2. NASA stands for News Administration and Satellite Association. a True
b. False
23. Bolide is a large piece of space debris that crashes into a planet.
True
b. False
a.
24. Observing the black body curve of distant stars allows astronomers to determine age.
a. True
b. False
25. When giving coordinates for an object on the celestial sphere, the up and down position
given in degrees is called the right ascension.
a True
b. False
26. The moon exerts a greater influence than the
b. earth
because it is closer.
c. Jupiter
a. sun

Two identical 82 mg dust particles very far apart (pee 0) are moving directly toward each other at a speed of 3698 m/s. the charge on each is-719 ? c. determine how close they will get to each other. let k = 9x109 n-m2/c2 & ignore gravity.

Aregular polygon has angkes of size 150° each. how many side has the polygon

7. see worksheet 1 for values of variables x1, x2 and x3 and answer the following questions: a. for each variable find the mean, median, coefficient of skewness, range and population standard deviation. b. compared to variable x1, how are the mean and median affected by extreme values (outliers) seen in x2 and x3. c. is the median or mean the better measure of location for x2 and x3? explain. d. explain the differences in the magnitudes of the skewness coefficients for the three variables. e. what is the relationship between the range and standard deviation looking across the three variables?