The term for a star that is explosively ejecting gases from its surface is a(n) ________.
A) celestial sphere
B) nova or supernova
C) inertia
D) retrograde motion
Answer: B) nova or supernova
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Soil formation is dependant upon
A. climate. B. time. C. nature of the parent material and organic matter. D. topography. E. All the choices are correct.
For a forecast to show skill it must:a
be better than one based on persistence or climatology. b. be accurate to within 2 oC of the predicted temperature. c. be accurate for over more than 90% of the forecast area. d. use the analogue method of forecasting. e. use a probability.
Introduction of a(n) ________ plant species reduced biodiversity of small dunes at the University of California, Santa Barbara
Fill in the blank(s) with correct word
The most likely cause of leaking between two joining couplings is a damaged or missing _______.
a. shank gasket b. compression gasket c. expansion ring d. swivel gasket