Atom & Periodic Table

Everything is made up of little tiny things called _____

• compounds
• molecules
• atoms
• solids

Tags

NGSS.MS-PS1-1

From the diagram, which particles are indicated with the arrow?

• electrons and protons
• protons and neutrons
• electrons and neutrons
• photons and nucleons

Tags

NGSS.MS-PS1-1

These particles orbit around the nucleus of an atom.  What are they called?

• electrons
• protons
• neutrons
• photons

Tags

NGSS.MS-PS1-1

In the center of the atom is something called _____

• the kernel
• the cell
• the nucleus
• the focal point

Tags

NGSS.MS-PS1-1

The protons and neutrons are inside of the nucleus, and contain almost all of _____

• the charge of the atom
• the volume of the atom
• the mass of the atom
• the kinetic energy of the atom

Tags

NGSS.MS-PS1-1

Of the three subatomic particles, which is the smallest and the lightest?

• protons 
• neutrons
• electrons
• They are all equal.

What are Subatomic Particles?

• The entire atom

• the tiny parts inside the atom

• The electron cloud and space surrounding the atom

Tags

NGSS.MS-PS1-1

a row on the Periodic Table of Elements

• family

• period

• row

• isotope

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2

period

• Elements that occur in vertical columns on the periodic table.

• A horizontal row of elements in the periodic table

• Found in group two of the periodic table; highly reactive

• A subatomic particle that has a negative charge

The electrons in the outermost shell (main energy level) of an atom; these are the electrons involved in forming bonds

• alkali metals (group 1)

• Halogens (Group 17)

• atomic number

• valence electrons

Tags

NGSS.HS-PS1-1

NGSS.HS-PS1-2