Waterproof materials: plan and do | Science | Quizalize & Oak National Academy

Starter quiz

A career is...
- a kind of car
- a plant
- a job that a person chooses to do ✓
- someone who looks after someone else
True or false? Science jobs are only for boys.
- True
- False ✓
Which of these jobs needs clothes that keep them safe from heat?
- a dancer
- a chef ✓
- a vet
Which of these is a type of material?
- fireproof
- bendy
- fabric ✓
- plastic ✓
- shiny
Which of these are properties of materials?
- glass
- dull ✓
- wood
- smooth ✓
Scientists investigate the properties of materials. What does investigate mean?
- Investigate means testing things and finding out more. ✓
- Investigate means guessing answers.
- Investigate means writing things down.

Exit quiz

In rainy weather, which property do wellies, coats and umbrellas all need to have?
- waterproof ✓
- colourful
- shiny
True of false? All materials are waterproof.
- 'false' ✓
A material that is waterproof...
- does not let light pass through it
- does not let heat pass through it
- does not let water pass through it ✓
Which of these items of clothing must a firefighter wear?
- a pair of shorts
- a sun hat
- a flameproof coat ✓
How do scientists check which materials are waterproof?
- they measure each material
- they test each material ✓
- they count each material
Match the object to the suitable material.
- paper
  
  ⇔
  
  a book ✓
- glass
  
  ⇔
  
  a jar ✓
- plastic
  
  ⇔
  
  a pot ✓
- metal
  
  ⇔
  
  a key ✓

Worksheet

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Presentation

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Lesson Details

Key learning points

The properties of materials make them suitable or not suitable for different jobs.
Being waterproof is one type of simple property.
If a material is waterproof it does not let water pass through it.
Some materials are waterproof and some materials are not.
Scientists test materials to find out which are waterproof and which are not.

Common misconception

Children may instinctively classify objects by observational similarities or through knowledge of use rather than by the material from which the objects are made.

Importance of testing each material to check if we are correct and not to rely on what we think we already know. Scientists ask questions and test their ideas.

Keywords

Material - A material is what an object is made from. An object can be made from more than one material.
Properties - The describing words we use for a material are called its properties.
Suitable - Someone or something that is suitable for a particular purpose or occasion is right or acceptable for it.
Waterproof - A waterproof material does not allow any water to pass through it.
Investigate - When scientists investigate they are trying to find out what happens when something is changed.