Chapter 2 Density, Measurement and Precision/Accuracy

What is your class period?

• 1st Period

• 2nd Period

• 3rd Period

• 4th Period

• 6th Period

What is the volume of the gold?

• 2.7 mL

• 5.7 mL

• 19.8 mL

• 17.1 mL

What is the measurement of the triple beam balance?

• 216g

• 6210g

• 261g

• 612g

The width of the rectangle is 3.1 cm. What is the length of the rectangle?

• 5.5 cm

• 6 cm

• 5.6 cm

• 5.8 cm

If a match box measures 2 cm high, 3 cm wide, and 4 cm long what is the volume in cubic centimeters?

• 240 cubic centimeters

• 12 cubic centimeters

• 24 cubic centimeters

• 9 cubic centimeters

Identify the laboratory instrument shown in the diagram.

• A) Beaker

• B) Thermometer

• C) Graduated cylinder

• D) Test tube

Identify the laboratory instrument shown in the diagram.

• A) Pipette

• B) Thermometer

• C) Flask

• D) Test tube

What is the name of the instrument shown in the image?

• Digital scale

• Soil auger

• Balance beam

• Triple beam balance

How close a measurement is to the accepted value is called..

• Accuracy

• Precision

• Significant

• Estimate

A student hypothesized that a mouse would learn to run through a maze faster if food was at the end of the maze.

Which tool will best help the student determine if the speed of the mouse improved?

• metric ruler

• pan balance

• stop watch

• spring scale