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Learn earth science MCQs: area of a square measuring 5m each side would be, with choices 25mm2, 5m2, 10m2, and 25m2 for online school degrees. Free Earth science student portal for online learning si systems quiz questions, MCQs to find questions answers based online learning tests.

MCQ: Area of a square measuring 5m each side would be

1. 25mm2
2. 5m2
3. 10m2
4. 25m2

D

MCQ: 1000 grams is equal to

1. 1kg
2. 1mg
3. 1µg
4. 1lb

A

MCQ: Number 10 is chosen for basis of SI units because it is

1. binary
2. easy to use
3. trinary
4. the first two digit number

B

MCQ: Density of water in kg/m3 is

1. 1
2. 10
3. 100
4. 1000

D

MCQ: One kilometer is equal to

1. 1x102m
2. 1x104m
3. 1x102dm
4. 1x104dm

D