Materials and Matter
Each subtopic includes About section, revision page link, 10 preview questions, and practice CTAs.
States of Matter: Solids, Liquids, and Gases
SubtopicStates of Matter: Solids, Liquids, and Gases under Materials and Matter for Grade 4 IB.
Preview questions (no answers)
- 1.
What is the solid state of water called?
A.Vapor
B.Ice
C.Rain
D.Mist
- 2.
Which state of matter will flow and settle at the bottom of a container due to gravity?
A.Liquid
B.Gas
C.Vapor
D.Smoke
- 3.
Which of these is a solid item often used as a toy?
A.Air
B.Water
C.Fruit juice
D.A plastic building block
Download the worksheet for Materials and Matter - States of Matter: Solids, Liquids, and Gases to practice offline. It includes additional chapter-level practice questions.
Properties of Materials and Their Uses
SubtopicProperties of Materials and Their Uses under Materials and Matter for Grade 4 IB.
Preview questions (no answers)
- 1.
Which property is most important for a material used to make a life jacket?
A.It must be heavy
B.It must be able to float
C.It must be transparent
D.It must be magnetic
- 2.
Which of these materials is natural and comes from the ground?
A.Nylon
B.Stone
C.Plastic
D.Glass
- 3.
Which material is often used for electrical plugs because it does not conduct electricity?
A.Copper
B.Silver
C.Plastic
D.Gold
Download the worksheet for Materials and Matter - Properties of Materials and Their Uses to practice offline. It includes additional chapter-level practice questions.
Reversible and Irreversible Changes
SubtopicReversible and Irreversible Changes under Materials and Matter for Grade 4 IB.
Preview questions (no answers)
- 1.
Which of these is a way to reverse the change of melting silver?
A.Heating it more
B.Adding water
C.Cooling it down
D.Stirring it
- 2.
When we say a change is 'irreversible', what do we mean?
A.It can be turned back easily
B.It cannot be turned back to how it was before
C.It only happens when things are cold
D.It happens very quickly
- 3.
What kind of change is occurring when you use a pencil and the lead leaves marks on the paper?
A.A reversible change (you can erase it)
B.An irreversible change (the lead is gone)
C.A melting change
D.A freezing change
Download the worksheet for Materials and Matter - Reversible and Irreversible Changes to practice offline. It includes additional chapter-level practice questions.
Mixing and Separating Substances
SubtopicMixing and Separating Substances under Materials and Matter for Grade 4 IB.
Preview questions (no answers)
- 1.
Which process uses heat to separate a solid that has dissolved in a liquid?
A.Sieving
B.Filtration
C.Evaporation
D.Decanting
- 2.
Which of the following is an example of a solid-solid mixture?
A.Saltwater
B.A bowl of mixed coins
C.Milkshake
D.Lemonade
- 3.
If you are separating a mixture by 'decanting', you are:
A.Using a magnet
B.Boiling the liquid away
C.Carefully pouring the top liquid into another container
D.Crushing the solid into smaller pieces
Download the worksheet for Materials and Matter - Mixing and Separating Substances to practice offline. It includes additional chapter-level practice questions.