Sarah wants to know which brand of nail polish lasts the longest without chipping. She buys 4 types of nail polish - Essie (which she normally uses.) Butter, , and Sally HansenEvery Sunday for 4 weeks she paints her nails with a different brand of polish and records how many days she lasts before she gets her first chip. She makes sure to use the same bottom coat and top coat with each type of polish, and she makes sure to do the same weekly routine each week so that her nails aren't getting treated more roughly different weeks.

15 points come and ! which characteristic describes all bacteria? a rod-shaped b microscopic c multicellular d autotrophic

Identify the composition of oceanic and continental crystal rocks.in a model of earth’s interior,where would these rocks appear?

Agroup of students is studying convection currents. they fill two identical balloons with the same amount of helium. one balloon is placed in a freezer and the other in an area with warm air. after 10 minutes, the balloons are released from a height of 1 meter. which of the following do the students most likely observe? question 8 options: the cold balloon expands and rises. the warm balloon shrinks and sinks. the balloons rise at the same rate. both balloons are the same size. the ballons both rise. the cold ballon is larger than the warm balloon. the warm balloon expands and rises. the cold balloon shrinks and sinks.