In general, the greater the mass of the protostar, the ________ it contracts to the main sequence
Fill in the blank(s) with correct word
faster
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The length 3.76 mm is divided by 0.0232 mm. The rounded ratio is
A. 160. B. 162. C. 162.1. D. 162.07. E. 162.069.
Basalt is a common type of
A) meteoritic rock B) sedimentary rock C) igneous rock D) metamorphic rock
A square plate has an area of 29.00 cm2 at 20.0°C. It will be used in a low temperature experiment at T = 10.0K where it must have an area of 28.00 cm2 . What area must be removed from the plate at 20.0°C for it to have the correct area at 10.0 K? (The coefficient of linear expansion is 10 × 10^?6 (°C)?1.)
a. 0.079 3 cm2 b. 0.159 cm2 c. 0.238 cm2 d. 0.836 cm2 e. 0.921 cm2
What is a typical asteroid made of?
A. solid hydrogen B. liquid water C. solid carbon dioxide and other gases D. rock and iron E. water frozen into ice