8A TA 1920 - Task 4 - Light and Optical Instruments

The true fact about the relationship between light and the ability of the eye to see objects is ....

• The eye can see objects because objects have the ability to absorb the light received

• The eye can see objects because objects reflect the light it receives, so that light enters the eye

• The eye can see objects because the light that hits the object is refracted

• The eye can see objects because the nerve of the eye has the ability to see objects, so the ability of the eye to see has nothing to do with light

The part of the eye that regulates the amount of light entering the eye is ....

• Iris

• Cornea

• Pupils

• Eye nerve

Edo suffers from myopia so that he cannot see objects at a distance. Types of lenses to help Edo vision are ....

• Thin lens

• Concave lens

• Dual lens

• Convex lens

An optical device that has a convex lens so that it can help bring objects closer to the eye and help see small objects is ....

• Magnifier

• Binoculars

• Telescope

• Microscope

The characteristics of the image formed by the camera is ...

• real, inverted, enlarged

• virtual, inverted, enlarged

• real, inverted, reduced

• virtual, inverted, reduced

On observing objects with a magnifier, so the eyes don't get tired quickly. Then the object must be in ....

• Between points O and F

• point F

• between F and R

• more than R

To observe objects that are far away so that it looks more closely used ....

• periscope

• magnifier

• microscope

• telescope

Pay attention to the Image!

The eye in the picture has a defect ...

• emmetropia

• presbyopia

• hypertrophy

• myopia