Answer :
Answer:
Explanation:
Semiconductors conduct electricity when 1. their temperature increases or when engineers add impurities to them.
In LED lighting, semiconductors convert 1. electrical energy into light in a process called electroluminescence.
Answer:
Explanation:
Semiconductors conduct electricity when (1. their temperature increases) or when engineers add impurities to them.
In LED lighting, semiconductors convert (1. electrical) energy into light in a process called electroluminescence.