A. Convert these numbers to standard form:
|
1) 10 |
2) 100 |
3) 1000 |
|
4) 10 000 |
5) 20 |
6) 200 |
|
7) 2000 |
8) 20 000 |
9) 50 |
|
10) 500 |
11) 5000 |
12) 50 000 |
B. Convert these too:
|
1) 0.1 |
2) 0.01 |
3) 0.001 |
|
4) 0.000 1 |
5) 0.2 |
6) 0.02 |
|
7) 0.002 |
8) 0.000 2 |
9) 0.7 |
|
10) 0.07 |
11) 0.007 |
12) 0.000 7 |
|
13) 0.017 |
14) 0.006 |
15) 0.205 |
|
16) 0.020 5 |
17) 0.002 05 |
18) 0.000 006 984 |
C. Use standard form to write down the speed of light in a vacuum in m/s.
D. Convert these frequencies from standard form to normal numbers:
1) 3 x 103 Hz 2) 4 x 104 Hz 3) 1.8 x 100 Hz 4) 7 x 10-1Hz
E. Convert these wavelengths to metres and express your answer in standard form:
1) 3 km 2) 1 m m 3) 7 mm 4) 80 cm
Answers