AnswersFL-2003010-MJ Physical ScienceExperimental Design Principles

Measurement Answers

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1
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Why is it better to use the metric system, rather than the English system, in scientific measurement?

A
The English system uses one unit for each category of measurement.
B
The metric system uses one unit for each category of measurement.
C
The English system uses consistent fractions that are multiples of 10.
D
The metric system utilizes a variety of number conversions.
3

3.88 milligrams is equal to how many centigrams?

A
0.0388 centigrams
B
0.388 centigrams
C
38.8 centigrams
D
388 centigrams
4

Which lists metric units, in order, from smallest to largest?

A
kilogram, hectogram, decagram
B
decagram, decigram, centigram
C
milligram, centigram, decigram
D
decagram, hectogram, milligram
5

Julio wants to find the volume of a small pebble. He drops it into a graduated cylinder filled with 30.0 mL of water.

A
by calculating water density
B
by calculating water displacement
C
by measuring the pebble’s dimensions
D
by measuring the pebble’s mass
6

Organize the lengths below from shortest to longest.28 dm 629,000 mm 1.2 km 30,277 cm

A
28 dm, 1.2 km, 30,277 cm, 629,000 mm
B
1.2 km, 28 dm, 30,277 cm, 629,000 mm
C
30,277 cm, 28 dm, 629,000 mm, 1.2 km
D
28 dm, 30,277 cm, 629,000 mm, 1.2 km
8

Marvin records scientific data about Lake Superior.

Question illustration
A
shore length
B
high temperature
C
low temperature
D
annual precipitation
9

Antoine wants to convert millimeters into kilometers. Which operation should he choose?

A
He should multiply millimeters by 1,000.
B
He should divide millimeters by 1,000.
C
He should multiply millimeters by 1,000,000.
D
He should divide millimeters by 1,000,000.
11

The SI unit for energy is the Joule (J). Sam wants to convert 338.25 J into kJ.

A
He should multiply 338.25 by 10.
B
He should multiply 338.25 by 100.
C
He should divide 338.25 by 100.
D
He should divide 338.25 by 1000.
12

Latoya performs an experiment using the lab equipment shown.

Question illustration
A
mass and volume
B
volume and temperature
C
temperature and length
D
length and mass
13

Mariyam, a marine biologist, measures the length of a great white shark at 4.5 m long and its teeth at an average of 50 mm long. She wants to convert both measurements to centimeters.

A
shark length: .45 cm; teeth: 0.50 cm
B
shark length: 45.0 cm; teeth: 50 cm
C
shark length: 450 cm; teeth: 5.0 cm
D
shark length: 4500 cm; teeth: 5.0 cm

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