Advanced Earth Science Final 2425

Front

Is there cosmic background radiation left over from the big bang that is detectable even today?

Back

True

Front

Hubble's Law states that the faster the galaxy is moving, the

Back

distance from us increases.

Front

We can tell that galaxies are moving away from us because their light is _________________.

Back

redshifted

Front

The ultimate fate of a star is determined by its

Back

mass

Front

How do scientists know the chemical composition of the sun?

Back

Through spectroscopy.

Front

Of the following planetary distances, which is closest to the sun? 1.0 AU, 0.32 AU, 11.5 AU, 30.1 AU, 1.5 AU

Back

0.32 AU

Front

Why does the Earth experience seasons?

Back

The Earth experiences seasons because of its axial tilt and orbit around the Sun.

Front

Definition of a mineral?

Back

A mineral is a naturally occurring inorganic solid with a crystalline structure.

Front

An unknown mineral can be scratched with a steel file and with a knife blade but cannot be scratched with a copper penny. Using the table, what conclusion can be drawn about the mineral’s hardness?

Back

The mineral's hardness is between 3.5 and 5.5 on the Mohs scale.

Front

Give the letter of the igneous rock with a coarse texture.

Back

A