Viruses are so small that they can be seen by what?
focusing a lens A computer looking close rays or beams sunlight bending light rays seeing smaller tuning eyes
A B C D E F G H
Once the camera is tuned with the microscope, the focusing depends on the microscope lens.
Viruses are so small that they can be seen by focusing a lens
Viruses are so small that they can be seen by what? (A) focusing a lens (B) A computer (C) looking close (D) rays or beams (E) sunlight (F) bending light rays (G) seeing smaller (H) tuning eyes