The unit of measurement in the International System

The unit of measurement in the International System for distance is

• Km

• cm

• mm

• m

The unit of measurement in the International System for time is

• hour

• minute

• second

The unit of measurement in the International System for temperature is

• Celsius

• Kelvin

• calorie

25 cm is

• 250 mm

• 250 dm

• 250 m

• 250 dam

5 minute = (a)   secunde

180 cm = (a)   m

0,5 hour is

• 50 minutes

• 40 minutes

• 30 minutes

• 20 minutes

We have the following temperatures: t1 = -23 degrees Celsius; t2 = -14 degrees Celsius, t3= 17 degrees Celsius and t4= 33 degrees Celsius. Which one is the lowest temperature?

• t1

• t2

• t3

• t4

7 Km =

• 7 m

• 70 m

• 700 m

• 7000 m

300 mm

• 30 m

• 3 m

• 0, 3 m

• 0, 03 m