Explanation

Gold has the symbol Au.

It has the atomic number 79.

This making it one of the higher atomic number elements found in nature.

Explanation

The law of inertia is another name for Newton's first law.

'Unless an unbalanced force acts upon it, an object will remain at rest and an item in motion stays in the same direction and speed)'.

Explanation

Entomology is the study of insects and their relationship to humans, the environment, and other organisms.

while

Zoology is the study of all animals.

Biology is a natural science concerned with the study of life and living organisms.

Etymology investigates and documents the lives.

Explanation

Lithotripsy uses sound wave to breakup large kidney stones into smaller pieces.

Lithotripsy is a procedure involving the physical destruction of hardened masses

like kidney stones, bezoars or gallstones, which may be done non invasively.

The term is derived from the Greek words meaning "breaking stones".

Explanation

Explanation

• The kidney is responsible for filtering blood.
• Two kidneys that filter your blood, removing wastes and extra water to make urine.
  
• This urine is then passed through the ureters and stored in the urinary bladder.
• The urine is then expelled from the body through the urethra.
  

Explanation

• Omnivores are animals that eat both plants and animals.
• They have adaptations that allow them to digest and extract nutrients from a wide variety of food sources, including fruits, leaves, insects, small animals, and even carrion.
• Examples of omnivores include humans, bears, pigs, chimpanzees, and raccoons.

Explanation

The power of the lens is the reciprocal of focal length.

The SI unit is dioptre.

Dioptre (D)

Power of lens = 1/ focal length in meter.

Explanation

Vitamin A deficiency can cause Night Blindness.

As well as other health problems such as:

• Dry skin and eyes
• Impaired immune function
• Poor wound healing
• Increased risk of respiratory and urinary tract infections

Explanation

Carrot is a good source of Vitamin A. 

Deficiency of Vitamin A causes nigh blindness.