1.
Write
using negative exponents.
A.
2
-4
B.
-2
-4
C.
-2
4
D.
2
-3
Hint
2.
Write 0.478 in scientific notation.
A.
478 × 10
1
B.
4.78 × 10
-2
C.
4.78 × 10
-1
D.
4.78 × 10
2
Hint
3.
The diameter of a volcanic particle averaged 0.000022 meter. What is this measure written in scientific notation?
A.
0.22 × 10
-4
B.
2.2 × 10
5
C.
2.2 × 10
-5
D.
2.2 × 10
Hint
4.
Simplify (3
x
3
)
4
.
A.
27
x
7
B.
3
x
7
C.
81
x
12
D.
12
x
12
Hint
5.
Evaluate the expression.–2
-4
A.
B.
C.
–16
D.
Hint