Metric System

Question 1

Select the sequence that appears in increasing order.

a. mega, kilo, hecto, milli, giga
b. nano, milli, micro, deci, deca, mega
c. centi, deci, deca, hecto
d. milli, hecto, centi, deci, nano, giga

Answer 1

c. centi, deci, deca, hecto

Question 2

How many nanoseconds are in 7 seconds?

a. 7,000,000
b. 7,000,000,000
c. 7 million
d. 0.00000007

Answer 2

b. 7,000,000,000

Question 3

The letters below represent the abbreviations for the prefixes of the metric system. Select the sequence that appears in decreasing order.

a. m, k, M, g, da
b. g, m, k, d, u
c. g, k, di, m, u, n
d. M, k, da, d, c

Answer 3

d. M, k, da, d, c

Question 4

Match the following prefixes with their meanings.
a. mega
b. hecto
c. milli
d. kilo
e. nano
f. giga

1. hundreds
2. thousands
3. thousandths
4. millions
5. billions
6. billionths

Answer 4

a. –> 4.
b. –> 1.
c. –> 3.
d. –> 2.
e. –> 6.
f. –> 5.

Question 5

Which term is the reciprocal of mega?

a. nano
b. kilo
c. macro
d. micro

Answer 5

d. micro

Question 6

How can the volume of an irregularly shaped object be measured most accurately?

a. by visual inspection
b. by its weight
c. by immersing it in water
d. by ultrasound scanning

Answer 6

c. by immersing it in water