U7 GS Vocab Check: Properties of Atoms

An atom is the _______particle of an element that still retians the properties of the element.

• smallest

• biggest

• most positive

• most negative

Tags

NGSS.MS-PS1-1

Electrons are the particles surrounding the center of an atom that have a charge of

• atom

• +1

• 0

• -1

Tags

NGSS.MS-PS2-3

Mass number is the sum of the number of ___________ and ____________ in an atom's nucleus.

• electrons and protons

• electrons and neutrons

• protons and neutrons

The periodic table is an organized list of all known ___________ that are arranged by increasing _______ number and by changes in chemical and physical properties

• compounds; atomic

• elements; atomic

• compuonds; mass

• elements; mass

The electron cloud is the area around the nucleus of an atom where the atom's _______are most likely to be found.

• electrons

• nucleus

• protons

• neutrons