What is an artificial device used to help the senses while measuring
Instrument
100
What is the term that describes how much error your measurement has?
Accuracy
100
What must be at the end of a number for it to have significant digits?
Units
100
Write 10 m + 1 m with correct SDs.
10 m
100
What method will allow you to find the volume of an irregularly shaped object?
Water displacement.
200
What is the name of the measuring system with 6 base units?
SI Scale
200
The concept of _____________ communicates precision in measurements.
Significant Digits
200
Trailing 0's are not significant when there is no _________.
Decimal
200
Write 22 m + 1 m + .001 m + .9 m with correct SDs.
24 m
200
Two objects are equal in size. One floats and one sinks. Which object has the lower density?
The floating object.
300
How many grams are in 3 hectograms?
300
300
How many significant digits are in 0.000330030 kg?
6
300
Zeros on the ______________ side of non zeros are never significant.
Left
300
Write 10.1 g / 4.00 g with correct SDs.
2.53 g
300
Gold displaces 25 mL of water and has a mass of 700 grams. What is the density of gold?
30 g/mL
400
How many minutes are in a week?
10080
400
How many significant digits are in 6.0228900
0
400
When multiplying a measurement by a measurement you count ______________ when rounding your answer.
Significant Digits
400
Write 300 cm - 1.5 m + .380 m in cm with correct SDs.
500 cm
400
An object has a density of 7.8 g/mL. It displaces 0.23 mL of water. What is it's mass?
1.8 g.
500
How many dekagrams are in 2 million milligrams?
200
500
How many significant digits does 1,000,000,000,000.000 mL have?
16
500
How would you write 6,000 mL with precision in the 100's and 10's place but not in the 1's place?
6.00 x 10^3 mL
500
Write 250 cm + 6.39 m + .60 km in cm with correct SDs.
60,000 cm
500
You have 20.0 grams of an object that has a density of 0.55 g/mL. You have a graduated cylinder filled to the line that says 11.0 mL. What do you expect the volume to be in the cylinder after you add the object?