Scientific Notation Quiz

What is scientific notation?

• A way of representing complex mathematical equations.

• A way of expressing numbers that are very large or very small

• A system for organizing scientific data.

• A method used to calculate scientific formulas.

Convert 0.000045 to scientific notation.

• 4.5 x 10^5

• 45 x 10^-6

• 0.45 x 10^-4

• 4.5 x 10^-5

Convert 2.5 x 10^6 to standard form.

• 2.5 x 10^6

• 2,500,000

• 2.5 million

• 2,500,000.0

Perform the following operation: (3.2 x 10^4) x (5 x 10^2).

• 1.6 x 10^7

• 16 x 10^6

• 8 x 10^6

• 32 x 10^6

Perform the following operation: (6.7 x 10^-3) / (2 x 10^-2).

• 0.335

• 0.00335

• 3.35

• 0.0335

What is the purpose of using scientific notation in real-life applications?

• To save paper

• To represent very large or very small numbers in a more compact and manageable form.

• To confuse people

• To make calculations easier

Convert 9.81 x 10^2 to standard form.

• 9.81 x 10^3

• 9.81 x 10^1

• 9.81 x 10^4

• 9.81 x 10^2

Convert 6.02 x 10^23 to standard form.

• 602,000,000,000,000,000,000,000

• 6.02 x 10^22

• 6.02 x 10^24

• 6.02 x 10^23

Perform the following operation: (4.5 x 10^5) + (2.3 x 10^4).

• 6.8 x 10^5

• 5.8 x 10^5

• 7.8 x 10^5

• 6.8 x 10^4

Perform the following operation: (1.2 x 10^-2) - (3.5 x 10^-3).

• 8.5 x 10^-3

• -0.11 x 10^-2

• 4.7 x 10^-3

• 0.9 x 10^-2