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- 1. Multiple ChoiceWhat is the part of the chemical equation in green called?
Fe + S --> FeSproductsreactantsyieldchemical formula - 2. Multiple Choice
In this image, what are the information to the right of the arrow (in black) is called the_______.ProductReactantChemical Subscript - 3. Multiple ChoiceWhat is the arrow in a chemical equation...
H2 + O --> H2OReactantsProductsYieldsChemical Equation - 4. Multiple ChoiceWhat are the reasons for the season?Earth's tilt & rotationEarth's tilt & revolutionEarth's rotation & rovolutionEarth's tilt & resolution
- 5. Multiple ChoiceWhich season(s) have the same amount of daylight hours as nighttime hours?More hour of light during spring, less in fallMore hours of light during summer, less in winterNone of the seasons have equal daylight hoursAll are equal
- 6. Multiple ChoiceIn winter, the axis of the earth is pointed away or toward the sun?towardsupdownaway
- 7. Multiple Choice
What do the initial moments after the Big Bang have in common with the universe as it exists now? Choose the best answer.
All the stars, galaxies, and planets that exist today were formed just a few moments after the Big Bang.
The universe back then could not sustain life, and it cannot sustain life now.
The universe was extremely hot then, and it is still extremely hot now.
The universe began expanding then, and it is still expanding today.
- 8. Multiple Choice
What is one major piece of evidence that the Big Bang theory is correct?
Astronomers have detected leftover radiation from the Big Bang
Everything in the universe has remained in the same location for billions of years
Astronomers have discovered that the universe is no longer expanding
Astronomers have discovered evidence that the universe will soon begin contracting in a "Big Crunch"
- 9. Multiple Choice
The light from a star moving away from us would be experiencing:
Redshift
Blueshift
Greenshift
Whiteshift
- 10. Multiple ChoiceIf an object is moving toward us, its spectrum will experienceno shiftred shiftblack spectrumblue shift
- 11. Multiple Choice
Hubble observed that galaxies are
expandingmoving away from usmoving towards usstanding still - 12. Multiple ChoiceWhat is a vacuum?A space with only air in itA space with NO matter at all presentA machine you use to do your chores
- 13. Multiple Choice4 isradioUVVisible LightX-ray
- 14. Multiple Choice7 isRadioUVInfraredGamma
- 15. Multiple ChoiceTrue or false: as you move along the spectrum, left to right, the wavelengths decrease in size (get smaller)TrueFalse
- 16. Multiple ChoiceWhich of the following electromagnetic waves is given off as heat?Radio WavesInfrared RaysVisible LightGamma Rays
- 17. Multiple ChoiceWhich has the LONGEST wavelength and, therefore, the lowest frequency/energyGamma RaysRadio WavesVisible LightInfrared rays
- 18. Multiple ChoiceIn visible light, which color has the longest wavelength?RedVioletYellowGreen
- 19. Multiple ChoiceElectromagnetic waves________________travel through space.NeverCannotCanWish they could
- 20. Multiple ChoiceThe acronym (letters) used to remember visible light is____________KTPERRYROYGBIVDOGPOUNDROMERO
- Answer choicesTagsAnswer choicesTags