Question 1: Express 0.000045 in scientific notation.

Answer: 4.5 x 10^-5

Question 2: Convert 3.2 x 10^-4 to decimal form.

Answer: 0.00032

Question 3: Calculate the value of 6.7 x 10^-3.

Answer: See full answer key

Question 4: Write 0.00000789 in scientific notation.

Answer: 7.89 x 10^-6

Question 5: A small bacteria cell measures approximately 0.0000025 meters. Write this in scientific notation.

Answer: 2.5 x 10^-6

Question 6: A liquid sample has a volume of 0.000123 liters. Express this in scientific notation.

Answer: 1.23 x 10^-4

Question 7: Construct a small triangle with sides of 0.003, 0.006, and 0.009 meters. (Draw on the grid.)

Answer: Student draws a triangle with the given side lengths.

Question 8: Plot the graph of y=2x for x values from 0 to 0.01 on the grid.

Answer: Student plots points (0,0), (0.001, 0.002), up to (0.01, 0.02).

Question 9: An experiment measures a small quantity of 0.000056 grams. Write this in scientific notation.

Answer: 5.6 x 10^-5

Question 10: Identify and correct the mistake: Write 0.0005 as 5 x 10^-3.

Answer: Incorrect; 0.0005 = 5 x 10^-4

Question 11: Convert 8.9 x 10^-5 to decimal form.

Answer: 0.000089