Explanation

Very high frequency is ITU designation for the range of radio frequency electromagnetic waves from 30 to 300 megahertz, with corresponding wavelengths of ten to one meters.

Explanation

• Copper is a chemical element with the symbol Cu and atomic number 29. 
• It is a soft, malleable, and ductile metal with a reddish-orange color.

The some major elements with their symbols:

• Hydrogen - H
• Sodium - Na
• Carbon - C
• Nitrogen - N
• Oxygen - O
• Fluorine - F
• Chlorine - Cl
• Potassium - K
• Helium - He
• Neon - Ne
• Calcium - Ca
• Sulphur - S
• Phosphorus - P
• Aluminium - Al
• Magnesium - Mg
• Iron - Fe

Explanation

Methane is the simplest of saturated hydrocarbons with a chemical formula CH4.

It consists of four hydrogen atoms and one carbon atom.

It is the simplest alkane.

Explanation

A geostationary satellite orbits the Earth once every 24 hours, matching the Earth's rotation.

This keeps it fixed over the same spot on the equator, making it ideal for communication and weather monitoring.

Explanation

 The non-protein part of an enzyme is called a cofactor. 

Explanation

The larynx is commonly known as the voice box because it houses the vocal cords.

It is responsible for producing sound.

It is located in the throat.

Explanation

Instead of nostrils, insects breathe through openings in the thorax and abdomen called spiracles.

Insects that are diapausing or non-mobile have low metabolic rates and need to take in less oxygen.

Insects exchange oxygen and carbon dioxide through spiracles (noted by circle)

Explanation

Explanation

John Logie Baird, a Scottish inventor, is best known for inventing the world's first working television system in the 1920s.

He revolutionizing communication and entertainment.

Explanation

Agrostology: Study of Grasses 

Agronomy: Soil management and crop production 

Odontology: Study of teeth 

Arthrology: Study of joints 

Nephrology: Study of kidneys

Hematology: Study of blood