Physical Science Review Test

What does the number 22 represent?

• atomic number

• chemical symbol

• element name

• atomic mass

All substances are made of ________.

• proteins

• compounds

• elements

• water

On the Periodic Table of Elements, what is a vertical column of elements called?

• a Period

• a Colony

• a structure

• a Group

What does the number 20.1797 represent?

• atomic mass

• atomic number

• density

Particles are closed and regular arrangement

• Solid

• Liquid

• Gas

Definite and fixed

• Solid

• Liquid

• Gas

Big space between particles

• Solid

• Liquid

• Gas

Gas particles are...

• tightly packed.
• loosely bonded and flowing.
• free to fly in all directions.
• so hot that the electrons are removed from the nucleus.

Which type of vaporization happens at the heat source (or the bottom)?

• Vaporization
• Boiling
• Evaporation
• Sublimation

Liquid particles are...

• tightly packed
• loosely bonded and flowing
• free to fly in all directions
• so hot that the electrons are removed from the nucleus.