Catch the semiconductors

Exercise and reference answers

Items

1. Matches the category

   Yes

   Item

   Silicon

2. Matches the category

   Yes

   Item

   Germanium

3. Matches the category

   Yes

   Item

   GaAs

4. Matches the category

   Yes

   Item

   CdS

5. Matches the category

   Yes

   Item

   Anthracene

6. Matches the category

   No

   Item

   Triode

7. Matches the category

   No

   Item

   Pentode

8. Matches the category

   No

   Item

   Valve

Category

Semiconductors

Instructions

Catch the semiconductor materials. Let the vacuum tubes fall.

Explanation