What makes a picture become a historical image?
A significant event; emotions it evokes; the symbolic meaning; relevant to next generations
Why is it important to take pictures?
To tell a story; preserve memories; experiment; document history
What is the function of the choroid in our eye?
It brings oxygen and nutrients to the eyes.
The focusing of a picture in our eye is made by the....
Fovea centralis
Which country was the birthplace of the Industrial Revolution?
The UK
Which industry was the first to undergo major changes during the IR?
The textile industry.
What's the most important invention in the IR?
The steam engine.
What's the main symptom of myopia?
Nearsightedness - difficulty in seeing objects that are far away.
What happens with a person with astigmatism? Complete answer
The light reflects in different places in the retina, causing blurriness.
What is digital retouching?
A common practice where photography is changed
What was one major social impact of the IR?
The growth of middle class.
Myopia, hyperopia, and astigmatism are examples of what?
They are refractive errors.
What's the name of a triangle with all sides equal?
It's equilateral
Cataracts, AMD, diabetic retinopathy and glaucoma are examples of...
...diseases that affect the human eye.
