difference between
Umbra and penumbra.
Answers
Answered by
1
Answer:
The umbra is the darkest part of the shadow while the penumbra is the lighter portion on the edges.
Answered by
1
(i) Umbra means ''shadow'' while ''penumbra'' means to hang on the shadow or almost a shadow. Also, penumbra was coined by Johannes Kepler whereas the coining of ''umbra'' is not attributed to anyone in particular. (ii) Umbra is the dark part while penumbra is the lighter part.
Similar questions