Thermonuclear fusion occurs mainly in the
A) cores of stars.
B) outer layers of stars.
C) both, actually
Answer: A
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The K-T Boundary Event happened about 65 million years ago when an asteroid the size of Deimos struck the ________ Peninsula
Fill in the blank(s) with correct word
A stretched string can have ______________ natural frequency(ies)
a. one b. 10 times its length in c. 5 times its length in d. many
A long hollow cylindrical conductor (inner radius = 2.0 mm, outer radius = 4.0 mm) carries a current of 12 A distributed uniformly across its cross section. A long wire which is coaxial with the cylinder carries an equal current in the same direction. What is the magnitude of the magnetic field 3.0 mm from the axis?
a. 1.1 mT b. 1.4 mT c. 1.7 mT d. 2.0 mT e. 0.2 mT
Consider the following procedural steps:
(1) ground the electroscope (2) remove the ground from the electroscope (3) touch a charged rod to the electroscope (4) bring a charged rod near, but not touching, the electroscope (5) remove the charged rod To charge an electroscope by induction, use the sequence: A) 1, 4, 5, 2 B) 4, 1, 2, 5 C) 3, 1, 2, 5 D) 4, 1, 5, 2 E) 3, 5