si units

What is the correct SI unit for mass?

• Kilograms
• newtons
• pounds
• grams

The SI unit for temperature is __?__.

• degree fahrenheit  (° F)
• degree celsius  (° C)
• kelvin  (K)
• degree centigrade  (°C)

The SI unit for time is the __?__.

• hours (h)

• liter (L)

• gram (g)

• second (s)

What SI unit is used to measure length?

• meters

• liters

• centimeters

• kilograms

What prefix is represented by the following symbol:  k

• hecto
• kilo
• deci
• deka

What prefix is represented by the following symbol: m

• hecto

• kilo

• milli

• mega

Convert 872 mm to m.

• 0.872m

• 0.0872m

• 8.72m

• 0.8721m

Convert 17 mm to km.

• 0.00017km

• 0.000017km

• 0.0017km

• 1.7km

If 1 ft = 30.48cm, how many centimetres are there is 9.2ft?

• 2.8041cm

• 2.8041m

• 280.416cm

• 280.416m

A man travels 5.9km by car before walking 2750m by foot. What is the total distance in metres travelled by him.

• 8650km

• 8650m

• 865m

• 865.5m