Properties and Changes of Materials

Which of these materials are natural (not man-made) materials? Choose more than 1

• wood

• plastic

• sand

• glass

What does the word permeable mean?

• The material is likely to set on fire

• The material lets liquids or gases through it

• The material is waterproof

• The material bends easily

Why is plastic used for electrical plugs?

• It looks nice

• It insulates electricity

• It is cheap to buy

• It conducts electricity easily

Tick all of the materials that will dissolve in water...

• Salt

• Sugar

• Sand

• Coffee

Tags

NGSS.MS-PS1-2

Which 2 of the following can speed up the dissolving process?

• Hot water

• More stirs

• Less stirs

• Cold water

Tags

NGSS.MS-PS1-4

What is the scientific word for something that does not dissolve in liquid?

• Soluble

• Stubborn

• Solution

• Insoluble

Which of the following changes are irreversible?

• Toast made from bread

• Melting chocolate

• Water changing to steam

• Water freezing to ice

Tags

NGSS.5-PS1-4

Mixing Bicarbonate of Soda and Vinegar creates carbon dioxide, a gas that is useful for...(choose 3)

• Making drinks fizzy

• Cooling food on aeroplanes and trains

• Putting out fires

• Breathing in to give humans energy

Tags

NGSS.MS-PS1-2

NGSS.MS-PS1-5

Which of these materials is used to make pans to cook with?

• Plastic

• Wood

• Metal

• Glass

Tags

NGSS.MS-ETS1-1

Which scientific word means bendy? This is a property of rubber, paper and fabric.