Capacity
By: Casie Pease
4th Grade
Capacity (Customary Units)
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Definition – the amount of liquid in an object
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Fluid ounces, cups, pints, quarts, gallons
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Don’t forget your benchmarks
Gallon Kingdom
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There once was a Gallon Kingdom.
In the kingdom, there lived 4 Queens. Each
ruled a corner of the kingdom. 4 corners, 4
queens ( 4 quarts).
Each queen had 2 princesses that were the
apples of their eyes. (2 Princesses = 2 pints
per queen.
Capacity
Gallon Kingdom
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Each Princess has two cute eyes.
Gallon Kingdom
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1 Gallon = 4 quarts (queens)
1 quart (queen) = 2 pints (princesses)
1 princess (pint) = 2 cups (cute eyes)
Also remember that there are 8 fluid ounces
in a cup.
Apply what you know.
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How many quarts are in 1 gallon?
Think of Gallon Kingdom.
A) 2
B) 4
C) 6
D) 8
Answer: B
Show what you know.
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How many cups are in a pint?
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A) 2
B) 4
C) 6
D) 8
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Answer: A) 2
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How many pints are in a gallon?
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A) 2
B) 4
C) 6
D) 8
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Answer: D 8
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How many quarts are in ½ gallon?
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A) 2
B) 4
C) 6
D) 8
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Answer: A
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How many cups are in a gallon?
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A) 4
B) 8
C) 12
D) 16
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Answer: D) 16
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How many ounces are in a cup?
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A) 6 oz
B) 8 oz
C) 10 oz
D) 12 oz
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Answer: B ( 8oz.)
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How many cups are in a quart?
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A) 2
B) 4
C) 6
D) 8
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Answer: B) 4
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Think Tank
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How many ounces are in 5 cups?
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5 cups = _____ ounces
Clue: 1 cup = 8 ounces
Big to small or small to big?
Operation???
Answer:
40 ounces
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How many ounces are in two pints?
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First ask yourself…how many cups are in one pint?
2
So, we have 2 pints with 2 cups in each. Therefore,
we have 4 cups in all.
4 cups = _____ ounces???
Clue: 1 cup = 8 ounces
Big to small or small to big???
Answer:
32 ounces
How many pints are in 2 gallons?
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2 gallons = ____ pints
Clue: 1 gallon = 8 pints
Operation??? Big to small or small to Big?
Answer:
16 pints
How many cups are in 8 gallons?
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8 gallons = ____ cups
Clue: 1 gallon = 16 cups
Operation? Big to small or small to big?
Solve.
Answer:
128 cups
Don’t forget those teaspoons
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1 ounce is about 1 teaspoon of liquid.
3 teaspoons = 1 tablespoon.
How many teaspoons are in 8 tablespoons?
8 tablespoons = ____ teaspoons
Clue: 3 teaspoons = 1 tablespoon
Operation: big to small or small to big
Answer:
24 teaspoons
Capacity (Metrics)
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Units =
Milliliters (ml) – large drop of liquid
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Liters (l) – fat water bottle
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Kiloliters – 1,000 liters ( a small Jacuzzi filled
with water is about 1,000 liters)
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Benchmark Review
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1 milliliter is about
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A) the amount of liquid in a teaspoon.
B) a large drop of liquid from a medicine
dropper.
C) ½ a cup full of liquid.
Answer:
B (drop of liquid)
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1 liter is about…
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A) the size of a cup
B) the size of a gallon
C) the size of a fat water bottle
D) the size of a can of coke
Answer:
C) the size of a fat water bottle
The size of a kiloliter is about the size
of a ……
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A) sink of water
B) jug of water
C) mug of water
D) Jacuzzi filled with water
Answer:
D) Jacuzzi
Which unit should you use?
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To measure the amount of medicine you are
going to take for your cough…
A) milliliters
B) liters
C) kiloliters
Answer:
A) milliliters (ml)
Which unit would you use to measure
the amount of soda in a can?
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A) liters
B) milliliters
C) kiloliters
Answer:
B) milliliters
Which unit would you use to measure the amount of
liquid in large jug of water?
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A) milliliters
B) liters
C) kiloliters
Answer:
B) liters
Which unit would you use to measure
the amount of water in a baby pool?
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A) milliliters
B) liters
C) kiloliters
Answer:
B) liters
Which unit would you use to measure the amount of
water in an Olympic size pool?
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A) milliliters
B) liters
C) kiloliters
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Answer: C (kiloliters)
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Think Tank
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How many milliliters are in 7 liters?
Clue: 1,000 milliliters are in 1 liter.
Operation: Big to small OR small to big?
7 liters = _____ milliliters
SOLVE!
Answer:
7,000 milliliters
How many liters are in 9 kiloliters?
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Clue: 1,000 liters are in 1 kiloliter.
Operation: big to small OR small to big?
9 kiloliters = _____ liters
SOLVE!
Answer: 9,000 liters
How many liters are in 3,000 milliliters?
Clue: 1,000 milliliters = 1 liter
 Operation: big to small or small to big
 3,000 milliliters = _____ liters
 Solve!
 3,000 divided by 1,000 =
 3 liters
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How many liters are in 4.5 kiloliters?
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Clue: 1 kiloliter = 1,000 liters
Operation: big to small or small to big?
4.5 kiloliters = _____ liters
SOLVE!
4.5 x 1,000 =
Answer
4,500 liters
Keep Studying!!!!!!!!!!!!!
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Remember, we just learned about capacity.
Customary units – Gallons, quarts, pints,
cups, ounces
Metric units – milliliters, liters, kiloliters