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An astronomer see a star that is very far away but still very bright. What can she conclude about the star? The star must be very large. The star must be very small. The star must be moving away from Earth.
asked
Mar 13, 2018
Biology
high-school
2
answers
4
votes
166k
views
Which property is demonstrated below? (4*3)*7=4*(3*7)
asked
Jan 8, 2018
Mathematics
college
1
answer
4
votes
193k
views
Someone please help me and give answers for questions 3 please
asked
Sep 24, 2017
Mathematics
middle-school
1
answer
0
votes
53.5k
views
The death of part of the heart muscle
asked
Aug 18, 2017
Health
high-school
2
answers
4
votes
76.3k
views
What is threshold frequency
asked
Oct 28, 2016
Physics
high-school
2
answers
3
votes
14.4k
views
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