The Earth's orbit has a mean radius of 1.5 × 108 km. Over a six-month period, the apparent position of a particular star varies by 0.00014° due to parallax. How distant is the star, in km?
A)
1.2 × 1011 km
B)
1.2 × 1014 km
C)
1.2 × 1017 km
D)
1.2 × 1020 km
E)
1.2 × 1023 km
B
You might also like to view...
______ is the language that briefly describes each image that loads in a webpage.
A. meta data B. alt text C. pixel text D. SEO tag
A 10 kg bomb is moving NORTH with a velocity of 4.0 m/s. It explodes into three fragments: a 5.0 kg fragment moving WEST with a speed of 8.0 m/s, a 4.0 kg fragment moving EAST with a speed of 10 m/s, and a third 1.0 kg fragment. What is the velocity of the third fragment?
A. zero B. 40 m/s NORTH C. 40 m/s SOUTH D. none of these answers are correct
Some people may be genetically predisposed to seek out difficult relationships. These difficult relationships may contribute to their experience of depression. This is an example of the _________ model.
Fill in the blank(s) with the appropriate word(s).
Approximately what core temperature is required before hydrogen fusion can begin in a star?
A) 10,000 K B) 10 million K C) 1 billion K D) 10 billion K E) 10 trillion K