In a standard title block, the size of the
drawing is indicated by
A- a two digit number following the drawing number
B- a set of dimensions printed in a box
C- the scale of the object represented
D- a code letter printed in a box

The intensity, or loudness, of a sound can be measured in decibels (db), according to the equation , where i is the intensity of a given sound and is the threshold of hearing intensity. what is the intensity, in decibels, [i(db)], when ? use a calculator. round to the nearest whole number. 8 9 19 80

If two students are running down the hall toward each other, trying to get to class, and they have the same mass and acceleration, what will happen when they collide? will their forces cancel out or will each one experience a reaction?

The energy equivalent of the rest mass of an electron is