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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

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Presentation Transcript
slide1

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.

slide2

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.

slide3

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.

slide4

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.

slide5

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.

slide6

This picture is an example of:

A. an emission spectrum.

B. an absorption spectrum.

C. a continuous spectrum.

D. an excitation spectrum.

slide7

This picture is an example of:

A. an emission spectrum.

B. an absorption spectrum.

C. a continuous spectrum.

D. an excitation spectrum.

slide8

This picture is an example of:

A. an emission spectrum.

B. an absorption spectrum.

C. a continuous spectrum.

D. an excitation spectrum.

slide9

A unit that could be used to

describe wavelength is

A. hertz

B. joules

C. meters

D. electron volts

slide10

A unit that could be used to

describe frequency is

A. hertz

B. joules

C. meters

D. electron volts

slide11

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.

slide12

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.

slide13

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

slide14

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.

slide15

A chemical reaction or process that uses heat or energy is called

A. ectomorphic.

B. endothermic.

C. eukaryotic.

D. exothermic.

slide16

A chemical reaction that produces heat or energy is called

A. ectomorphic.

B. endothermic.

C. eukaryotic.

D. exothermic.