Kate gathered three boxes of the same size made of different materials; glass, clear plastic, and aluminum painted black. She placed them on a window sill in the sun for
an hour and ten measured the temperature of the air in each box. In this experiment,
the temperature of the air recorded is a constant variable.

A. True
B. False

PLEASE HELP

Select the correct answer. which statement is true about a polarized object? o a. it gains electrons and becomes negatively charged. ob. it gains protons and becomes positively charged. oc. the number of positive and negative charges can be the same. od. it has to be a metal. o e. there is no change in the distribution of the charge in the object. reset next what

Predict whether the changes in enthalpy, entropy, and free energy will be positive or negative for the boiling of water, and explain your predictions. how does temperature affect the spontaneity of this process?

Which statement describes james chadwick’s discovery.