Exploring the Universe Crossword Puzzle

QUESTIONS LIST:

• false : the big bang has been able to be recreated in a lab. true or false?
• black body : thermal radiation is also called _ radiation
• expanded : a greater red shift tells us how much the universe has _
• radio : pulsars are a source of _ waves
• cosmological : the idea that there is no preferred location or best location in the universe is know as the _ principal
• expanding : is space expanding or shrinking?
• emission : one example of something that would have an _ spectrum is a florescent light
• blue : objects moving towards us appear _
• distance : comparing stars apparent and absolute magnitudes help us measure a stars _ to earth
• dark : missing matter= _ matter
• hotter : the universe has gotten _ over time
• brighter : stars with a smaller number apparent magnitude appear to look _
• fixed : the speed of light is a _ speed
• closer : gravity is stronger if objects are _
• faster : the farther away a galaxy is, the _ it is moving away from us (hubbles law)
• mass : you can use binary stars to calculate what?
• yes : is there evidence for water on mars?
• more : hotter objects emit _ light at all wavelengths
• released : in an atom, for an electron to move to a lower level, energy must be _
• universe : 13.8 billion years is the age of the _
• longer : objects moving away from us have a _ wavelength
• wavelength : the distance between adjacent peaks
• drake : the _ equation can be used to calculate the number of civilizations in our galaxy that we could receive a signal from
• true : the sun is about the same density as water...true or false?
• cosmology : the study of the universe as a whole