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- 1. Multiple Choice
Nearly all the information we have about the universe comes in the form of ___lightsoundelectricityfossils - 2. Multiple ChoiceWith light waves, the things doing the waving are ___gravitational and magnetic fieldselectric and gravitational fieldselectric and magnetic fieldsmagnetic and nuclear force fields
- 3. Multiple ChoiceThe distance between the crests in a wave is called ___the wave distancethe wavelengththe amplitudethe frequency
- 4. Multiple ChoiceLight with a shorter wavelength has ___less energymore energya smaller velocitya greater velocity
- 5. Multiple ChoiceOur eyes detect different energies of light as ___different colorsdifferent intensitiesdifferent polaritiesdifferent types of waves
- 6. Multiple ChoiceThe spread of colors, or wavelengths of EM radiation, is called ___a wave-spreadthe bandwidtha spectrumthe audible range
- 7. Multiple ChoiceLight with a wavelength that the human eye can detect is called ___visible lightultraviolet light'infrared lightinvisible light
- 8. Multiple ChoiceLight with slightly shorter wavelengths than what our eyes can see is called ___visible lightultraviolet lightinfrared lightx-rays
- 9. Multiple ChoiceLight waves with the shortest wavelengths of all are called ___ultraviolet lightmicrowavesx-raysgamma rays
- 10. Multiple ChoiceLight with slightly longer wavelengths than the reddest color we can see is called ___infrared lightultrared lightsubred lightultraviolet light
- 11. Multiple ChoiceLight with the longest wavelengths of all are called ___gamma raysx-raysmicrowavesradio waves
- 12. Multiple ChoiceAn object that's hotter will emit light with a higher energy, which corresponds to ___a shorter wavelengtha longer wavelengtha smaller frequencya larger amplitude
- 13. Multiple ChoiceAstronomers say that light with a shorter wavelength is bluer, and light with a longer wavelength is ___pinkerreddermore violetless blue
- 14. Multiple ChoiceIn general, atoms are made up of three subatomic particles: ___photons, neutrons, and electronsprotons, neutrinos, and electronsphotons, neutrons, and positronsprotons, neutrons, and electrons
- 15. Multiple ChoiceProtons and neutrons occupy the centers of atoms in what's called ___the nucleusthe kernalthe corethe nucleolus
- 16. Multiple ChoiceThe type of atom depends on how many ___neutrons are in the nucleusphotons it emitsprotons are in the nucleuselectrons are orbiting the nucleus
- 17. Multiple ChoiceIf light hitting the atom has just the right amount of energy, the electron will ___absorb it and jump downabsorb it and jump upemit it and jump upemit it and jump up
- 18. Multiple ChoiceDifferent atoms emit ___identical colors of lightdifferent colors of lightdifferent intensities of soundidentical energies of light
- 19. Multiple ChoiceWhat kind of device can precisely measure the wavelength of light?an anemometera spectrometera hygrometera spirometer
- 20. Multiple ChoiceStars and gas clouds in space are mostly made of ___hydrogenheliumcarboncalcium
- 21. Multiple ChoiceWhich gas was detected, using spectroscopy, in Jupiter's atmosphere?methaneoxygencarbon dioxidecarbon monoxide
- 22. Multiple ChoiceThe change in pitch as a motorcycle passes you is known as ___the observer effectthe photoelectric effectthe Doppler effectthe Hertz shift
- 23. Multiple ChoiceIf an object heads away from you, the wavelength from the source gets ___shorter and is red-shiftedlonger and is red-shiftedshorter and is blue-shiftedlonger and is blue-shifted
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