pre assessment

Which of the following device is used to measure the length?

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Name the device that is used to measure the mass.

• telephone

• beam balance

• rectangle

SI unit of time is

• seconds

• kilogram

• meter

SI unit of temperature

• degree celsius

• kelvin

• seconds

convert 2 minutes to seconds

• 130 seconds

• 180 seconds

• 900 seconds

Convert 1kg to grams

• 500 grams

• 500 grams

• 1000 grams

What is the meaning of the SI unit?

• Service information

• system intact

• System international

convert 120 cm to m

• 1.2

• 1.9

• 2.3