Pre-Algebra, Unit 3B Practice Test:Scientific Notation

Name:

Date:

  1. A) Write a strategy for adding numbers expressed in scientific notation.

B) Write a strategy for dividing numbers expressed in scientific notation.

Pre-AlgebraPractice Test Unit 03B: Scientific NotationPage 1 of 3

Revised 2015 - NVACS

Pre-AlgebraPractice Test Unit 03B: Scientific NotationPage 1 of 3

Revised 2015 - NVACS

  1. (SE)What is written in standard form?

A. / 0.00000278
B. / 0.0000278
C. / 27,800
D. / 278,000
  1. (SE)What is 0.0028 written in scientific notation?

Pre-AlgebraPractice Test Unit 03B: Scientific NotationPage 1 of 3

Revised 2015 - NVACS

  1. Your calculator displays the answer

2.76E–4. Rewrite this answer using scientific notation.

  1. (SE) This division problem is entered into a scientific calculator:

(6 E 8)(3 E 4).

Which shows what the calculator may display?

  1. 2 E–4
  2. 2 E 4
  3. 1.8 E 12
  4. 1.8 E 13

Pre-AlgebraPractice Test Unit 03B: Scientific NotationPage 1 of 3

Revised 2015 - NVACS

  1. (SE) The length of a DVD case is given as units. Which is the most reasonable unit of measure?
  1. inches
  2. feet
  3. yards
  4. miles
  1. Choose the most appropriate unit of measurement for “average pace for a walker”.

A. inches per hour

B. inches per year

C. miles per hour

D. miles per year

Pre-AlgebraPractice Test Unit 03B: Scientific NotationPage 1 of 3

Revised 2015 - NVACS

(SE) For problems 8 and 9 perform the indicated operation. Express your answer in scientific notation.

Pre-AlgebraPractice Test Unit 03B: Scientific NotationPage 1 of 3

Revised 2015 - NVACS

Pre-AlgebraPractice Test Unit 03B: Scientific NotationPage 1 of 3

Revised 2015 - NVACS

  1. (SE)How much larger is compared to ?
  1. 2000 times
  2. 4000 times
  3. 20,000 times
  4. 40,000 times
  1. The speed of light is meters/second. If the sun is meters from earth, how many seconds does it take light to reach the earth? Express your answer in scientific notation
  1. (SE)The table below shows the diameter of several planets.

Planet / Diameter (miles)
Mercury / 3031
Earth /
Jupiter / 88,734
Neptune /

Long term memory review:

Pre-AlgebraPractice Test Unit 03B: Scientific NotationPage 1 of 3

Revised 2015 - NVACS

  1. Evaluate the expression:

Use only non-negative exponents.

  1. (SE)Solve the equation for x.

Pre-AlgebraPractice Test Unit 03B: Scientific NotationPage 1 of 3

Revised 2015 - NVACS