You can cancel your video subscriptions at any time from the Manage Your Video Subscriptions page in Your Account. To cancel a video subscription: 1  Go to Manage Your Video Subscriptions. 2  Look under Video Subscriptions to find the subscription you'd like to cancel.  Select the Cancel Subscription option and confirm.
The albedo, (Latin for white) is a measure of reflected sunlight. Charcoal has an albedo of 0,04; snow 0,9 The planet with the highest albedo is Venus, whereas Mercury is theâ¦ lowest.
Albedo Effect. Astronomers define the reflectivity of an object in space using a term called albedo. This is the amount of electromagnetic radiation that reflects away, compared to the amount that gets absorbed. A perfectly reflective surface would get an albedo score of 1, while a completely dark object would have an albedo of 0.