Answer:
Iris
Explanation:
The iris seems to be the illuminated portion of the eyes which really covers the pupil. It controls the amount of light reaching the eye. The lens is indeed a translucent layer of the retina that serves to concentrate light and objects on the lens.
Answer is A) Fulcrum
The fixed point that a lever rotates around is called the fulcrum.
Answer:
Chemical substances in food that have specific functions in your body are called Nutrients. Examples: proteins, fats, carbohydrates, vitamins, and minerals
Explanation:
These chemical substances keep our body healthy.
These chemical substances prevent the premature aging.
They help our body to fight against diseases.
They build the new tissues and cells for growth.
And in short, they help in the growth, development of our body.
I'm stuck on the same question, as well :(
Answer:
A quantity that has magnitude and direction. It's usually represented by an arrow whose direction is the same direction is the same as that of the quantity and whose length is proportional to the quantity's magnitude
