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Jellies are very weak materials. You wouldn't build a house with them!

Materials - Weak And Strong

This Science quiz is called 'Materials - Weak And Strong' and it has been written by teachers to help you if you are studying the subject at elementary school. Playing educational quizzes is an enjoyable way to learn if you are in the 3rd, 4th or 5th grade - aged 8 to 11.

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You know that some materials are hard and others are soft. Some break easily but others do not. Some materials are weak and some are strong. Wool is soft, but if you pull it, it is quite strong. A glass vase is solid. It is hard to the touch. But it can break easily - it is weak if it is dropped. Here are ten questions about the strength of materials. Can you get full marks?

Click on the pictures for a closer look.

1 .

Spoons go through ice cream easily. This is because ice cream is a ____ material.

Solid

Strong

Weak

Transparent

Which flavor of ice cream do you like best?

2 .

Trains run on tracks. The tracks are made of steel. This is because steel is very ______.

Long

Strong

Weak

Elastic

Never go near railroad lines

3 .

It is Mark’s birthday. He is having a party. He is given a birthday card. There is a birthday cake with icing on it. There are candles on the cake. Afterwards, they all eat jelly. All these materials are weak. But which one of these materials is the weakest?

Candle wax

Cake with icing

Birthday card

Jelly

Do you like to eat jelly?

4 .

Ellie is eating ice-cream out of a glass dish. She accidentally knocks the glass dish off the table and onto the floor. What will happen?

The glass dish will bounce

The glass dish will bend

The glass dish will break

The glass dish will catch fire

If you do break a glass, always ask an adult to see to it

5 .

Which of these can you cut with scissors?

Card

Stone

Steel

Wood

What do you like making at school?

6 .

The lead in a pencil breaks quite easily. The lead in a pencil is weak. Some people try to break the pencil itself. But it is hard to break pencils. This shows that:

Pencil lead is quite strong

Pencil lead is very strong

Wood is quite strong

Wood is weak

Wood is surprisingly strong

7 .

String is very bendy and flexible. But if you pull on string it is very hard to pull apart. You need scissors to cut string. This is because string is: