Outside the frost line, planetesimals could form more quickly due to the presence of both rock and ice
Indicate whether the statement is true or false
TRUE
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When the potential energy of a satellite decreases
A) kinetic energy also decreases. B) its kinetic energy correspondingly increases. C) its distance from the orbiting body increases. D) none of the above
The acceleration of a ball as it rolls down a ramp is 4 m/s2 . The ball is referred to 2 s after it starts to roll. A racecar goes around a 200 m radius curve at a constant speed of 40 m/s. Its acceleration is
a. 0 d. 8 m/s2 b. 0.2 m/s2 e. 16 m/s2 c. 4 m/s2
In _________tempering of glass, ions larger than Si, such as K and Na, are introduced into the surface.
Fill in the blank(s) with the appropriate word(s).
______________ is the largest moon in the solar system
Fill in the blank(s) with correct word