Scientific Notation SchoolNet

What is the value of 0.002 written in scientific notation?

• 2 x 10^-3

• 2 x 10^-2

• 2 x 10²

• 2 x 10³

• 17 books

• 20 books

• 200 books

• 498 books

Which is equivalent to 0.00025?

• 2.5 x 10^-3

• 2.5 x 10^-4

• 2.5 x 10^-5

The average depth of an ocean is approximately 1.2 × 10⁴ feet. How is this depth written in standard form?

• 120,000 feet

• 12,000 feet

• 1,200 feet

• 120 feet

Jupiter is about 480 million miles from the Sun. How is this distance written in scientific notation?

• 4.8 × 10⁶ miles

• 4.8 × 10⁷ miles

• 4.8 × 10⁸ miles

Which is equivalent to 0.0043?

• 4.3 x 10^-3

• 4.3 x 10^-2

• 4.3 x 10³

The population of Griffin is about 4.8 × 10³ . The population of Oakdale is about 1.9 × 10⁵ . About how many times larger is the population of Oakdale than Griffin?

• 4

• 25

• 40

• 250

A jet fighter is capable of reaching speeds up to 1.5 × 10³ miles per hour. A typical passenger plane can reach speeds of approximately 5.0 × 10² miles per hour. About how many times faster can the jet fighter travel per hour than the typical passenger plane?

• 3

• 10

• 30

• 75

The average distance from Earth to the Moon is approximately 238,855 miles. Which expression is the BEST estimate of this distance?

• 2 x 10⁵ miles

• 3 x 10⁵ miles

• 2 x 10⁶ miles

• 3 x 10⁶ miles

What is 8.34 × 10⁵ in standard form?

• 83, 400,000

• 834,000

• 83,400

• 0.0000834