Science

It is when one form of energy transforms to another form of energy.

Choose the parts of an eye

• cornea

• pupil

• optic nerve

• pinehole camera

Law of convertion of energy

• Energy cannot be created or destroyed

• Energy can be created or destroyed

It transmits the real image of the object to the brain

• optic nerve

• retina

• lens

• pupil

The eye's _____ sends the image onto the retina.

a) lens b) cornea

It is a simple camara without a lens and with a small hole, it projects a real but inverted image of the scene

• human eye

• pinhole camera

• complex camera

It acts like a clear window that focuses light into the eye.

• human eye

• lens

• cornea

• pupil

It controls the amount of light coming in by changing its size

• cornea

• lens

• retina

• pupil

It is the optical instrument the boy is using

• telescope

• microscope

• magnifying glass

• camera

Look at the picture, choose the kind of energy you see.

• mechanical

• acoustic

• electrical

• thermal