Understanding Earthshine and Albedo

The video explores the phenomenon of Earthshine, where sunlight reflects off Earth and illuminates the moon. It includes a personal story of witnessing Earthshine, scientific explanations, and its significance in global warming studies. The video also provides guidance on observing Earthshine and concludes with credits.

What phenomenon did the narrator witness that nearly caused an accident?

• A lunar eclipse

• A meteor shower

• Earthshine

• A solar eclipse

Who first explained the phenomenon of earthshine?

• Galileo Galilei

• Isaac Newton

• Leonardo da Vinci

• Albert Einstein

What is the primary reason scientists study earthshine?

• To predict lunar eclipses

• To understand global warming

• To track meteor showers

• To measure the moon's size

During which months is earthshine most intense?

• July and August

• October and November

• January and February

• April and May

What factor primarily affects Earth's albedo?

• Volcanic activity

• Mountain ranges

• Cloud cover

• Ocean currents

Which geographical feature reflects the most sunlight?

• Forests

• Oceans

• Snow and ice

• Deserts

What is the term used by astronomers to describe Earth's reflectivity?

• Luminosity

• Albedo

• Brightness

• Radiance

What celestial body will be visible near the moon during the earthshine event on April 14?

• Saturn

• Mars

• Jupiter

• Venus

What is the best time to view the crescent moon and earthshine on April 14?

• 6:00 PM

• 7:30 PM

• 9:00 PM

• 8:30 PM

What happens to earthshine visibility by Tuesday after the event?

• It remains the same

• It disappears completely

• It becomes brighter

• It begins to fade