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WorksheetsPhase Change/Elements
Total questions: 20
Worksheet time: 10mins
True or False: Each Element has a unique atom that is specific to that element
True
False
The periodic table is organized in what way?
By who discovered it
By the date of discovery
By size of atom
By color
The periodic table can also be grouped into what groups?
Metals and Metalloids
Metals, Nonmetals, Metalloids
Liquids, gasses, and solids
Explosives and Nonexplosives
What is NOT included on a basic periodic table element square?
Name of element
Chemical Symbol
Atomic Number
Freezing Point
When a substance goes from a liquid to a gas, what phase change is happening?
Melting
Vaporization
Freezing
Condensation
When a substance changes from a gas to a liquid, what phase change is happening?
Condensation
Freezing
Sublimation
Melting
Sublimation involves which two states of matter?
Solid to gas
Liquid to solid
Gas to liquid
Solid to liquid
Dew on the grass in the morning is an example of...
Vaporization
Freezing
Melting
Condensation
Frost on your window is an example of...
Freezing
Deposition
Vaporization
Sublimation
This substance is being...
Heated
Cooled
How many states of matter are represented in this graph?
1
2
3
4
Which Segment represents the point at which a liquid is turning into a gas?
A
B
C
D
Which segment represents melting point?
A
B
D
E
The horizontal row on the periodic table is called a
group
period
family
atomic number
A vertical column is called a
group
period
family
atomic number
An atom is made of what three parts?
Protons, neutrons, electrons
protons, quarks, electrons
elements, metals, nonmetals
periods, groups, quarks
A phase change is a chemical or physical change?
Chemical
Physical
When an object undergoes phase change, its mass...
increases
stays the same
decreases
At a higher temperature
particles in an objects have less energy
particles in an object move faster
a gas contracts
What is the basic unit of matter and is the smallest particle of an element?
elements
compounds
atoms
molecules
