LESSONS

IN

ELEMENTARY PHYSICS.

r, Low Temperature.
ounding 1st Class Star, Sirius.
rrounding 2nd Class Star, the
surrounding 3rd Class Star,

Absorption.

Radiation.

ON A

IN

ELEMENTARY PHYSICS.

BY

BALFOUR STEWART, M.A., LL.D., F.R.S.,

PROFESSOR OF PHYSICS, VICTORIA UNIVERSITY, OWENS COLLEGE, MANCHEster.