Activity 4. Choose an appropriate SI unit of measure for each of the following.
Length:
1. A pencil
2. A flagpole
3. A highway
Mass:
4. A sack of rice
5. A 10-year old boy
Liquid measure:
6. A jug of water
7. A tank of gasoline
8. A dose of medicine
Area:
9. The area of the
front eover of a
book
10. The surface area
of a microchip
Length:
1. A pencil
2. A flagpole
3. A highway
Mass:
4. A sack of rice
5. A 10-year old boy
Liquid measure:
6. A jug of water
7. A tank of gasoline
8. A dose of medicine
Area:
9. The area of the
front eover of a
book
10. The surface area
of a microchip
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Answer:
Length
1)Pencil-Centimeters or Cm
the most appropriate unit for the length of a pencil is Cm..
2)flagpole-ft or feet
the most appropriate unit for the length or height of flagpole is Ft..
3)A highway-kilometers or Km
Kilometers are used to measure long distances. If you are looking to figure out the length of a road, the distance between two locations, etc, you would use kilometers.
Mass
4) sack of rice-Kilograms or kg
the best estimate of the mass of sack rice is kg.
5) 10 year old boy-kilograms or kg
Liquid measure
6) jug of water -liter
the most appropriate unit for the liquid measure of jug of water is liter.
7) tank of gasoline - kiloliters
8) a dose of medicine-milliliter or mL
to measure the dose of medicine we use the unit of measure milliliter.
Area
9) front cover of book-sq. cm
to measure the area of book cover we use square centimeter.
10) surface area of a microchip -sq. m
to measure the area for the surface of microchip we use square meter.
hope it help po