Kepler's second law of planetary motion gives a relationship concerning equal ______________ in equal periods of time
Fill in the blank(s) with correct word
areas
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When four hydrogen nuclei fuse to make helium, a small amount of matter is lost. What is the mass difference and energy generated? The mass of hydrogen and helium nuclei are 1.67 × 10^–27 kg and 6.646 × 10^–27 kg, respectively
a. 0.034 × 10^–27 kg, 3 × 10^–12 J b. 0.022 × 10^–27 kg, 2 × 10^–12 J c. 0.068 × 10^–27 kg, 6 × 10^–12 J d. 0.011 × 10^–27 kg, 1 × 10^–12 J
What is the formula mass of a molecule of C6H12O6?
A) 180 amu B) 24 amu C) 29 amu D) 168 amu E) none of the above
If light from a distant star passes close to a massive body, the light beam will:
A) bend towards the star due to gravity. B) continue moving in a straight line. C) change color to a shorter wavelength. D) slow down. E) accelerate due to gravity.
In the reaction 
how much energy is released or absorbed? The mass of 4He is 4.0026032 u, the mass of 9Be is 9.0121821 u, the mass of n is 1.0086649 u, and the mass of 12C is 12.0000000 u.
A. 4.21 MeV absorbed B. 4.21 MeV released C. 5.70 MeV absorbed D. 5.70 MeV released E. 6.34 MeV released