Things that return to original shape

Q. Ram wants to make a catapult. Which of the following materials can he use?

1. Rubber
2. Stone
3. Paper
4. Glass

Q. Ram wants to make a catapult. Which of the following materials can he use to throw a stone with the catapult?

1. Rubber
2. Woolen thread
3. Steel wire
4. Plastic wire

Q. Which material can be used to make the string of the bow?

1. Plastic
2. Wood
3. Rubber
4. Glass

Q. Which material can be used to make the string of the bow?

1. Plastic
2. Wood
3. Rubber
4. Glass