WHICH LAW? A little boy who has been
pulling a sled behind him in the
show is crying because when
he stopped to tie his hat
on, the sled kept moving and
hit him in the back of his
legs

Which of the following correctly describes the early view of catastrophism?

What is the scientific definition of energy that relates to work

Light from a sodium lamp passes through a diffraction grating that has 1000 slits per millimeter. the interference pattern is viewed on a screen 1.000 m behind the grating. the first (m = 1) two bright yellow fringes that are visible are 0.7288 m and 0.7300 m from the central maximum. what are the wavelengths of these two fringes?