Facts 81-99 Review

Which type of weathering occurs due to acid rain?

• Mechanical Weathering

• Chemical Weathering

Chemical weathering is most influenced by an environment that is...

• cool and wet

• cool and dry

• warm and wet

• warm and dry

The vast majority of galaxies in our universe are moving away from us.  We know this because we observe __________ in the galaxies absorption spectra.

• Redshift
• Blueshift
• Turbulance
• Superposition

What does this Foucault pendulum provide evidence for?

• the rotation of Earth on its axis
• the movement of the stars
• the orbit of the Earth around the sun
• none of these

How long does it take the Earth to orbit around the sun?

• 325.0 days
• 365.25 days
• 1 month
• 24 hours

The Earth's rate of revolution is equal to

• 15 degrees

• 32.5 degrees

• 360 degrees

• 24 degrees

The Earth's orbit around the sun is

• a perfect circle

• slightly eccentric sllipse

An Earth centered universe means that it is _______ model.

• Geocentric

• Heliocentric

The sun centered universe is known as a __________ model.

• Heliocentric

• Geocentric

The moon ______around the Earth every ______ days.

• revolves/29.5

• rotates/29.5

• revolves/24

• rotates/24