Name___________________________________
SHORT ANSWER. Write the word or phrase that best completes each statement or answers the question.
1) The metric prefix for 0.010 is __________. 1)
2) The metric symbol, or abbreviation, for milli is ___________. 2)
Write the following numbers in scientific notation:
3) 45,000 3)
4) 0.0000742 4)
Write the following number in decimal form:
5) 3.28 x 10 -4 5)
6) 2.65 x 10 8 6)
Fill in each blank: (Round to three significant digits when necessary.)
7) 1.2 km = ___________ m 7)
8) 6.9 L = ___________ ml 8)
9) 750 !m = ___________ mm 9)
10) 670 mm2 = ___________ cm2 10)
11) 6500 cm3 = ___________ m3 11)
12) 15 kg = ___________ lb 12)
13) 96 in. = ___________ yd 13)
14) 15 ft3 = ___________ m3 14)
Determine the accuracy (the number of significant digits) in each measurement:
15) 20,900 m 15)
16) 0.04060 s 16)
1
, 17) 3.6 x 10 -12 km 17)
Determine the precision of each measurement:
18) 23.9 m 18)
19) 14,050 ft 19)
4
20) 5.0 x 10 s 20)
21) Use the rules of measurement to add 18.5 m; 2070 cm; 95.25 cm; 0.045 m. 21)
Use the rules for multiplication and division of measurements to find the value of:
(36.0 kg)(45 m)
22) 22)
(1.35 s) 2
23) Find the area of a rectangle 22.6 m long and 4.60 m wide. 23)
24) Find the volume of a rectangular box 18.0 cm long, 9.0 cm wide, and 6.00 cm high. 24)
Express each of the following values using scientific notation:
25) 0.0001042 mi. 25)
26) 6,800,000 in. 26)
27) 0.00481 L 27)
28) 0.000000015 gal 28)
29) 127,500 cm 29)
30) 0.00008207 km 30)
31) 89,600,000 g 31)
32) 18,000 in. 32)
Perform the following conversions:
3
33) 47.5 ft = ___________ gal = ___________ L 33)
2 2 2
34) 200 m = ___________ ft = ___________ cm 34)
2
, 3 3
35) 923 m = ___________ yd = ___________ gal 35)
3
36) 55.0 gal = ___________ L = ___________ ft 36)
37) What is the difference between a subscript and an exponent? 37)
38) What is the difference between a formula and a working equation? 38)
39) What is the purpose of estimation when problem solving? 39)
40) Solve for m in the formula F = ma. 40)
41) Solve for t in the formula s = 1/2 (vf + v i)t. 41)
42) Solve for v f in the formula s = 1/2 (vf + v i)t. 42)
43) Solve for h in PE = mgh. 43)
44) Given A = 1/2 bh, if b = 10.0 cm and h = 12.2 cm, what is A? 44)
45) A cone has a volume of 315 cm3 and a radius of 7.50 cm. What is its height? 45)
46) A right triangle has a side of 82.4 mm and a side of 19.6 mm. Find the length of the 46)
hypotenuse.
47) Given a cylinder with a radius of 14.4 cm and a height of 16.8 cm, find the lateral surface 47)
area.
48) A rectangle has a perimeter of 80.0 cm. One side has a length of 28.0 cm. What is the 48)
length of the adjacent side?
49) The formula for the volume of a cylinder is V = !r2h. If V = 4520 m3 and h = 36.0 m, 49)
find r.
50) The formula for the area of a triangle is A = 1/2 bh. If b = 3.12 m and A = 82.6 m 2, find 50)
h.
51) A rectangular parking lot measures 80.0 m by 75.0 m. If the parking lot needs three 51)
sections that each measure 8.00 m by 8.00 m for tree plantings, how much area is left for
parking spaces?
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, Answer Key
Testname: UNTITLED1
1) centi
2) m
3) 4.5 × 10 4
4) 7.42 × 10 -5
5) 0.000328
6) 265,000,000
7) 1200
8) 6900
9) 0.75
10) 6.7
11) 0.0065
12) 166
13) 2.67
14) 0.425
15) 3
16) 4
17) 2
18) 0.1 m
19) 10 ft
20) 1000 s
21) 40.2 m
22) 890 kg m/s 2
23) 104 m 2
24) 970 cm3
25) 1.042 × 10 -4 mi
26) 6.8 × 10 6 in.
27) 4.81 × 10 -3 L
28) 1.5 × 10 -9 gal
29) 1.275 × 10 5 cm
30) 8.207 × ×10 -5 km
31) 8.96 × 10 7 g
32) 1.8 × 10 4 in.
33) 355 gal = 1340 L
34) 2380 ft2 = 2,200,000 cm2
35) 1210 yd3 = 243,000 gal
36) 208 L = 7.36 ft3
37) An exponent is a mathematical operation. A subscript is used to define a variable a specific feature or component
of a variable.
38) A formula is a basic equation, usually expressed in letters and numbers. A working equation is created when the
desired variable is isolated on one side of the equation.
39) Estimating the expected answer in problem solving can serve as a check to make sure the answer is correct.
40) m = F
a
4