How is heat transferred when a person holds a pen that is already at body temperature?
A. From the hand to the pen
B. Heat is not transferred.
C. In both directions between the pen and the hand
D. From the pen to the hand
SUBMIT

The volume of helium in a blimp is 6.28 x 10^9 millimeters. the density of helium in the blimp is .1786 kilogram/meter^3. find the mass of the helium in the blimp.

Asubstance is a good conductor of electricity which of the following best explains a probable position of the substance in a periodic table

What will most likely happen in the absence of a cell membrane? a) photosynthesis will not take place. b) the cell will not store food, water, nutrients, and waste. c) energy will not be released during cellular respiration. d) substances will pass in and out of the cell in an uncontrolled manner.