Geography, 21.07.2020 05:01 angellll4455
Which of the following statements is NOT true:
a) Light moving from a source moving toward the observer will have a higher frequency than if the source were at rest with respect to the observer.
b) The value of Hubble's parameter, H, is determined by measured redshifts of spectral lines for distant galaxies. c) Hubble's parameter, H, is used to estimate both the Universe's size and age.
d) According to Hubble's Law all galaxies must be moving away (receding) from our own.
Answers: 1
Geography, 22.06.2019 22:40
[fw.02]diana is studying four surface features of florida. she classifies the surface features and places them in different columns of a chart as shown below. surface features column 1 column 2 hot springs sinkholes caverns geysers which of these titles best represents column 1 of diana's chart? formed by freezing groundwater o formed by heating groundwater o formed by evaporation of groundwater o formed by chemical action of groundwater
Answers: 2
Geography, 23.06.2019 09:00
All of the following came out of china and were exchanged along the silk road, except a. papermaking b. block printing c. buddhism d. compasses select the best answer from the choices provided a b c d
Answers: 2
Which of the following statements is NOT true:
a) Light moving from a source moving toward the obse...
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