Power Generation, Transmission and Distribution

1. All of the following power plants used steam to drive the turbines to produce electricity EXCEPT

• Hydropower

• Nuclear

• Coal-fired

• Geothermal

2. Transformers are used to raise the voltage along substations and lower it for residential consumption. What kind of transformers are used to raise the voltage?

• Step-up

• Step-down

• neither of the two

• both

2. Transformers are used to raise the voltage along substations and lower it for residential consumption. What kind of transformers are used to raise the voltage?

• Step-up

• Step-down

• neither of the two

• both

Tags

NGSS.HS-PS3-3

3. Shayne turned on a lamp switch in her own room. Which of the following is the correct path of electrical power that can be traced back to the source?

• a. distribution substations --- transmission substations --- power plants --- residences

• b. residences ---distribution substations --- power plants ---transmission substations

• c. power plant --- transmission substations ---distribution substations ---residences

• d. transmission substation --- power plants --- residences ---distribution substations

4. What are the parts of a power system?

• a. generation, transmission and distribution

• b. generation, transformer and distribution

• c. generation, transmission and transformer

• d. motor, transmission and distribution

5. How is electricity generated?

• a. By the use of turbines

• b. By the use of electricity

• c. By the use of substations

• d. By the use of transmission lines

Tags

NGSS.HS-PS3-3