1. rigid2. elastic3. flexible

This material is easy to stretch and returns to its original (starting) length when let go because it is:

1. fragile2. flimsy3. durable

The material asphalt is used to build roads. It needs to be:

1. transparent2. fragile3. flexible

Glass breaks easily because it is:

1. bendy2. opaque3. buoyant

This float is being used to mark some dangerous rocks below the water. It needs to be made of a material which is:

1. will not catch fire easily2. will not bend easily3. is easy to clean

This cot is made of a very rigid material. This means it:

Glass is used for windows because it is:1. translucent2. transparent3. opaque

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This flexible ruler is probably made of: 1. iron ( a type of metal)2. glass3. rubber

The material for this parachute needs to be:1. lightweight and transparent2. strong and colourful3. strong and lightweight

Sponges are very absorbent. This means that they:1. do not change shape when they are wet2. can take in and hold a lot of water3. are waterproof

The material for an umbrella should be:1. absorbent and durable2. absorbent and heavy3. waterproof and light