Measurement

What is the SI unit for length?

• meter
• liter
• mass
• second

What is the SI unit for mass?

• kilograms 
• meters
• pounds
• liters

1000 mg = _____g

• 0.001
• 1
• 1,000,000
• 100

The SI unit for time is the __?__.

• hours (h)

• liter (L)

• gram (g)

• second (s)

This refers to how close the measurement is to the true or accepted value

• estimate
• accuracy
• precision
• mean

This refers how close a group of measurements are to eachother

• estimate
• accuracy
• precision
• mean

What is the formula for DENSITY?

• D=M*V
• D=M/V
• D=V*M
• D=V/M

What is the density of an object having a mass of 8.0 g and a volume of 25 cm³?

• 0.32 g/cm³
• 2.0 g/cm³
• 3.1 g/cm³
• 200 g/cm³

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

• two
• three
• four
• five

What is the measurement 111.009 mm rounded off to four significant digits?

• 111 mm
• 111.0 mm
• 111.01 mm
• 110 mm