(Jimmy and Sarah of the Clue Crew pull on cords of different thicknesses.) Seven letter word for the type of strength, based on the cohesion of molecules, that varies in different materials
The zeroth law of this says 2 bodies each in thermal equilibrium with a 3rd are in thermal equilibrium with each other
This represents the direction and the magnitude, by the arrows length, of certain quantities
Hunting & forest clearing (not a luxury automaker) have endangered this largest wild cat of the Americas
Like an escargot, the abalone is an edible one of these gastropods
It's the branch of physics that deals with the nature & properties of light
Hermann Muller won a 1946 Nobel Prize for proving that the use of these can cause mutations
The flowers on this type of myrtle tree resemble the crinkly paper of the same name
Social insects, termites live in groups of a few hundred to several million called these
Dioxide of this element, symbol Cr, is used to make recording tape for cassettes