the length of a table was measure three trials with the following results in meters x1=1.42 x2=1.45 x3=1.41 what is the average value and standard devition & persentage error?

11. you want to calculate the displacement of an object thrown over a bridge. using -10 m/s2 for acceleration due to gravity, what would be the total displacement of the object if it took 8 seconds before hitting the water?

The earth orbits a start called the

What force is responsible for making fusion possible in the sun? a- gravitational force b- electromagnetic force c- weak nuclear force d- strong nuclear force