Flip and pair: material with its class

Exercise and reference answers

Matching pairs

1. A

   Silicon

   B

   elemental semiconductor

2. A

   Gallium arsenide

   B

   compound semiconductor

3. A

   Copper

   B

   metal

4. A

   Intrinsic

   B

   pure semiconductor

5. A

   Holes

   B

   a charge carrier

Explanation