Exploring the Sky River Above the Amazon

The video explores the Amazon rainforest's vastness and its crucial role in Earth's ecosystem. It highlights the 'river in the sky' created by tree evaporation, which surpasses the Amazon River in water volume. The process of rain formation is explained, emphasizing the importance of impurities as rain seeds. The Amazon's trees produce most of their rain seeds, maintaining clean air and influencing global weather patterns. The rainforest acts as a living system, essential for sustaining life on Earth.

What percentage of South America is covered by the Amazon rainforest?

• 40%

• 30%

• 50%

• 25%

How much water can a large tree in the Amazon release into the atmosphere each day?

• 100 liters

• 2,000 liters

• 500 liters

• 1,000 liters

Tags

NGSS.MS-ESS2-4

What is the primary driver for the movement of the 'river in the sky' above the Amazon?

• Gravitational pull

• Wind patterns

• Sun's energy

• Ocean currents

Tags

NGSS.MS-ESS2-5

NGSS.MS-ESS2-6

What forms the core of every raindrop?

• Dust or pollen

• Cloud particles

• Oxygen molecules

• Carbon dioxide

What percentage of the Amazon's rain seeds are produced by its trees and plants?

• 95%

• 80%

• 75%

• 60%

How does pollution affect rain formation?

• Changes rain's chemical composition

• No effect

• Decreases rain

• Increases rain

Tags

NGSS.MS-ESS3-4

What happens when trees in the Amazon need more rain?

• They shed leaves

• They grow taller

• They absorb more sunlight

• They release more rain-attracting chemicals

Tags

NGSS.MS-LS1-5

NGSS.MS-LS2-1

NGSS.MS-LS2-4

How do trees globally contribute to the atmosphere?

• Create 50% of oxygen

• Provide 90% of atmospheric water

• Absorb all carbon dioxide

• Produce 30% of rain seeds

Tags

NGSS.MS-LS1-6

NGSS.MS-LS2-3

Why is the Amazon rainforest often referred to as the 'lungs of the planet'?

• It houses diverse wildlife

• It produces significant oxygen

• It stores carbon dioxide

• It regulates global temperatures

Tags

NGSS.MS-LS2-3

What metaphor is used to describe the Amazon rainforest at the end of the video?

• The kidneys of the biosphere

• The lungs of Earth

• The brain of nature

• The heart of the planet