Answer:
Overlay is a GIS operation that superimposes multiple data sets (representing different themes) together for the purpose of identifying relationships between them.[2]. An overlay creates a composite map by combining the geometry and attributes of the input data sets. Tools are available in most GIS software for overlaying both Vector or raster data.
Explanation:
Before the use of computers, a similar effect was develioped by Ian McHarg and others by drawing maps of the same area at the same scale on clear plastic and actually laying them on top of each other.
Which of the following separates
visible white light into the various
colors of the spectrum?
A. a spectrum
B. a prism
C. an x-ray machine
D. an electromagnetic spectrum
Explanation:
the prism
b option.
is the correct answer
mark as brainliest
Answer: B. a prism
Explanation:
White light can be separated into every single one of the 7 major colors of the whole spectrum or rainbow by using either a diffraction grating or a "prism".
