1.
Write 2,564,000 in scientific notation.
A.
25.64×10
5
B.
2.564×10
6
C.
2,564×10
3
D.
2.564×10
5
Hint
2.
Write 120,000,000 in scientific notation.
A.
0.12×10
9
B.
1.2×10
8
C.
1.2×10
9
D.
12×10
7
Hint
3.
Two solid rocket boosters provide the main thrust to lift the space shuttle off the launching pad. Each booster weighs approximately 1.92 × 10
5
pounds. Express this weight in standard form.
A.
19,200 pounds
B.
192,000 pounds
C.
0.0000192 pounds
D.
19,200,000 pounds
Hint
4.
Use your calculator to evaluate the expression.6.23
19
A.
12.45 × 10
15
B.
12.45 × 10
19
C.
1.245 × 10
15
D.
1.245 × 10
19
Hint
5.
Use your calculator to evaluate the expression.
(5.9 × 10
8
) × (2.4 × 10
9
)
A.
1.416 × 10
12
B.
1.416 × 10
17
C.
1.416 × 10
16
D.
1.416 × 10
18
Hint