Harry’s Dad is an engineer. He is helping to build a tall wall from concrete. He puts metal rods into the concrete. Why does he add metal rods to the concrete?

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Grades 1 and 2 - Arts and Crafts - Elementary School - Materials and Structures — practice the complete quiz, review flashcards, or try a random question.

What are things made from? Why are a lot of houses built with bricks? Why are most shoes made from plastic and leather? Why are car engines made from metal?


Harry’s Dad is an engineer. He is helping to build a tall wall from concrete. He puts metal rods into the concrete. Why does he add metal rods to the concrete?