Which of the following objects is accelerating? a patriotic statue in center of the park
a car moving at a constant speed in a straight line
a car moving at a constant speed through a curve
a flower pot falling from a 2nd story window

Compare and contrast physical changes with chemical changes.

There are 6.022, 104 atoms of hg in 1 mole of hg the number of atoms in 45 moles of hg can be found by multiplying 4.5 by 6.022, 102 which is the number of atoms in 4.5 moles of hg, correctly written in scientific notation with the correct number of significant figures? 0 21,109 0 21,100 271, 1024 27.099, 100 mark this and retum save and exit submit

Which of the following has wavelength longer than the wavelength of viable light? a) x rays b) gamma rays c) radios waves d) ultraviolet waves