Taking Measurements

• 6.5

• 6.60

• 6

• 6.65

Tags

CCSS.6.NS.B.3

How many significant figures are in the measurement 40,500 mg?

• four
• five
• three
• two

At which point should the reading on this instrument be taken?

• Highest
• Left Side
• Right Side
• Meniscus 

Precision and accuracy differ in that 

• accuracy is the extent to which a value approaches its true value
• accuracy is the extent to which values are not approaching its true value but are similar
• Precision is the opposite of accuracy
• precision and accuracy are the same

Out of the targets, which one shows precision only?

• 1
• 2
• 3
• 4

Tags

NGSS.HS-PS2-1

NGSS.HS-PS4-1

When a test instrument is calibrated, does its accuracy, precision, or reliability improve?

• precision
• accuracy
• reliability
• all of the above

volume?

• 48 mL
• 48.2 mL
• 48.25 mL
• 4 mL

Volume?

• 63.5 mL
• 63 mL
• 63.55 mL
• 6 mL

What is the measurement using the correct number of sig. figs.?

• 89cm
• 88.9cm
• 88.90cm
• 88cm

Which is the correct measurement of the red line?  

• 9 cm
• 8.5 cm
• 8.50 cm
• 8.1 cm