Answer: D. red
The wavelength of ________ is longer than the wavelength of yellow light.
A. blue-green
B. yellow
C. green
D. red
Physics & Space Science
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The process of removing an electron from a stable nucleus is known as ____________________
Fill in the blank(s) with correct word
Physics & Space Science
When weight is applied to the top of a stone arch, the stone blocks in the arch undergo
A) tension. B) compression. C) expansion. D) none of the above
Physics & Space Science
Discrete radii and energy states of atoms were first explained by electrons circling the atom in an integral number of
A) wave frequencies. B) de Broglie wavelengths. C) diffraction patterns. D) high-speed particles. E) none of the above
Physics & Space Science
A 2.5-kg object suspended from the ceiling by a string that has a length of 2.5 m is released from rest with the string 40° below the horizontal position. What is the tension in the string at the instant when the object passes through its lowest position?
a. 11 N b. 25 N c. 42 N d. 18 N e. 32 N
Physics & Space Science