Number of decays recorded per second
A helium nucleus (2 protons, 2 neutrons)
Highly ionising
5 cm
An electron
A sheet of paper
4
2
It increases by 1
Don't change charge or mass
Select your subjects, and get access to A+ resources today.