One xtra step required when using panel products is a. accommodating contraction
b. cutting well-fitted grooves
c. treating unattractive edges
d. sourcing ethical material

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

If a tank filled with water contains a block and the height of the water above point a within the block is 0.8 meter, what is the pressure at point a?

When the displacement of a mass on a spring is 12a the half of the amplitude, what fraction of the mechanical energy is kinetic energy? at what displacement, as a fraction of a, is the mechanical energy half kinetic and half potential?