Font size
Worksheets9.1-9.2 Science Quiz
Total questions: 10
Worksheet time: 6mins
An electron has a negative charge
True
False
If you were to divide an element into smaller and smaller pieces, what would the smallest piece be
meatballs
nucleus
atom
protons
what is an electron cloud?
an area around a nucleus where a proton is most likely located
an area around an atomic nucleus where an electron is most likely located
a cloud holding electrons
mamas spaghetti and meatballs
scientists now know that atoms contain a dense, positive nucleus surrounded by a?
meatball sub
proton cloud
nuetron cloud
electron cloud
a proton has a negative charge
true
false
neutron's are:
an unnatural particle hat exists in the cloud
a nuetral particle that exists in my meatball sub
a nuetral particle that exists in the nucleus of an atom
a particle that makes a proton
an element's average atomic mass is calculated using the mass of its.......
isotopes
protons
neutrons
electrons
what is the formula for fiding the mass number of an atom?
n+p=m
p=n+m
m=p+p
n=p+m
an atom that is no longer nuetral because it has gained or lost electrons.
(a)
an atom with the same element that have a different number of nuetrons.
(a)
