When you add heat to wood it burns. the cellulose that makes up wood is converted to carbon dioxide, water vapor, and ash. this transfer of energy caused a change to the of wood.
chemical properties
physical properties
internal properties

Select the word from the list that best fits the definition classification of most stars on the h-r diagram

An ideal polarizer with its transmission axis rotated 30 degrees to the vertical is placed in a beam of unpolarized light of intensity 10w/m^2. after passing through the polarizer, what is the intensity of the beam? a. 8.7 w/m^2 b. 7.5 w/m^2 c. 5.0 w/m^2 d. 10 w/m^2 e. 2.5 w/m^2

There are two-speed cameras, one in an are where the speed limit is 30 km/h and another where the speed limit is 50 km/h. in which will there be a smaller time interval between the photographs? explain your answer.