Respuesta :
To calculate power, multiply voltage measured in volts by currents measured in amps.
Answer to U4 Test:
1. A
2. C
3. D
4. C
5. B
6. D
7. D
8. B
9. C
10. B
11. D
12. D
13. C
14. C
15. Repel, attract
16. Circuit
17. Volts, current
18. Poles
19. Perpendicular
20. Current
21. coal
22-29. You have to do on your own, sadly.