Which of the following best completes the hypothesis?
increasing the salt concentration in a solution..
a. may be harmful or
b. will not have an effect
c. will decrease the amount of bacteria in the solution
d. makes the solution taste saltier

Sarah is sitting at the top of the slide in the schools playground. which will increase sarah’s kinetic energy a- an additional child is added to the top of the slide. b- sarah is pushed and moves down the slide. c- sarah climbs down the ladder and off the slide. d- the ladder is moved to the other side of the yard.

~fourth largest plate ~includes parts of the indian and atlantic oceans ~subducts below the eurasian plate on the west side ~ the arabian and somali plates form boundaries with it what is the name of the tectonic plate described above? a) african plate b) eurasian plate c) north american plate d) indo- australian plate

How can you tell the difference between rough er from smooth er?