Scientific Notation & Square Roots

The half-life of Uranium is 2.5 x 10⁵ years. What is this in standard form?

• 2500000

• 250

• 25000

• 250000

Write 4.83 x 10^-6 in Standard Form.

• 0.00048300

• 0.00004830

• 0.00000483

• 0.00000438

Convert 0.0000037 to Scientific Notation.

• .37 x 10^-7

• 3.7 x 10^-6

• 37 x 10^-5

• 370 x 10^-4

Mercury’s average distance from the sun is 57,190,000 km. What is the distance in scientific notation?

• 5719 x 10⁴

• 571.9 x 10⁵

• 57.19 x 10⁶

• 5.719 x 10⁷

Which of the following numbers is written in scientific notation?

• 20.35 x 10⁴

• .2035 x 10⁴

• 2035 ⁴

• 2.035 x10⁴

Express the following in scientific notation:

.000457

• 457 x 10⁶

• 457 x 10^-6

• 4.57 x10⁴

• 4.57 x 10^-4

The first term in scientific notation must be _________.

• greater than 0 and less than 10
• greater than or equal to 1 and smaller than 10
• greater than 1 and less than 9
• greater than 0 and less than 9

Convert the following number to standard form:
4.2 x 10⁴

• 420,000
• 42,000
• 0.000 42
• 4,200

Tags

CCSS.6.EE.A.1

In between what two integers is the square root of 44?

• 3 and 4
• 4 and 5
• 5 and 6
• 6 and 7

Tags

CCSS.6.EE.B.5

CCSS.6.EE.B.8

CCSS.6.NS.C.7

Estimate the square root.

• Between 3 and 4 and closer to 3

• Between 2 and 3 and closer to 3

• Between 3 and 4 and closer to 4

• Between 2 and 3 and closer to 2

Tags

CCSS.8.EE.A.2

CCSS.8.NS.A.2