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WorksheetsElements, compounds and mixtures, Physical and Chemical (5)
Total questions: 37
Worksheet time: 1hrs 5mins
Research the element symbol of this element, compound or mixture: Water
Research the element symbol of this element, compound or mixture: Carbon Dioxide
Research the element symbol of this element, compound or mixture: Salt
Research the element symbol of this element, compound or mixture: Sugar
Research the element symbol of this element, compound or mixture: Copper Sulphate
Research the element symbol of this element, compound or mixture: Vinegar
Research the element symbol of this element, compound or mixture: Hydrogen
Research the element symbol of this element, compound or mixture: blood
Research the element symbol of this element, compound or mixture: methane
Research the element symbol of this element, compound or mixture: concrete
Research the element symbol of this element, compound or mixture: gasoline
Research the element symbol of this element, compound or mixture: diamond
Research the element symbol of this element, compound or mixture: ammonia
Research the element symbol of this element, compound or mixture: uranium
Research the element symbol of this element, compound or mixture: silicon
Research the element symbol of this element, compound or mixture: bronze
Pick the right word:
Ninety-two different kinds of ____ occur naturally.
atom
element
particles
compound
mixture
Pick the right word:
These are the basic ___ from which materials are made.
atom
element
particles
compound
mixture
Pick the right word:
We call a substance made from only one kind of atom a pure ___.
atom
element
particles
compound
mixture
Pick the right word:
The atoms of different elements may combine to form a ____.
atom
element
particles
compound
mixture
Pick the right word:
In a ____ different substances are connected together, but their atoms have not reacted to make new compounds.
atom
element
particles
compound
mixture
Pick the right word:
Melting is an example of a ___.
chemical change
physical change
reversed
permanent
react
Pick the right word:
This type of change can be ___.
chemical change
physical change
reversed
permanent
react
Pick the right word:
A ___ such as burning is ___.
chemical change
physical change
reversed
permanent
react
Pick the right word:
In this type of change substances ___ to form new compounds.
chemical change
physical change
reversed
permanent
react
Is this a Physical or a Chemical change?
Baking Bread
Physical change
Chemical change
Baking Bread
A) If this is a Physical change, how can you reverse it?
B) If this is a Chemical change, then why it can not be undone?
Is this a Physical or a Chemical change?
Frying an Egg
Physical change
Chemical change
Frying an Egg
A) If this is a Physical change, how can you reverse it?
B) If this is a Chemical change, then why it can not be undone?
Is this a Physical or a Chemical change?
Freezing water to make ice
Physical change
Chemical change
Freezing water to make ice
A) If this is a Physical change, how can you reverse it?
B) If this is a Chemical change, then why it can not be undone?
Is this a Physical or a Chemical change?
Lighting a match
Physical change
Chemical change
Lighting a match
A) If this is a Physical change, how can you reverse it?
B) If this is a Chemical change, then why it can not be undone?
Is this a Physical or a Chemical change?
Mixing sulphur and Iron fillings
Physical change
Chemical change
Mixing sulphur and Iron fillings
A) If this is a Physical change, how can you reverse it?
B) If this is a Chemical change, then why it can not be undone?
Is this a Physical or a Chemical change?
Melting candle wax
Physical change
Chemical change
Melting candle wax
A) If this is a Physical change, how can you reverse it?
B) If this is a Chemical change, then why it can not be undone?
