Metric conversions
Complete the following metric conversion and choose the most appropriate numerical value conversion. 250 mg = ___g
0.250 g
A measurement must indicate which of the following?
A number and a unit
The original water level in a graduated cylinder is 28.5 mL. Ten iron nails raise the volume level to 38.0 mL. What is the nail’s volume?
9.5 mL
Is the following statement an example of qualitative or quantitative measurements? When acetic acid is added to sodium bicarbonate, the mixture bubbles.
Qualitative
A measure of average kinetic energy.
Temperature
Complete the following metric conversion and choose the most appropriate numerical value conversion. 32.8 km = ___ dm
328,000 dm
When making measurements in the laboratory, using a lab instrument, one should estimate how many decimal places:
Estimate one decimal past when the instrument provides.
How many digits are estimated in a measurement?
1
Is the following statement an example of qualitative or quantitative measurements? Luke measured 5 mL of water using a graduated cylinder.
Quantitative
Distance between two points.
Length
Complete the following metric conversion and choose the most appropriate numerical value conversion. 728 cs = ___ s
7.28 s
Liquids are attracted to the sides of a graduated cylinder. What is the scientific term for the curved shape that results?
Meniscus
A scientist is measuring the density of a metal cylinder and wants to properly identify the identity of the cylinder. Which type of matter is density?
intensive
What lab tool is used to measure time?
Stopwatch
How much space occupied by an object.
Volume
Complete the following metric conversion and choose the most appropriate numerical value conversion. 15000 mm = ___ km
0.0150 km
When a graduated cylinder is used to acquire volume measurements the measurement is made at eye level with the water level. What is it called when a reading is taken at an angle?
Parallax
Is the following statement an example of qualitative or quantitative measurements? The copper chloride solution is blue.
Qualitative
What lab tool is used to measure temperature?
Thermometer
The interval between two events.
Time
Complete the following metric conversion and choose the most appropriate numerical value conversion. 0.054 kg = ___ g
54.0 g
What determines precision of an instrument?
The increments
Is the following statement an example of qualitative or quantitative measurements? Jasmine measured the length of the desk to be 24.5 cm.
Quantitative
This lab tool is used to measure volume
Graduated cylinder
The amount of matter in an object
Mass