POGIL review significant figures

Multiple Choice

The length of a test tube was measured as 5.0 cm. Which ruler was the student using? (A, B, C)

• A

• B

• C

Multiple Choice

A length of a piece of aluminum is recorded at 2.75 cm. What ruler was being used

• A

• B

• C

Multiple Choice

The metal is 7.1 cm long

• 7 is the estimated digit
• 1 is the estimated digit
• 7 is the uncertain digit
• Both 7 and 1 are estimated digits

Multiple Choice

Measure the volume of the liquid using the proper number of sig figs.

• 73 mL

• 73.0 mL

• 70.3 mL

• 73.03 mL

Multiple Choice

What is the correct measurement recorded to the appropriate place value?

• 4 cm

• 4.8 cm

• 4.80 cm

• 5.0 cm

Multiple Choice

How many significant figures?

0.200 m

• 3
• 2

• 1

Multiple Choice

How many significant digits in 0.0006

• 5

• 4

• 1

Multiple Choice

Which of the following is NOT a rule for determining significant zeros?

• Zeros between nonzero digits are significant.

• Zeros in front of nonzero digits are significant.

• trailing Zeros at the end of a number with a decimal are significant.

Fill in the Blanks

The rules for counting sig figs are:

Leading zeros ARE / ARE NOT signficant

Fill in the Blanks

Captive Zeros ARE / ARE NOT significant

Fill in the Blanks

TRAILING ZEROS WITH DECIMAL ARE / ARE NOT SIGNIFICANT

Fill in the Blanks

trailing zeros without a decimal ARE / ARE NOT significant

Poll

How confident do you feel about this topic now?

• Very confident
• Somewhat confident
• Not confident