PHYSICS - Electricity - Power Stations and National Grid

PHYSICS - Electricity - Power Stations and National Grid

Assessment

Interactive Video

Science, Physics, Chemistry, Business, Architecture, Engineering, Other

6th Grade - University

Hard

Created by

Quizizz Content

FREE Resource

The video discusses the generation and transmission of electricity, highlighting the fact that over 1 billion people lack access to it. It covers various methods of electricity generation, including renewable and non-renewable sources, with a focus on fossil fuel power stations. The process of electricity transmission through the national grid is explained, emphasizing the role of transformers in reducing energy loss. The video aims to provide a comprehensive understanding of how electricity reaches our homes.

Read more

5 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following is NOT a renewable source of energy?

Wind turbines

Biomass

Solar panels

Nuclear

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the primary fuel used in most power stations to generate electricity?

Oil

Biomass

Coal

Natural gas

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

In a fossil fuel power station, what is the steam used for?

Turning a turbine

Heating water

Reducing emissions

Cooling the generator

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

What is the purpose of a step-up transformer in the national grid?

To increase voltage and decrease current

To convert AC to DC

To decrease voltage and increase current

To store electricity

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Why is it important to reduce the current in electricity transmission?

To reduce energy loss as heat

To improve the quality of electricity

To increase the speed of electricity

To make electricity safer