What is the energy of a photon that has the same wavelength as a 100-eV electron?
A)
1000 eV
B)
10,000 eV
C)
100 eV
D)
50 eV
E)
200 eV
B
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A balanced chemical equation will have the same ______________ on each side
a. number of moles b. number of molecules c. mass of each compound d. number of atoms of each element
A 1.0-kg object is moving with a constant velocity 2.0 m/s toward the north. There are two forces acting on the object. One of the forces is 2.0 N north. The other force is ________
A) 1.0 N north. B) 3.0 N north. C) 2.0 N south. D) 2.0 N north. E) 0.
Towering cumulonimbus clouds are a common feature in regions where moist unstable air is heated from below. Such clouds are produced by
A) convectional lifting. B) orographic lifting. C) frontal lifting. D) none of these
The celestial object _______________ is just one of many small objects that orbit the Sun beyond Neptune
Fill in the blank(s) with correct word