Font size
WorksheetsSCIENCE QUIZ
Total questions: 14
Worksheet time: 8mins
What is the lightest subatomic particle
atom
electron
proton
neutron
What is the name of the scientist
JJ Thomson
Neil Bohr
Rutherford
James Chadwick
Which particles are inside the nucleus?
Electrons
My crumbs from breakfast
Neutrons
Protons
Which statement best describes an isotope of an element?
they share an equal amount of neutrons
they have the same atomic #'s but with different mass #'s
they have the same mass #'s but with different atomic #'s
they have a different # (number) of protons
James Dalton proved that the true nature of the atom could best be described as resembling "plum pudding."
True
False
Neutrons have almost exactly the same mass as
electrons.
positrons.
protons.
quarks.
Electrons can best be described as having a
large size, positive charge.
very small size, positive charge.
large size, negative charge.
very small size, negative charge.
The word "electron" comes from the ancient Greek word meaning
amber.
to change or become flexible.
elektron.
electricity.
Rutherford concluded that the amount of positive charge varies
with the amount of electrons in the nucleus.
as the the amount of isotopes varies.
with the amount of neutrons in the nucleus.
with different elements.
Thompson was the first to discover a subatomic particle - the electron. What are the others?
neutrons & positrons
protons & neutrons
positrons & quarks
protons & positrons
