Distant galaxies are
A) growing closer to each other as they encounter the curvature of the universe.
B) accelerating away from each other.
C) slowing in their dispersal due to the effects of gravity.
D) connected to each other by dark energy.
Answer: B
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A body of water will be deeper when its
A) temperature rises. B) temperature drops. C) neither of these
Identify the FALSE statement. Stellar nucleosynthesis:
is the term for the process by which stars create the heavier elements. means stars use their small atoms to produce larger atoms. is a normal process that happens during the life cycle of stars. reactions vary and are dependent on the mass of the star. produces elements up to atomic number 26 (iron) in low-mass stars like our Sun.
A wheel having a moment of inertia of 5.00 kg ? m2 starts from rest and accelerates under a constant torque of 3.00 N ? m for 8.00 s. What is the wheel's rotational kinetic energy at the end of 8.00 s?
A) 57.6 J B) 64.0 J C) 78.8 J D) 122 J
A soap bubble, when illuminated at normal incidence with light of 463 nm, appears to be especially reflective. If the index of refraction of the film is 1.35, what is the minimum thickness the soap film can be if it is surrounded by air?
What will be an ideal response?