Earth Science Review

Which planet's day (period of rotation) is longer than its year (period of revolution)?

• Mercury
• Juptier
• Venus
• Mars

Which event is cyclic and predictable?

• a volcano erupting above a subducting tectonic plate
• Jupiter�s apparent movement across the night sky
• an earthquake occurring at the San Andreas Fault
• an asteroid striking Earth�s surface

The best evidence that Earth rotates on its axis is the changing

• phases of the Moon
• altitude of the noontime Sun from day to day
• apparent path of a Foucault pendulum
• velocity of Earth in its orbit

Which star is cooler and less luminous than the Sun?

• Proxima Centauri
• Rigel
• Pollux
• 40 Eridani B

Compared to the terrestrial planets, the Jovian planets have

• larger diameters
• higher densities
• shorter periods of revolution
• longer periods of rotation

Which process was occurring during some of these stages that resulted in the formation of heavier elements from lighter elements?

• Conduction
• Radioactive Decay
• Convection
• Nuclear Fusion

A sample of water and sediment was taken from a river. The substances were allowed to settle in a jar for three hours, as shown here.  Which of these best explains why the stones are below the sand?

• the sand is less dense than the stones
• the water temperature is hot enough to melt sand
• sand particles dissolve 
• the sand particles are more dense than the stones

The diagram shows layers of sedimentary rocks and examples of their fossils.  Which layer contains the oldest fossils?

• Layer 2
• Layer 4
• Layer 1
• Layer 3

The part of the Earth that is liquid is the ...

• outer core
• inner core
• mantle
• lithosphere

How is Igneous rock formed?

• Cooled magma or lava
• Weathering and erosion
• Compaction and Cementation
• Heat and Pressure under the Earth's surface