Transcript If you were going to weigh a person

Weigh What????
Tons?
Gallons?
Pints?
Miles?
Inches?
Pints?
When might you need to measure weight?
What do you use
to measure
weight?
In the United States most people use
customary measurements.
To measure weight you use …
ounces
pounds
tons
How much does it weigh ? ? ? ? ?
Can you think of something
that weighs an ounce?
Can you think of something
that weighs an pound?
Can you think of something
that weighs a ton?
What customary units would you use to
measure the following items?
tons
A cat?
A television?
pounds
A whale?
pounds
ounces
An
apple?
pounds
A bag
of potatoes?
In the most other countries (and in
hospitals in the US) most people use
metric measurements.
To measure weight you use
GRAMS
Milligram:
a paperclip
Grams:
one grape
Kilogram:
2 loaves of bread
What metric units would you use to
measure the following items?
kilogram
A cat?
A television?
kilogram
A whale?
kilogram
gram
An
apple?
kilogram
A bag
of potatoes?
CAPACITY is the amount of liquid
that will fit in a container.
When might you need to find
the capacity of a container?
In the United States most people use
customary measurements.
To measure capacity you use
gallons
cups
What customary units would you use to
measure the following items?
Water in a bathtub
gallons
Gas in your car?
Milk in a cake recipe?
gallons
cups
In most other countries people use
metric measurements.
To measure capacity you use
Liters
liters
milliliters
What customary units would you use to
measure the following items?
Water in a bathtub
liters
Gas in your car?
liters
Milk in a cake recipe? milliliters
When would you need to measure length?
In the United States most people use
customary measurements.
To measure length you use
inch
foot
yard
mile
Can you picture how long it is?
How long is an inch? How long is a foot?
How long is a yard?
How long is a mile?
In the many other countries people use
metric measurements.
To measure length you use
Meters
millimeters
meters
kilometers
Can you picture how long it is?
How long is an millimeter?
How long is a meter?
How long is a kilometer?
If you were going to
weigh a car …
Would you be measuring length, weight or
capacity? weight
What customary unit would you use; ounces,
pounds or tons? tons
In metric, would you weigh it in
kilograms
milligrams, grams or kilograms?
If you were going to
weigh a candy bar …
Would you be measuring length, weight or
capacity? weight
What unit would you use; ounces, pounds or
tons? ounces
In metric would you weigh it in milligrams,
grams or kilograms? grams
If you were going to measure
how tall our school is …
Would you be measuring length, weight or
capacity? length
What unit would you use; inches, feet, yards
or miles? yards
In metric, would you measure it in
meters
millimeters, meters or kilometers?
If you were going to measure
the distance from your house
to school …
Would you be measuring length, weight or
capacity? length
What unit would you use; inches, feet, yards
or miles? miles
In metric, would you measure
using millimeters, meters or
kilometers?
kilometers
If you were going to weigh a
box of cereal …
Would you be measuring length, weight or
capacity? weight
What unit would you use; ounces, pounds or
tons? ounces
In metric, would you measure
using milligrams, grams or
kilograms?
grams