Earth Sci 1 Grading Exam

is just another word for universe

• COSMOS

• BIG BANG THEORY

• PROTOPLANET

• COSMOLOGY

is the study of the origin, evolution and fate of

the universe

• COSMOS

• BIG BANG THEORY

• PROTOPLANET

• COSMOLOGY

Space and time spontaneously expanded from an infinitely

tiny and dense point called a singularity around 14 billion

years ago, and has been expanding ever since.

• COSMOS

• BIG BANG THEORY

• PROTOPLANET

• COSMOLOGY

As planets began to form, they grow in mass by accreting

planetesimals. Since force of gravity is proportional to

mass, the largest planetesimals are accreted first.

• COSMOS

• BIG BANG THEORY

• PROTOPLANET

• COSMOLOGY

Which among the statements are TRUE.

• Earth is habitable because It has the right distance from the sun.

• Earth is habitable because It is kept warm by insulating atmosphere.

• Earth is habitable because it is a closed system for matter

• All of the above

Contains all the solid, liquid, and gaseous water of the

planet.

• HYDROSPHERE

• BIOSPHERE

• LITHOSPHERE

• ATMOSPHERE

Contains all the planet’s living things, Includes all the microorganisms, plants, and animals of

earth. Living things from ecological communities (biomes) based

on the physical surroundings of an area.

• HYDROSPHERE

• BIOSPHERE

• LITHOSPHERE

• ATMOSPHERE

Contains all of the hard, solid land of the planet’s crust

(surface) up to the upper mantle.

• HYDROSPHERE

• BIOSPHERE

• LITHOSPHERE

• ATMOSPHERE

Contains the blanket of gases not only contains the air that we

breathe but also protects us from the blasts of heat and

radiation emanating from the sun.

• HYDROSPHERE

• BIOSPHERE

• LITHOSPHERE

• ATMOSPHERE

Layer closest to earth’s surface, Contains half of earth’s atmosphere, Clouds are found here

• TROPOSPHERE

• STRATOSPHERE

• MESOSPHERE

• THERMOSPHERE

• EXOSPHERE