A: Anisotropy ; Angstrom ; Astrophysics
T: Terrestrial (planet[s]) ; telescope ; tectonics
(if that's what you meant)
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A compound light microscope magnifies objects in steps.
An electron microscope is the type that was used to observe the first strands of DNA.
A compound light microscope contains a series of lenses.
A compound light microscope includes magnifying glasses.
An electron microscope creates a digital image.
A simple light microscope uses one lens for magnification.