Practice Test | Kullabs.com
0%

1.3×103
3.4×103
2.5×103
3.4×93

2.1×10-5
2.3×10-5
2.3×10-4
4.3×10-2

4×10-2
2×10-2
1×9-2
1×10-2

8×106
2×104
6×106
7×106

3.3×10-3
3.7×10-5
2.7×10-5
4.7×10-1

22000
10000
23000
22500

3.45678×103
3.45677×103
3.44677×103
3.45678×102

6.71×9-5
5.11×10-5
7.71×10-5
8.72×10-5
• ### The mass of the moon is 73,000,000,000,000,000,000,000 kg. What is this written in scientific notation.

7.2( imes) 1019 kg
7.2( imes)1015kg
7.2( imes)1018 kg
7.2( imes)1017 kg
• ### Simplify:(4( imes)105) ( imes)(3( imes)106)

1.2( imes)1010
1.2( imes)1011
1.2( imes)1015
1.2( imes)1012
• ### Simplify:(7( imes)108)( imes)(2( imes)1010)

1.4( imes)1012
1.4( imes)1015
1.4( imes)1010
1.4( imes)1019
• ### Simplify the following and give your answers in scientific notation:108+ 106

1.01( imes)1015
1.01( imes)108
1.01( imes)1012
1.01( imes)1010

24000
2400
2400000
24,0000
• ### Write 7.085( imes)10-14 as an ordinary number.

0.00000000007085
0.00000000007085
0.0000000000000085
0.00000000000007085
• ### Simplify:4.5( imes)107- 2.2( imes)106

4.28( imes)108
4.28( imes)107
4.28( imes)109
4.289 imes)1012