Bes the author like to look at the rock sitting on his desk?
1 why does the author like to
a. it reminds him of a trip to canada.
b. it is made of gneiss, a rare mineral.
c. it makes him feel young in comparison.
d. it is flecked with feldspar, a valuable mineral.

What is the volume of the fluid in the graduated cylinder with accuracy and measured to the correct degree of precision? 41.2 ml 42.0 ml 41.23 ml 41.89 ml

Which process does not require the presence of a physical substance in order to transfer heat? air in the atmosphere is heated by the ground. this warm air then rises, and cooler air falls. this is an example of what type of process? how is conduction different from radiation?

The fact that the total amount of energy in a system remains constant is a(n)