Fissioning a lead nucleus would yield a net
A) absorption of energy.
B) release of energy.
C) neither of these
Answer: B
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Which of these objects have NOT been found in the Galactic Halo?
A) RR Lyrae variables B) planetary nebulae C) emission nebulae D) Population II stars E) globular clusters
Dikes are examples of ______________ plutons
Fill in the blank(s) with correct word
A total solar eclipse occurred in Wolf Point, Montana, on Feb. 26, 1979 . When was (will) an eclipse like this eclipse next (be) visible again in Montana? Hint: A Saros is 18 years and 11 1/3 days. Twice a Saros is 36 years 22 2/3 days. Three times a Saros is 56 years 34 days. So the best choice answer of these listed will be late ______
a. August of 1979 b. March of 2033 c. March of 1997 d. March of 1979 e. January of 2000
A 10-g bullet moving horizontally with a speed of 2.0 km/s strikes and passes through a 4.0-kg block moving with a speed of 4.2 m/s in the opposite direction on a horizontal frictionless surface. If the block is brought to rest by the collision, what is the kinetic energy of the bullet as it emerges from the block?
a. 0.51 kJ b. 0.29 kJ c. 0.80 kJ d. 0.13 kJ e. 20 kJ