Make a reusable cup! | Eco STUFF to Make and Do with Maddie

The video discusses the environmental impact of single-use plastic cups, highlighting that 16 billion are used annually, with 99% not recycled. It demonstrates how to make a reusable cup using a jar and rubber bands, emphasizing the insulating properties of rubber. The video also explores the cultural practice of using clay cups in Calcutta, India, as an environmentally friendly alternative.

What is the estimated number of single-use plastic cups used globally each year?

• 25 billion

• 10 billion

• 20 billion

• 16 billion

What materials are needed to make a DIY reusable cup as described in the video?

• A metal can and string

• A paper cup and glue

• An old jar and rubber bands

• A plastic bottle and tape

Why are rubber bands used in the DIY cup project?

• To make the jar easier to open

• To make the jar look colorful

• To prevent the jar from breaking

• To insulate the jar and retain heat

What tool is used in the experiment to observe the heat retention of the jars?

• A thermometer

• A heat sensor

• A temperature gauge

• A thermal imaging camera

What is the main benefit of using rubber bands on the jar in terms of handling?

• It makes the jar more comfortable to hold

• It makes the jar more durable

• It prevents the jar from slipping

• It makes the jar lighter

What is the traditional material used for making cups in Calcutta, India?

• Metal

• Clay

• Plastic

• Glass

What happens to the clay cups after they are used in Calcutta?

• They are recycled into new cups

• They are cleaned and reused

• They are smashed and returned to the river

• They are thrown away in landfills