Terms to Learn #4 ATOMS

What is the smallest unit of matter; made of electrons, neutrons, and protons?

• atom

• element

• chemical symbol

• proton

Tags

NGSS.MS-PS1-1

What is a pure substance made of only one kind of atom called?

• element

• atomic number

• nucleus

• The teacher didn't tell us.

What is the positively charged particle that is in the nucleus of an atom called?

• electron

• proton

• neutron

• atomic number

What is the particle in the nucleus of an atom with no charge called?

• neutron

• Electron

• Proton

• ton

What is the negatively charged particle that orbits the nucleus of an atom called?

• sodium

• nucleus

• symbol

• electron

What is the center of the atom that contains protons and neutrons and has a positive charge called?

• Chemical Symbol

• atom central

• electron

• nucleus

What are characteristics of matter that can be observed with your senses called?

• Physical Property

• Periodic Table

• element

• nucleus

Tags

NGSS.MS-PS1-2

What is the chart that organizes all known elements by their physical and chemical properties called?

• Periodic Table of Elements

• Kitchen Table of Particles

• Periodic Chart of numbers

• No such thing!

What is the number in each box of the periodic table that represents (tells) the number of protons in the nucleus of each atom called?

• Chemical Symbol

• Atomic Name

• Element

• Atomic Number

What is the letter or letters in each box of the periodic table that represents

(tells) the name of an element?

• Chemical Symbol

• Proton Symbol

• Electron Cloud

• Name Symbol