Author Question: The Sun is at the vernal equinox within one or two days of which of the following dates? a. March ... (Read 52 times)

piesebel · **on:** Jul 28, 2018

The Sun is at the vernal equinox within one or two days of which of the following dates?
a. March 21
b. September 22
c. December 22
d. June 21

Question 2

Which laboratory observation would most support the kinetic theory's assumption that molecules in a gas are widely separated?
a. A gas exerts the same pressure on each part of a container's wall.
b. A gas is highly compressible.
c. A gas with a lower formula mass diffuses more rapidly than one with a higher formula mass.
d. A gas expands when the pressure on it is released.