It is use by Eye Care Professionals To check the eyesight of a person.
If u would have visited a eye care centre u would have noticed a chart like this--

If a person can see all the letters from a distance his eyesight is Perfect.If that person misses a letter or a line from the grid eye treatment or spectacles are given to the person for improving their eyesight

8 0

3 years ago

Which pieces of information should Ollie give to stay safe? A. his first name, school, city, and an age older than he is B. his

Nataliya [291]

Answer:

B. his first name or nickname and his favorite music.

Explanation:

The only information that Ollie should give to an estranger is his name or nickname and his favorite music. He should not provide information about his location or where people can find him. That is why he should not say his school, city, or age since this can make him a target.

7 0

3 years ago

_______ work by stopping the transmission of pain impulses to the brain and spinal cord or by preventing the perception of pain.

Sedbober [7]

Non-narcotics works for these things

7 0

3 years ago