unit 1
where are protons located
nucleus
is hammering out gold a physical change or a chemical change
physical change
what is a force
a push or a pull in a object
does there have to be wind for a hurricane to form
yes
what charge do neutrons have
neutral
what is a subscript
represents the number of atoms of the element
what is a balanced force
a object that stays still or moves in the same direction
how warm does the water have to be for a hurricane to form
80 degrees or higher
what is the charge of a proton
positive
what is a chemical symbol
a letter or pair of letters that represent a element
what is a unbalanced force
a force that causes a object to change direction or position
does cool air become more dense or less dense
more dense
what is the mass of a neutron
1 AMU
is mixing two liquids and it makes a solid a chemical change or a physical change
chemical change
what is net force
the overall force acting on a object
does warm air become more dense or less dense
less dense
where are electrons located
electron cloud
is metal rusting a chemical change or a physical change
chemical change
what is inertia
a tenancy to do nothing or remain unchanged
what is a convection current
when warm fluids rise and cold fluids sink