Year 4

To learn about electrical systems

In this lesson, we will learn that electrical systems have an input, process and output. This lesson includes some physical activity, please make sure your child is adequately supervised.

Year 4

To learn about electrical systems

In this lesson, we will learn that electrical systems have an input, process and output. This lesson includes some physical activity, please make sure your child is adequately supervised.

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Lesson details

Key learning points

  1. that mechanical and electrical systems have an input, process and output
  2. how well products achieve their purposes

Equipment

Aluminium foil, paper fasteners, paper clips, card, paper clips, buzzers, bulbs, bulb holders, batteries, battery holders, scissors, copper tape, Computer/iPad

Content guidance

  • Equipment requiring safe usage.

Supervision

Adult supervision recommended

Licence

This content is made available by Oak National Academy Limited and its partners and licensed under Oak’s terms & conditions (Collection 1), except where otherwise stated.

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5 Questions

Q1.
Which of these products uses electricity?
A hairbrush.
Correct answer: A hairdryer.
Hair.
Q2.
Which of these electrical products is used to clean clothes?
A tumble dryer.
Correct answer: A washing machine.
Q3.
What does a bulb do?
Correct answer: it makes light.
it makes noise.
Q4.
Which of these electrical devices main use is to produce light?
Correct answer: a desk lamp.
a vacuum cleaner.
Q5.
Select the option that best describes this electrical product.
An image in a quiz
Correct answer: It is a device for heating water.
It is a device for making ice.

5 Questions

Q1.
True or false, a switch is an input device?
False.
Correct answer: True.
Q2.
What is the correct name of this electrical component?
An image in a quiz
A battery.
A buzzer.
An input device.
Correct answer: An LED.
Q3.
Which type of electricity is used to make portable products work?
Correct answer: Batteries.
Mains electricity.
Potential.
Q4.
What should always be kept away from electrical products?
Air.
Plastic.
Correct answer: Water.
Q5.
True or false, a bulb is an input device?
Correct answer: False.
True.