Your Guide to Science Fair Topics, Ideas, Experiments, and Winning Displays
Where Is the Moon’s Terminator? How Does the Terminator Appear to Move? As viewed from the Northern Hemisphere, the full moon phase appears to be a white disk-shaped object in the night sky. From one day to the next, the white disk changes shape as the white, lighted part decreases. The line separating the lighted [...]
The Moon is the largest and brightest object in the night sky. It is also one of the most observed celestial body. Even so most children and adults have little knowledge about it. They know that the lighted part changes shapes and most know that it happens every month. But few know why. The Moon [...]
Questions: 1. In the picture, which moon phase is waxing, A or B? 2. In the picture, which moon phase is waning, A or B? Answer: From Earth, the Moon looks like a round disk in the sky. At times this disk appears to have part of it cut away or is overlapped by something [...]
ABOUT ME: Hi, I am Janice VanCleave, author of 50 best-selling science experiment books for children ages 4 through high school. I taught science for 27 years.
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