If you measure the width of an outdoor barn with a steel tape on a very cold day, your measured width will be

A) a bit short.
B) a bit long.
C) the same as on an average-temperature day.


B) a bit long.

Physics & Space Science

You might also like to view...

Bulk Modulus: When the pressure applied to an unknown liquid is increased from 1.0 × 107 Pa to 5.5 × 107 Pa, the volume of the liquid decreases by 0.70%. Calculate the bulk modulus of the liquid.

Fill in the blank(s) with the appropriate word(s).

Physics & Space Science

Measured ages of globular clusters suggests that the Universe is about

a. 1.4 billion years old. b. 14 billion years old. c. 140 billion years old.

Physics & Space Science

Which is the longest time?

a) the time it takes for a photon to pass through the radiative zoneof the Sun b) the time it takes a photon to pass through the corona of the Sun c) one hour d) the time it takes a photon to pass from the photosphere of the Sun to the Earth e) the time it take light to traverse the convective zone of the Sun

Physics & Space Science

Compared to ultraviolet waves, the frequency of infrared waves is

A) lower. B) the same. C) higher.

Physics & Space Science