Questions

Commercial advertisements are created for the purpose of raising the awareness of the public on a company's products or services.

* It is very important for a business to have its goods and services known to the public.

* It can greatly boost its sales by attracting more csutomers which in effect helps a company grow and become successful.

Rio Olympics were held in  Rio de Janeiro, Brazil, from 5 August to 21 August 2016.

• Athletes : 11303
• Countries : 207
• Events : 306

New York City Subway has 468 stations (277 of which are under ground) in a network covering 370 km (230 miles)

Sound waves cannot travel through a Vacuum.

A vacuum is an area without any air, like space. So sound cannot travel through space because there is no matter for the vibrations to work in.

Pressure = (Net Force) / (Applied area) = Newton / square meters

Measuring units of pressure are:

. Pascal
. Bar
. Torr
. Pounds per square inch (psi)
. Standard atmosphere (atm).

Tensional forces normally cause normal faults.

The atmosphere is a mixture of several gases. Nitrogen is the most abundant gas in the atmoshere and oxygen is next to it. It is 78% in the atmosphere and 21% is oxygen. Remaining 1% is all other gases like argon, hydrogen, neon, etc...