55.6 MB (323.9 KB compressed)
4408 x 4408 pixels
37.3 x 37.3 cm ⏐ 14.7 x 14.7 in (300dpi)
SCIENCE PHOTO LIBRARY SCIENCE PHOTO LIBRARY
Weighing an apple on a newton meter, illustration. A newton meter uses a spring to measure weight, quantifying it in Newtons (N). Weight is a measure of the effect of gravity on mass. An apple weighs approximately 1 Newton. A falling apple is said to have inspired Newton's work on gravity.
Model release not required. Property release not required.