THE EARTH AND THE UNIVERSE

Which of the following describes that all the objects in the universe are composed of different arrangement of atoms that form different combinations and shapes?

• Multiverse

• Nebular Theory

• Atomic Universe

• Aristotelian Universe

The following are the observed regularities of the Solar System, EXCEPT __________.

• The orbits of all the planets are in the same plane.

• All planets revolve around the Sun in a clockwise direction.

• The solar system contains asteroids and comets.

• The planetary orbits are nearly circular or elliptical.

Which of the following is NOT a characteristic of a dwarf planet?

• In orbit around the Sun

• Has a nearly-round shape

• Has not cleared its neighborhood around it

• Is a satellite

Which of the following characteristics describe the exosphere?

• Satellites are stationed in this layer

• It is the hottest layer

• Has the highest air pressure

• Weather occurs in this layer

The planet Mars is popularly known as the Red Planet. What causes the reddish color of the Martian landscape?

• Hydrogen oxide

• Iron oxide

• Hydrogen peroxide

• Iron peroxide

(a)   are things that can be used again and again but its supply can be replaced.

Coal originated from (a)   and plant matter.

The proportion of dissolved salts to pure water expressed in parts for thousands is called (a)   .

Lignite is a soft, brownish-black coal that forms the (a)   level of coal family.

(a)   is the basic element among fossil fuels.