1. Which of the following is an important feature of the Bohr model of the atom? A. Electrons exist anywhere around the nucleus. B. The energy of the light is directly proportional to its wavelength. C. Atoms emit energy when jumping from a lower to a higher energy level. D. Atoms emit energy when jumping from a higher to a lower energy level.

2. A continuous visible spectrum is A. the distance between two equivalent points on a wave. B. a rainbow. C. light with shorter wavelengths than visible. D. light with longer wavelengths than visible. E. when an electron occupies an energy level higher than the lowest available energy available.

3. An excited electron state is A. the distance between two equivalent points on a wave. B. a rainbow. C. light with shorter wavelengths than visible. D. light with longer wavelengths than visible. E. when an electron occupies an energy level higher than the lowest available energy available.

4. A wavelength is A. the distance between two equivalent points on a wave. B. a rainbow. C. light with shorter wavelengths than visible. D. light with longer wavelengths than visible. E. when an electron occupies an energy level higher than the lowest available energy available.

5. Ultraviolet light is A. the distance between two equivalent points on a wave. B. a rainbow. C. light with shorter wavelengths than visible. D. light with longer wavelengths than visible. E. when an electron occupies an energy level higher than the lowest available energy available.

6. This picture is an example of: A. an emission spectrum. B. an absorption spectrum. C. a continuous spectrum. D. an excitation spectrum.

7. This picture is an example of: A. an emission spectrum. B. an absorption spectrum. C. a continuous spectrum. D. an excitation spectrum.

8. This picture is an example of: A. an emission spectrum. B. an absorption spectrum. C. a continuous spectrum. D. an excitation spectrum.

9. A unit that could be used to describe wavelength is A. hertz B. joules C. meters D. electron volts

10. A unit that could be used to describe frequency is A. hertz B. joules C. meters D. electron volts

11. In order to take a picture of bones inside your body you would need to be exposed to A. visible light waves. B. gamma rays C. X-rays. D. radio waves. E. infrared waves. F. ultraviolet waves. G. microwaves.

12. If you got a sunburn, that means you were exposed to A. visible light waves. B. gamma rays C. X-rays. D. radio waves. E. infrared waves. F. ultraviolet waves. G. microwaves.

13. Your cell phone emits A. visible light waves. B. gamma rays C. X-rays. D. radio waves. E. infrared waves. F. ultraviolet waves. G. microwaves

14. A photon is A. a nuclear particle with a positive charge. B. a nuclear particle with no charge. C. a particle of light or energy without mass. D. a very small particle with a negative charge that occupies distinct orbits around the nucleus.

15. A chemical reaction or process that uses heat or energy is called A. ectomorphic. B. endothermic. C. eukaryotic. D. exothermic.

16. A chemical reaction that produces heat or energy is called A. ectomorphic. B. endothermic. C. eukaryotic. D. exothermic.