Measurements Errors And SI units

Question 1

What is the value of a pico-x

Answer 1

10^-12

Question 2

What is the value of a nano-x

Answer 2

10^-9

Question 3

What is the value of a micro-x

Answer 3

10^-6

Question 4

What is the value of a milli-x

Answer 4

10^-3

Question 5

What is the value of kilo-x

Answer 5

10^3

Question 6

What is the value of a mega-x

Answer 6

10^6

Question 7

What is the value of a giga-x

Answer 7

10^9

Question 8

What’s the value of tera-x

Answer 8

10^12

Question 9

What’s the prefix for pico

Answer 9

P

Question 10

What’s the prefix for nano

Answer 10

n

Question 12

Whats the prefix for micro

Answer 12

μ

Question 13

Whats the prefix for milli

Answer 13

m

Question 14

Whats the prefix for Kilo

Answer 14

k

Question 15

Whats the prefix for mega

Answer 15

M

Question 16

Whats the prefix for Giga

Answer 16

G

Question 17

Whats the prefix for tera

Answer 17

T

Question 18

Why do we use standard form

Answer 18

As to save confusion and wasted time
It also prevents missed 0’s

Question 19

How do we find error for a set of date

Answer 19

Half the range

Question 20

How do we find the error for a measurement

Answer 20

The smallest interval of data

Question 21

How do we find the error on a reading

Answer 21

Half the smallest measuring interval

Question 22

How do we find error on a digital device

Answer 22

Error is the smallest interval on the device

Question 23

What might cause errors from a calculator

Answer 23

Rounding too soon,calculator rounding, and mistyping into the calculator

Question 24

Whats the si unit for length

Answer 24

The metre

Question 25

What is the Si unit for mass

Answer 25

The kilogram

Question 26

What is the Si unit for time

Answer 26

The second

Question 27

What is the Si unit for current

Answer 27

The ampere

Question 28

What is the Si unit for amount of substance

Answer 28

The Mole

Question 29

What is the standard unit for temperature

Answer 29

Kelvin

Question 30

What is the Unit for light intensity

Answer 30

Candelas

Question 31

What is the correct way to add error of different units together

Answer 31

Turn them into percentage error and add

Question 32

What happens is you raise an error to a power

Answer 32

You multiply it by the number of the power