Questions

The Sahara is the largest non-polar desert in the world. The Sahara is the largest hot desert and the third largest desert in the world after Antarctica and the Arctic.

The desert covers large sections of Algeria, Chad, Egypt, Libya, Mali, Mauritania, Morocco, Niger, Western Sahara, Sudan and Tunisia. It covers 9 million square kilometers (3,500,000 sq mi), amounting to 31% of Africa.

Its borders include the Mediterranean Sea to the north, the Atlantic Ocean to the west and the Red Sea to the east.

Venus is known as earth's twin because of its closeness to the earth with respect to size, mass(weight) and density.

Each year, the World Meteorological Organisation (WMO), its members and the worldwide meteorological community around the world celebrate World Meteorological Day on 23rd March around a chosen theme. And this year the theme is "Understanding the cloud".

The processes in the controlling group are Verify Scope, Control Scope, Control Schedule, Control Costs, Perform Quality Control, Report Performance, Monitor and Control Risks, and Administer Procurements.

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.

Here 6CO2 + 6H2O -----> C6H12O6 + 6O2 is the only option which best summarizes photosynthesis. We know that, photosynthesis is the reverse of cellular respiration in that carbon dioxide is used with water to form sugar, and oxygen is released.