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WorksheetsMATTER & HEAT (4th Prim) SCIENCE
Total questions: 20
Worksheet time: 10mins
What is matter?
It is everything in Spain
It is everything around us
It is everything that is solid
It is everything that flies
There are 3 states of matter:
Rocks, water and air
Beaker, cylinder and lab
Solid, liquid and gas
They have definite volume and shape. They are...
Solids
Liquids
Gases
They have definite volume but not a definite shape. They are...
Solids
Liquids
Gases
They don't have definite volume or shape. They are...
Solids
Liquids
Gases
The changes in matter are reversible when...
they don't return to their original shape
they return to their original shape
The changes in matter are irreversible when...
they don't return to their original shape
they return to their original shape
The physical changes of matter are always...
reversible
irreversible
What are chemical changes?
When different forms of matter can react and make a new form of matter.
When different forms of matter can react and later come back to their original shape
When ice melts and becomes liquid
The Chemical Changes are always...
reversible
irreversible
What are the two types of chemical changes?
solid and liquid
combustion and oxidation
water and vapour
Pure substances are forms of matter with...
two or more types of particles
one type of particles
Mixtures are forms of matter with...
two or more types of particles
one type of particles
The two types of mixtures are called...
reversible and irreversible
homogeneous and heterogeneous
pure substances and solutions
How many methods can be used to separate mixtures?
2
1
5
10
What are the methods of separating mixtures?
Sieving, Filtration, Evaporation, Magnetic Separation & Distillation
Combustion & Oxidation
Solids, liquids and gases
What is a thermal insulator?
It's a material that can transfer thermal energy very well.
It's a material that cannot conduct thermal energy well.
What is a thermal conductor?
It's a material that can transfer thermal energy very well.
It's a material that cannot conduct thermal energy well.
Examples of renewable energies are...
wind, Sun & water
oil, gas & coal
Examples of non-renewable energies are...
wind, Sun & water
oil, gas & coal
