NEW
Font size
WorksheetsModule 01: The Central Science Review
Total questions: 35
Worksheet time: 26mins
Which of the following is the shortest length?
1m
1 mm
1cm
1km
How many significant figures are in 1.0338?
1
2
3
4
5
How many significant figures are in 500 ?
1
2
3
4
5
How many significant figures are in 5.00 ?
1
2
3
4
5
How many significant figures are in 0.0044 ?
1
2
3
4
5
The density of an object is 2.88 g/cm3 . The volume is 5.66 ml. What is the mass of the object?
1.97 g
1.97 ml
16.3 g
16.3 ml
An irregularly shaped object is placed in a graduated cylinder filled with 25 ml of water. The water rises to 34 ml. What is the volume of the solid.
25 ml
34 ml
9 ml
There is no way to tell.
A 35 ml sample of a liquid has a mass of 70 g. What is the density?
2 g/ml
0.5 g/ml
105 g/ml
35 g/ml
A conversion factor ...
is equal to one.
does not change the value of a measurement.
is a ratio of equivalent measurements.
all of these are correct.
The unit cm3 is used to express
length
mass
volume
time
Which of these shows SI unit prefixes arranged in order from smallest to largest?
centi, milli, kilo
milli, centi, kilo
kilo, milli, centi
kilo, centi, milli
A sample of bismuth has a mass of 343 g and a volume of 35.0 cm3. What is the density of bismuth?
0.201 g/cm3
9.80 g/cm3
378 g/cm3
1.20 x 104 g/cm3
The SI base unit for mass is the
gram
cubic centimeter
meter
kilogram
Precision is related to all of these except
reproductivity of measurements
range of measurement value
number of significant figures
closeness of a measurement to the accepted value
The number of significant figures in the measurement 170.040 km is
three
four
five
six
The measurement of 0.0265 g, rounded off to two significant figures, would be
0.026 g
0.027 g
0.03 g
0.030 g
Matter is...
Anything that has mass and volume
Anything that can be seen and touched
How much matter or stuff an object has.
How much space an object takes up.
Which pair of quantities determines the density of a substance?
mass and weight
volume and weight
volume and concentration
volume and mass
The number of grams equal to 0.5kg is
0.0005
0.005
500
5000
How many centimeters are in a meter?
1000
10
100
1
What is not a rule for significant figures?
Always count leading zeros.
Always count trapped zeros.
Count all non zero numbers.
Only count trailing zeros if there is a decimal.
In division and multiplication, the answer should have the same number of significant figures as the
number in the calculation with the fewest significant figures.
number in the calculation with the most significant figures.
average number of significant figures in the calculation.
total number of significant figures in the calculation.
The dimensions of rectangular solid are measured to be 1.27 cm, 1.3 cm, and 2.5 cm. The volume should be recorded as
4.128 cm3.
4.12 cm3.
4.13 cm3.
4.1 cm3.
Expressed in scientific notation, 0.0930 m is
93 X 10-3 m.
9.3 X 10-3 m.
9.30 X 10-2 m.
9.30 X 10-4 m.
5 x 10-4
What is the estimated digit on this measuring device?
hundredths place
tens place
ones place
tenths place
The students measured length during a science experiment, they got 12 cm. But the actual measurement was 14.25 cm. What was the percent error?
15.79%
18.75%
2.25%
18%
