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Basic Math For Physics Review

Total questions: 41

Worksheet time: 2hrs 41mins

Name
Class
Date
1.

How many significant figures does the following number have: 0.002040

a)

6

b)

4

c)

3

d)

2

2.
How many significant figures does the following number have: 0.998005
a)
9
b)
10
c)
6
d)
5
3.
How many significant figures does the following number have: 100.00210
a)
7
b)
5
c)
10
d)
8
4.

Round 1047.78 to three sig figs and rewrite in scientific notation

a)

1.05000 x 103

b)

1.05 x 102

c)

1.05 x 103

d)

1.050 x 102

5.
Round 1009 to three sig figs
a)
100
b)
101
c)
1010
d)
1000
6.

Determine the number of Significant Figures in 1.0 x103 L.

a)

4

b)

3

c)

2

d)

1

7.

Round 599.8 to 3 sginificant figures

a)

599.0

b)

599

c)

600

d)

600.

8.

Round 0.010229 to four sig figs and write in scientific notation

a)

1.0230 x 10-2

b)

1.022 x 10-2

c)

1.023 x 10-2

d)

1.022 x 10-3

9.
3x+2 = 5
a)
5
b)
3
c)
1
d)
2
10.
2X+5x+11=53
a)
x=6
b)
x=5
c)
x=-6
d)
x=64/7
11.
5x=35
a)
5
b)
6
c)
7
d)
8
12.
4y = 8/9
a)
5/9
b)
4/9
c)
1/3
d)
2/9
13.
a)
7
b)
-16
c)
4
d)
-15
14.

Solve:

a)
9
b)
11
c)
15
d)
10
15.
Convert from meters to cm:  9 meters
a)
900 cm
b)
90 cm
c)
0.9 cm
d)
0.09 cm
16.
Convert 5 cm to mm:
a)
5,000mm
b)
0.5 mm
c)
0.05 mm
d)
50 mm
17.
Convert 8 kilometers to meters
a)
800 m
b)
80,000 m
c)
8,000 m
d)
.008 m
18.
Convert 300 cm to m:
a)
3 m
b)
30 m
c)
0.3 m
d)
0.03 m
19.
490,000 g =____ kg
a)
490
b)
49
c)
4,900
d)
0.49
20.
Is 20 g greater than, less than, or equal to 2 kg?
a)
greater than
b)
less than
c)
equal to
21.
285 kg = ____ g
a)
285,000
b)
285
c)
2,850
d)
28,500
22.
How would you write 4.3756 x 10in standard form?
a)
437,560,000
b)
0.00043756
c)
43,756
d)
4,3756
23.

How would you write 0.0005 in scientific notation?

a)

50 x 105

b)

5 x 10-4

c)

5 x 103

d)

5 x 10-3

24.
UNDERSTANDING
If the exponent is a negative number...
a)
you will get a large number
b)
you will get a small number
25.
UNDERSTANDING
If the exponent is a positive number...
a)
you will get a large number
b)
you will get a smaller number
26.

Write the number 1,234,567 in scientific notation rounded to 5 significant figures.

a)

1.2345 x 106

b)

1.2346 x 106

c)

12.345 x 106

d)

12.346 x 106

27.

Write the number 50 in scientific notation rounded to 3 significant figures.

a)

50.0 x 100

b)

5.00

c)

5.00 x 101

d)

5.00 x 102

28.

30 = 5/x solve for x

a)

x= 1/6

b)

x = 6

c)

x= 150

d)

x= 1/30

29.

(kgm/s2)(s)=

a)

kgm/s3

b)

kgms

c)

kgm/s

d)

m/s

30.

(m/s)/(s)=

a)

ms3

b)

m

c)

m/s

d)

m/s2

31.

rank these in order from smallest to largest length

30.0 cm 0.70 m 450 mm

a)

0.70 m 30 cm 450 mm

b)

30 cm 450 mm 0.70 m

c)

450 mm 30 cm 0.70 m

32.

rank these in decresing order- from large to small

0.5 km 43 m 980 m

a)

980 m 0.5 km 43 m

b)

980 m 43 m 0.5 km

c)

0.5 km 980 m 43 m

33.

sqrt(kg2m2/s4)

a)

kgm2/s4

b)

kgm/s2

c)

kgm/s

d)

kg2m/s2

34.

How close a measurement is to the true value is called..

a)

Accuracy

b)

Precision

c)

Significant

d)

Estimate

35.
This bullseye demonstrates...
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
36.
When a measurement is repeatable and consistent it is said to have...
a)
High precision
b)
Low precision
c)
High accuracy
d)
Low accuracy
37.
A set of data are not close to each other, but the average of the data is very close to the actual value.  This set of data can be described as...
a)
accurate
b)
precise
c)
both precise and accurate
38.
a)
Student A
b)
Student B
c)
Student C
d)
Cannot be determined
39.
a)
Student A
b)
Student B
c)
Student C
d)
Cannot be determined
40.
?
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision
41.
?
a)
High Accuracy & High Precision
b)
High Accuracy & Low Precision
c)
Low Accuracy & High Precision
d)
Low Accuracy & Low Precision