5. WHAT IF IT IS RIGHT ON THE
MONEY????? WHAT IS THIS
MEASUREMENT??
6. THIS MEANS THAT THE SCIENTIST IS
SURE OF THE 8, SURE OF THE 3 AND
ALMOST SURE OF THE 1. YOU MAY
ONLY BE UNSURE OF ONE PLACE.
A GOOD RULE OF THUMB IS TO ALWAYS
HAVE NUMBERS TO ONE PLACE
BEYOND THE UNITS GIVEN ON YOUR
RULER OR GRADUATED CYLINDER OR
MEASURING DEVICE.
7. THIS RULER HAS TENTHS SO YOU
SHOULD HAVE VALUES TO THE
HUNDREDTHS PLACE. LIKE 8.31
8. THIS HAS UNITS TO THE NEAREST
WHOLE NUMBER SO REPORT ONE
PLACE PAST THAT --- TO THE TENTHS.
ANSWER IS ????????
14. HOW MANY SIG FIGS ARE THERE?
1,234,000 HAS FOUR SIG FIGS.
12.30 HAS FOUR SIG FIGS
0.000045 HAS TWO SIG FIGS, THE
ZEROES ARE SIMPLY THERE TO SHOW
YOU IT’S A SMALL NUMBER.
120000000 HAS TWO SIG FIGS FOR THE
SAME REASON