Home appliance

High school (ages 12+)
Making & Design

Name:

Date:

Step 1 · Read the article

Open the article and read it at the level above. Then answer the questions below in your own words.

https://smallwhale.org/articles/home-appliance

Write what each word means, using the article.

Do not copy the article. Write two things you learned, the way you would explain them to a friend.

Answers below are taken from the article’s stored facts, so they match what the student read.

1. What is the pre-appliance era?Domestic tasks were primarily manual, requiring significant time and physical effort
2. What is the key technological enablers?Electricity and gas utilities were crucial for the widespread adoption of appliances
3. How does a refrigerator keep food cold?A refrigerator uses a refrigerant that changes from liquid to gas and back, moving heat out of the fridge so food stays cool.
4. What does a microwave oven do to food?A microwave oven uses a magnetron to create microwaves that make water molecules inside food vibrate, heating the food quickly.

Thermodynamic Cycle: A process involving heat transfer and work, fundamental to refrigeration and engines.
Magnetron: A high-powered vacuum tube that generates microwave radiation.
IoT (Internet of Things): The network of physical devices embedded with sensors, software, and connectivity to exchange data.
Electronic Waste (E-waste): Discarded electrical or electronic devices, posing environmental challenges.