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When was the universe created?

• 13.8 billion years ago

• 13.7 billion years ago

• 4.6 billion years ago

• 09319935473 tnt reg300

Answer explanation

Nang mainlab ako sa'yo kala ko'y pag-ibig mo ay tunay

Meteorites are formed after the rest of the solar system.

• TRUE

• FALSE

This theory explains the formation of the solar system is caused by the near collision of a passing star and the sun. It also explains why the planets all revolve in the same direction.

• Tidal Theory

• Collision Theory

• Encounter Theory

• Nebular Hypothesis

interstellar cloud of dust, hydrogen, helium, and other ionized gas

• Nebula

• Sun

• Comet

• Earth

also known as the habitable zone is the range of distance with the right temperatures to make it possible for life to occur on the Earth

(a)  

Select all the terrestrial planets.

• Earth

• Jupiter

• Saturn

• Mars

• Venus

Answer explanation

Terrestrial Planet -

Earth, Venus, Mercury, Mars

Giant Planets -

Jupiter, Uranus, Neptune, Saturn

It is the most widely accepted theory. It explains how the solar system began as a huge cloud of gas and dust.

• Encounter Theory

• Nebular Hypothesis

• Collision Theory

• Accretion Theory

act as Earth's blanket

• Atmosphere

• Hydrosphere

• Geosphere

• Biosphere

Cryosphere refers to the permanently liquid parts of the Earth.

• eurt

• not eurt

Answer explanation

Cryosphere refers to the permanently FROZEN parts of the Earth.

The atmosphere is composed of 78% nitrogen, 21% oxygen, 0.9% helium, and 0.10% different trace gases and vapor

• TRUE

• FALSE

Answer explanation

The atmosphere is composed of 78% nitrogen, 21% oxygen, 0.9% ARGON, and 0.10% different trace gases and vapor.