19
Read the text again and the questions below. Choose one question
and ask one of your groupmates this question. Comment on his/her answer
1. What effects does an electric current produce?
2.
How does the thermal effect manifest itself?
3. What happens when an electric current passes through a conductor?
4. Why does the heat produced by an electric current have to be reduced
and how can it be reduced?
5. What is the meaning of luminous effect of the current?
6. What happens when a current ionizes a gas?
7. What is electrolysis?
8. What are the three applications of the magnetic field?
Read the information on the effects of an electric current again. Add
topic related words and word combinations into your personal professional
glossary
Fill in the diagram about the effects of an electric current and their
practical application
Fig.3
Compose a dialogue with your groupmate using the diagram,
information from the texts and your background knowledge. Try to use the
key terms whenever it is necessary
Effects of
electric
current
heating effect
use of electric
motor
chemical
effect
