9. what fractions of a cubic centimeter do the smallest divisions on
each of the graduated cylinders in figure c represent? express
your answer in deci-
mal form.
2 cm
2 cm
cm
1 cm3
figure c
for problem 9
(a)
(b)

Select the word from the list that best fits the definition classification of most stars on the h-r diagram

Consider two less-than-desirable options. in the first you are driving 30 mph and crash head-on into an identical car also going 30 mph. in the second option you are driving 30 mph and crash head-on into a stationary brick wall. in neither case does your car bounce off the thing it hits, and the collision time is the same in both cases. which of these two situations would result in the greatest impact force?

Which statement describes the formation of our sun? a disk formed of long trails of stars coiled into a spiral. it formed an elliptical flattened disk. heat and gases contracted within a nebula. gravity pushed stars away from a center core.