Answer AND Explanation:
As light reflected from an external object enters the eye, it is refracted by the cornea, aqueous humour, the lens and vitreous humour so that an image is focused on the retina. The image is real, upside down and smaller than the object. The photoreceptor cells are stimulated by the reflected light and impulses are set off. The impulses are transmitted by neurons through the optic nerve to the optic region of the brain. The brain interprets the impulse as an upright impression of the object.
Answer:
Adding organic matter or growing cover crops
Explanation:
Adding organic matter or growing cover crops in the form of aged manure to the soil is a process used in producing garden soil and this is because not only will the compost make the land good and fertile it will also makes the garden soil friable unlike the application of fertilizer
Answer:
(a) and (d) are correct
Explanation:
AIDS is a disease that's usually transmitted by sexual contact and breast feeding.
Answer:
without the sun we probably be freezing that's why we need the son it keeps us warm and the sun gives use radiation energy which could help us power things.
Explanation:
Answer:
a) 1 & 5
Explanation:
For a pendulum bob, it is customary to call the lowest position the reference position or the zero level. So when the bob is at the equilibrium position