Pollution and Water Cycle Concepts

The video tutorial by Nancy Man covers the water cycle, the importance of air, and pollution. It begins with a recap of previous lessons on water sources and conservation. The water cycle is explained in detail, including evaporation, condensation, and collection. The video also highlights the significance of air for living beings and various uses of air. It concludes with a discussion on activities that pollute water and air, emphasizing the need to prevent pollution. A worksheet is provided for students to identify pollution types.

What are some of the topics you have learned about water before this session?

• Sources of water and how to pollute it

• How to create water and its uses

• Uses of water and tips to waste it

• Sources of water, uses of water, and tips to save water

What is the process called when water changes from liquid to vapor due to heat?

• Condensation

• Evaporation

• Precipitation

• Collection

What happens when clouds become too heavy with water?

• They disappear

• They spill water and it rains

• They form new clouds

• They evaporate

Which of the following is NOT a part of the water cycle?

• Collection

• Condensation

• Evaporation

• Photosynthesis

Why is air essential for plants?

• It makes them colorful

• It provides them with water

• It is needed for photosynthesis

• It helps them to fly

Which activity does NOT require air?

• Blowing balloons

• Drying clothes

• Swimming

• Flying kites

What is a common cause of water pollution?

• Using solar panels

• Releasing waste water into rivers

• Recycling plastic

• Planting trees

Which of the following is a source of air pollution?

• Smoke from factories

• Wind turbines

• Using electric cars

• Planting gardens

What are the effects of air pollution on humans?

• Increased energy

• Headaches and diseases

• Improved health

• Better sleep

What should you do in the worksheet on pollution?

• Tick air pollution images and cross water pollution images

• Color the images of pollution

• Draw pictures of pollution

• Write an essay on pollution