In what sense do we say we are looking back in time when we are looking at the stars?
A. We see stars as they once were when their light reaches us.
B. Because Earth's atmosphere bends and distorts their light.
C. Because stars are emitting immense radiation, we are seeing processes that have already happened.
D. Because space curves, we are actually looking at the past when we look in the night sky.
Answer: A
You might also like to view...
The Hawai’ian Islands were colonized by the ____
a. Greeks b. Vikings c. Chinese d. Polynesians e. Norwegians
A network of more than 100 Doppler radar units covers nearly all of the 48 contiguous United States
Indicate whether the statement is true or false
Global temperature trends can be inferred from changes in ________ and ________
A) fossils; hydrogen and oxygen isotopes found in sediments and glacial ice B) volcanic eruptions; isotope ratios in glacial ice C) fossils; chemical isotopes found in sediments and glacial ice D) volcanic eruptions; fossils E) fossils; isotope ratios in glacial ice
All of the following would contribute to destructive wildfires promoted by Santa Ana winds EXCEPT
A. high pressure. B. canyons to funnel wind. C. drought. D. sea breeze.