Chapter 2 Mass and Weight
a
MASS and WEIGHT Commonly misunderstood quantities
A MASS WEIGHT Definition constant variable Measured with balance Scale Measurement of the amount of matter in an object Measurement of the gravitational force Variable/constant constant variable Measured with balance Scale Units Grams, kilograms, etc. Pounds, ounces, etc. A
WEIGHT
The earth’s size makes all other attractions inconsequential
STRENGTH OF GRAVITY DEPENDS ON SIZE AND DISTANCE
Further you are away from earth …
A MASS WEIGHT Definition constant variable Measured with balance Scale Measurement of the amount of matter in an object Measurement of the gravitational force Variable/constant constant variable Measured with balance Scale Units Grams, kilograms, etc. Pounds, ounces, etc. A
Would you weigh the same on the moon?
195 million 21 trillion
Why is Superman soooo strong?
$ diet for losing weight … A A
A MASS WEIGHT Definition constant variable Measured with balance Scale Measurement of the amount of matter in an object Measurement of the gravitational force Variable/constant constant variable Measured with balance Scale Units Grams, kilograms, etc. Pounds, ounces, etc. A
MASS WEIGHT Definition constant variable Measured with balance Scale Measurement of the amount of matter in an object Measurement of the gravitational force Variable/constant constant variable Measured with balance Scale Units Grams, kilograms, etc. Pounds, ounces, etc.
Homework Worksheet Chapter 2-1 (due Tuesday)