The earth rotates about an imaginary line that passes through the north and south poles of the planet. this line is called the axis of rotation. this rotation is responsible for what we know as on earth.
a) a day
b) a year
c) the equinox
eliminate
d) the seasons

Elements in group 2 are all called alkaline earth metals. what is most similar about the alkaline earth metals?

Acm ruler with main graduations from 1 to 10 from left to right there are 10 secondary graduations between each of the main graduations there is a line that begins. at the left end of the ruler 10 secondary graduations to the left of the “1 main graduation the right end of the line ends on the eighth secondary graduation to the right of 3 how long is the line

In the experiment you asked to react hydrochloric acid and with sodium hydroxide. when measuring the volume of the reactants, which instrument would give the greatest precision.