The average speed of electrons flowing though the wire that charges your smart phone is

A. dependent on how quickly electrons bumps into one another.
B. the speed of light.
C. about the same speed as sound in metals.
D. a snail's pace of less than 1 cm/s.


Answer: D

Environmental & Atmospheric Sciences

You might also like to view...

This figure has rock units and geologic features that are assigned letters that are not in any particular order. From the geologic relations, what is the oldest unit or feature of those listed below?



A) The canyon (feature N)
B) Lava flow (unit L)
C) Dike (unit D)
D) Fault (feature F)
E) Old river channels (feature R)

Environmental & Atmospheric Sciences

Marble is metamorphosed limestone

Indicate whether the statement is true or false

Environmental & Atmospheric Sciences

Which of the following types of flow moves the fastest?

A) slide B) slump C) creep D) avalanche

Environmental & Atmospheric Sciences

What comparative advantage does Bengaluru (Bangalore) have that enables it to attract domestic and foreign high-tech companies?

A. its engineering colleges B. low-wage female labor force C. a pleasant, spring-like climate for most of the year D. a reputation for ethnic harmony

Environmental & Atmospheric Sciences