CONNECT
The environment faces significant challenges due to increasing urbanization and rising carbon emissions. In this context, the implementation of sustainable technologies, such as presence sensors in devices like fans, plays a crucial role in reducing energy consumption and conserving natural resources.
Presence sensors allow devices, such as fans, to operate only when necessary, automatically activating when they detect people in the environment and turning off when no one is present. This not only reduces energy waste but also extends the lifespan of equipment, contributing to reduced resource consumption and waste associated with the production and disposal of electronic devices.
Fans with presence sensors can significantly improve indoor comfort by ensuring proper air circulation only when needed, without the need for manual intervention. This not only provides a more pleasant environment for occupants but also helps minimize the use of more energy-intensive cooling systems, such as air conditioning.
By adopting sustainable technologies in our daily practices, we can contribute to environmental protection and build a more sustainable future.
Watch the video “MAN AND THE ENVIRONMENT”:
CONTEMPLATE
• What is the importance of adopting sustainable technologies to preserve the environment?
• In addition to fans, in which other devices can we use presence sensors to prevent waste?
ACTIVITY PROPOSAL
FAN WITH SENSOR
Ceiling fans with sensors are a popular choice due to their advanced features such as air quality sensors, remote control, and energy efficiency. They improve the comfort of environments by automatically adjusting their speed and providing more effective air circulation.
BUILD
Build a fan with a sensor using the pieces from the LEGO® EDUCATION WEDO 2.0 Technological Kit.
Click the button to download the file.
Watch the video and see how the fan with sensor works:
ASSEMBLY PROGRAMMING
Make the fan with sensor work as shown in the video.
1. Create the program as shown below:
2. Explain to the rest of the class how the fan with sensor worked.
CONTINUE
Answer the questions and share the answers with your classmates.
• How many gears were used in the assembly?
• Which sensor was used in the assembly?
After the construction, store all materials used.