Scientific Measurment Rev.

How many minutes are in 45 days?

• 64,800 min

• 486,000 secs

• 1080 minute

• 46,800 min

Convert 299,860 cm into kilometers (km). (Round to one decimal place ex: 3.2)

• 3.0 km

• 299 km

• 2998 km

• 300 km

Which of these is a metric unit?

• pounds

• miles

• centimeters

• ounces

The teacher stated the volume of liquid was 563.7 mL. When measured, a student found it was 462.3 mL. What was the student's percent error? (Round to one decimal place ex: 122.3)

• 18.0%

• 21.9%

• 11%

• 28%

A measurement was taken four times. The correct measurement was 35.5 mL. State whether the set of measurements is 45.5 mL, 45.5 mL, 45.4 mL, and 45.6 mL is 

• Both

• Accurate

• Precise

• Neither

What does a positve exponent or characteristic in scientific notation tell us about the number?

• The number will be larger than one.

• The number will be smaller than one.

• The number will be equal to one.

• The positive number means multiply that mantissa by infinity.

What is the slope of the line?

• 2 m/s

• 2.5 m/s

• 3 m/s

• 1.5 m/s

Tags

NGSS.MS-PS3-1

A measurement was taken four times. The correct measurement was 83.4 mL. State whether the set of measurements is 83.5 mL, 83.3 mL, 83.4 mL, and 83.2 mL is 

• Both

• Accurate

• Precise

• Neither

Refer to the targets above.  Target K has _______________ (Select more than one)

• High Precision

• High Accuracy

• Low Accuracy

• Low Precision

Tags

NGSS.MS-ETS1-3

NGSS.MS-PS3-1

What does a negative exponent or characteristic in scientific notation tell us about the number?

• The number will be larger than one.

• The number will be smaller than one.

• The number will be equal to one.

• The negative number means nothing, it's just cute to look at.