No, 0.5 tonne is not less than 1 mg.
Yes, 0.5 μg is less than 1 mg
Without units on the 0.5 it is impossible to say!
No, it's twice as much.
1mcg (microgram) is 1,000 times smaller than 1mg (milligram).
50mg is bigger than 1mg
1 > 0.051 < 55 = 051 < 05
05 mg = 5 mg is more massive.
05 grams is 5 times larger than 1mg. If you meant 0.05, this is 20 times less.
Yes and no. 1mg is greater than 0.125 nanograms but it is less than 0.125 tons.
No, it's twice as much.
About 36 hours.
3.907 is less than (<) 5.
1mcg (microgram) is 1,000 times smaller than 1mg (milligram).
50mg is bigger than 1mg
1 > 0.051 < 55 = 051 < 05
No
No
No, a small grain of sand typically weighs much less than 1mg. The weight of a grain of sand can vary depending on its size, but on average it is in the range of a few micrograms.
05 mg = 5 mg is more massive.