Matter and Change Vocab Quiz

Anything that has volume and mass

• matter
• element
• nucleus
• proton
• electron

combined number of protons and neutrons in the nucleus of an atom

• mass number
• matter
• element
• nucleus
• proton

positively charged center of the atom made up of protons, and neutrons, surrounded by electrons in energy levels

• nucleus
• matter
• element
• proton
• electron

tiny atomic particle that is electrically neutral and has about the same mass as a proton

• neutron
• matter
• element
• nucleus
• proton

tiny atomic particle that has mass and a positive electric charge

• proton
• matter
• element
• nucleus
• electron

an atom that has gained or lost an electron

• ion
• matter
• element
• nucleus
• proton

an atom of the same element that has a different mass number than the element but has the same chemical properties

• isotope
• matter
• element
• nucleus
• proton

natural or artificial substance that cannot be broken down into simpler substances by chemical or physical means

• element
• matter
• nucleus
• proton
• electron

tiny atomic particle with little mass and a negative electric charge; at atom's electrons are equal in number to its protons and are located in a cloudlike region surrounding the nucleus

• electron
• matter
• element
• nucleus
• proton

number of protons contained in an atom's nucleus

• atomic number
• matter
• element
• nucleus
• proton