Amplify Chemical Reactions

What is the term for the mass of a substance per unit volume?

• Mass

• Weight

• Density

• Volume

What is the temperature at which a substance changes from the solid phase to the liquid phase?

• Melting point

• Boiling point

• Freezing point

• Sublimation point

What is something that can be observed about a substance, such as color, smell, or boiling point?

• Attribute

• Characteristic

• Property

• Feature

Tags

NGSS.MS-PS1-2

Will the properties of two samples made of different repeating groups of atoms likely be the same or different?

• Same

• Different

• Similar

• Identical

Tags

NGSS.MS-PS1-1

What is the process called when a solid turns into a liquid?

• Freezing

• Melting

• Condensation

• Evaporation

What do we call the substances that are produced as a result of a chemical reaction?

• Reagents

• Catalysts

• Products

• Intermediates

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

What is the term for substances that undergo a chemical change in a reaction?

• Products

• Catalysts

• Reactants

• Inhibitors

Tags

NGSS.MS-PS1-2

What is the term for the energy required to break bonds in a chemical reaction?

• Activation energy

• Bond energy

• Thermal energy

• Kinetic energy

Tags

NGSS.HS-PS1-4

What are the tiny pieces that all matter is made of?

• Molecules

• Atoms

• Cells

• Particles

Tags

NGSS.MS-PS1-1

What is the term for a change in which a new substance is formed?

• Physical change

• Chemical change

• Biological change

• Mechanical change

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5