Shared Flashcard Set

Details

Our Moon
Facts about the moon
11
Physics
10th Grade
01/06/2007

Additional Physics Flashcards

 


 

Cards

Term
What % of the light that hits the moon is reflected?
Definition
10%
Term
Terminator
Definition
The sunrise/sunset line.
Term
Rays
Definition
-Streaks found on the moon.
-they radiate from craters
-consist of pulverized rock blasted from the moon's surface durring the formation of the crater
-brightness may help determine age of crater
Term
What are the two kinds of landscape that dominate the surface of the moon?
Definition
Maria and Highlands
Term
Seas or Maria (singular Mare)
Definition
-dark lava plains w/ few craters
-seem to be caused early in the moon's life by large impacts causing lava flows
Term
Circular Maria
Definition
maria surrounded by rims or ring anticlines beyond which lie the plains
Term
Mare Ridges or Wrinkle Ridges
Definition
-rise above surface of the moon
-found only on maria
-probably caused by compression
-formed in central part of maria durring movement or cooling and contraction of the mon's surface
Term
Rills
Definition
-valley like depressions of the moon's surface w/ steep sides, flat bottoms, and varying widths
-thought 2 b features bounded by faults and formed by sibsidence of the surface
-formed by tension
Term
Chain Craters
Definition
-small pits in the earth's surface, aligned in chains
-found in maria
-resulted from violent eruptions of gass which threw out dust & fragments of surface material or the drainage of surface material into voids created by faults
Term
What crater on our moon is the largest?
Definition
Copernicus
Term
The moon has ____ the gravity of the earth.
Definition
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