Physics Chapter 2 - Measurement

Question 1

an SI unit of angular measure

Accepted Answer

radian

Question 2

the measure of an object's tendency to resist a change in motion

Accepted Answer

mass

Question 3

x10-1

Accepted Answer

deci-

Question 4

how close several measurements of the same quantity are to each other

Accepted Answer

precision

Question 5

Number of significant digits in the least precise quantity - 1.0 mm + 230 mm

Accepted Answer

2

Question 6

number of significant digits in 3.01 x 105

Accepted Answer

3

Question 7

x10-2

Accepted Answer

centi-

Question 8

SI unit of length

Accepted Answer

meter

Question 9

x10-3

Accepted Answer

milli-

Question 10

x10-15

Accepted Answer

femto-

Question 11

Number of significant digits in 1100 Cd

Accepted Answer

2

Question 12

conversion factor needed for cm to m

Accepted Answer

1 m/100 cm

Question 13

x1018

Accepted Answer

exa-

Question 14

a measure of the precision of an instrument

Accepted Answer

uncertainty

Question 15

result of measurement = 3.432 23 units - accepted value is 3.000 units

Accepted Answer

not accurate, but precise

Question 16

the estimated maximum value by which a measurement might differ from the exact measure

Accepted Answer

uncertainty

Question 17

SI Unit of the amount of substance

Accepted Answer

mole

Question 18

a nonphysical continuum that orders the sequence of events and phenomena

Accepted Answer

time

Question 19

x1012

Accepted Answer

tera-

Question 20

characteristics of a good measurement standard

Accepted Answer

high level of precision, universally accepted, not affected by the environment

Question 21

a comparison of two values expressed to the nearest integer power of 10

Accepted Answer

order of magnitude

Question 22

x1015

Accepted Answer

peta-

Question 23

x109

Accepted Answer

giga-

Question 24

SI unit of thermodynamic temperature

Accepted Answer

kelvin

Question 25

fundamental dimensions

Accepted Answer

space, time, matter

Question 26

x10-12

Accepted Answer

pico-

Question 27

SI Unit of time

Accepted Answer

second

Question 28

the difference between a measured value and the actual or accepted value

Accepted Answer

error

Question 29

SI fundamental unit used to measure the amount of substance

Accepted Answer

mole

Question 30

SI Unit of mass

Accepted Answer

kilogram

Question 31

SI Unit of electric current

Accepted Answer

ampere

Question 32

x10-18

Accepted Answer

atto-

Question 33

definition of a meter

Accepted Answer

the distance light in a vacuum travels in a specific time

Question 34

x103

Accepted Answer

kilo-

Question 35

accepted value is 2.85, measurement is 4

Accepted Answer

not accurate, not precise

Question 36

volume of a box 1 ft x 2 in. x 3 in.

Accepted Answer

72 in3

Question 37

Number of significant digits in 10

Accepted Answer

NA

Question 38

a volume in which matter may be found

Accepted Answer

space

Question 39

x10-9

Accepted Answer

nano-

Question 40

x106

Accepted Answer

mega-

Question 41

x101

Accepted Answer

deka-

Question 42

a multiplication factor that converts the units of a quantity to other units

Accepted Answer

conversion factor

Question 43

any measurable property such as mass, force, or time

Accepted Answer

dimension

Question 44

all of the digits that are known for certain based on the scale markings + 1 estimated digit

Accepted Answer

significant digits

Question 45

same number of entities as the number of atoms found in 12 grams of the element carbon-12

Accepted Answer

mole

Question 46

problem-solving method where units can cancel

Accepted Answer

unit analysis

Question 47

SI Unit of luminous intensity

Accepted Answer

candela

Question 48

x102

Accepted Answer

hecto-

Question 49

conversion factor for feet to miles (1 mi=5280 ft)

Accepted Answer

1 mi/5280 ft

Question 50

x10-6

Accepted Answer

micro-

Question 51

set of standards used to define fundamental units used in science

Accepted Answer

International System of Units, Systèm International d'Unités

Question 52

Number of significant digits in 1100. Cd

Accepted Answer

4

Question 53

number of significant digits in 1 m/1000 mm

Accepted Answer

NA

Physics Chapter 2 - Measurement

Questions 53

Physics Chapter 2 - Measurement

Questions 53