Exam practice Term 4 Flashcards
1
Q
What is a proton
A
Subatomic particle with a positive electrical charge
2
Q
What is a neutron
A
One of the three subatomc particles that make up an atom
3
Q
what is the difference between a proton and a neutron
A
their electrical charge
4
Q
Which type of nuclear radiation travels at the speed of light
A
gamma radiation
5
Q
Different isotopes of the same element contain different numbers of
A
Neutron
6
Q
How many electrons are there in every neutral atom of hydrogen
A
One
7
Q
A
