a) Why can't we see our surroundings clearly when we enter a darkened
cinema hall
from bright sunshine but our vision improves after somet (b)How can you take care of your eyes
Answers
(a) It happens because when we stay in sunlight, the pupil becomes small to avoid excessive light entering into the eyes. When we come in a darkened cinema hall, the pupil stays small because eyes cannot adjust the environment directly. ... That's why we can't see properly in darkened hall after coming from sunshine
(b) There are things you can do to help keep your eyes healthy and make sure you are seeing your best:
Eat a healthy, balanced diet. ...
Maintain a healthy weight. ...
Get regular exercise. ...
Wear sunglasses. ...
Wear protective eye wear. ...
Avoid smoking. ...
Know your family medical history. ...
Know your other risk factors.
Answer:
becuase there is no loght to be reflected.
b)by not staring at mobile screen for too long.
by having eye drops