Module 8: Classification & States of Matter

Matter is made up of atoms.

• True
• False

Tags

NGSS.MS-PS1-1

Each of the following is a state of matter EXCEPT _____.

• solid
• gas
• liquid
• density

Tags

NGSS.MS-PS1-4

A polar covalent bond substance will only dissolve in a ___________ substance. A nonpolar covalent bond substance will only dissolve in a ___________ substance.

• Polar Covalent Bond; Polar Covalent Bond
• Polar Covalent Bond; Nonpolar Covalent Bond
• Nonpolar Covalent Bond; Nonpolar Covalent Bond
• Nonpolar Covalent Bond; Polar Covalent Bond

Kinetic energy is measured by _____________, and is the _____________ of particles.

• temperature; motion
• State of Matter; motion
• temperature; distance
• State of Matter; distance

Tags

NGSS.MS-PS1-4

NGSS.MS-PS3-4

The model shown represents a compound of hydrazine, a chemical in rocket fuel. The blue spheres represent nitrogen atoms, and the white spheres represent hydrogen atoms. Based on the model, what is the atomic composition of hydrazine?

• 1 atom of nitrogen and 1 atom of hydrogen
• 4 atoms of nitrogen and 2 atoms of hydrogen
• 2 atoms of nitrogen and 2 atoms of hydrogen
• 2 atoms of nitrogen and 4 atoms of hydrogen

Tags

NGSS.MS-PS1-1

At what State of Matter are the attractive forces between the particles the strongest?

• plasma
• gas
• liquid
• solid

The sum of all the potential energy (PE), kinetic energy (KE), and mass of an object equals its _______.

• thermal energy (TE)
• kinetic energy (KE)
• potential energy (PE)
• force

(Observe the number that the arrow is pointed at.) In a chemical formula, this number represents the number of atoms in the compound and is displayed as a __________________.

• superscript
• italicized font
• bold font
• subscript

In the gaseous state of matter, when the pressure goes up, the volume will _______________________.

• not change
• go up
• go down

What type of compound bond is not attracted to like compounds, and therefore won't clump or form extended structures.

• ionic
• elemental
• polar covalent
• nonpolar covalent