Worksheets1.3 Physical & Chemical Changes + Density
Total questions: 17
Worksheet time: 9mins
Changes in the state of matter (solids, liquids, gases) are always _________ changes.
Chemical
Physical
Permanent
Irreversible
____ can be used to separate substances based on the size of their particles.
Distillation
Filtration
Precipitation
Chromatography
When a physical change occurs, ___ does not change
Color
Size
Weight
Composition
In a chemical change, ____ is changed unlike in a physical change.
Color
Size
Weight
Composition
Distillation is a process used to separate liquid mixtures due to differences in their _____.
Melting Point
Boiling Point
Particle Size
Freezing points
What method can be used to separate parts of a liquid mixture when the entire mixture can pass through a filter?
Distillation
Filtration
Precipitation
Chromatography
A bicycle chain rusting is a ___ change
Physical
Chemical
A chocolate bar melting is a ___ change
Physical
Chemical
Silver jewelry tarnishing is a ___ change
Physical
Chemical
Any biological change is a ___ change
Physical
Chemical
Boiling water is a ___ change
Physical
Chemical
Burning paper is a ___ change
Physical
Chemical
Ripping paper is a ___ change
Physical
Chemical
Grass growing is a ___ change
Physical
Chemical
To calculate Density
divide mass by volume
multiply mass times volume
divide volume by mass
subtract mass from volume
To calculate Mass
divide density by volume
multiply density times volume
divide volume by density
subtract density from volume
To calculate Volume
divide mass by density
multiply mass times density
divide density by mass
subtract mass from density
