Explanation

Ringed Planet is the nicked name for Saturn

Saturn is the second-largest planet

The largest moon of Saturn is Titan 

Explanation

Venus, second planet from the Sun and sixth in the solar system in size and mass.

Explanation

A free-falling object has an acceleration of 9.8 m/s/s, downward 

Explanation

Hydrogen and helium, the lightest two gases,

Hydrogen is a chemical element

It is colorless, odorless, tasteless, non-toxic, and highly combustible. 

Symbol: H

Atomic mass: 1.00784 u

Atomic number: 1

Atomic mass : zero

Boiling point: -252.9 °C

Discoverer: Henry Cavendish

Explanation

Answer:

It looks dark to astronauts. On the earth, the blue sky can be seen due to the existence of the atmosphere. The atmosphere blocks the rays of the sun and you can see the color of the sky. In the universe, because there is no atmosphere, the rays reach the astronomer's eyes without refraction and appear dark.

Explanation

Cholesterol is made mainly in the liver.

But it's also found in animal foods such as eggs, shellfish, meat and dairy products.

Explanation

Explanation

Because the Earth rotates on its axis, circulating air is deflected toward the right in the Northern Hemisphere and toward the left in the Southern Hemisphere. This deflection is called the Coriolis effect. 

Explanation

Commercial jet aircraft fly in the lower stratosphere to avoid the turbulence which is common in the troposphere below.

The stratosphere is very dry; air there contains little water vapor. 

Explanation

The Earth rotates on its own axis and it rotates in the eastward direction and in a counter-clockwise in prograde motion.