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What are physical quantities
Property of an object that can be measured.
Give two examples of fundamental quantities
Mass and length
What is the unit of mass in the SI system
Kilogram (kg)
What is measured in seconds
Time
What is the least count of a ruler marked in millimeters
1 mm or 0.1 cm.
Name a tool used to measure the diameter of a thin wire
Caliper or micrometer
Which instrument would you use to measure the length of a pencil
Ruler
What is the SI unit of length
Meter (m)
Name three examples of linear dimensions
.
Length, width, height
.
Which tool is used to measure your waist size
Measuring tape
A table is 150 cm long. What is its length in meters
1.5 meters
Name a unit smaller than a centimeter
Millimeter (mm)
Which is larger: 1 km or 1000 m
They are equal
Convert 2.5 m to cm
250 cm
Convert 4.2 hectometers (hm) to decimeters (dm)
4200 dm
Convert 6.5 kilometers (km) to decameters (dam)
650 dam
