Which of the following tools measure mass ?
a. a balance
b. a scale
c. a cyclometer
d. a graduated cylinder

Write lines of verse that rhyme to remember the following information: acid rain is a type of air pollution caused by chemicals in the air.

4. what is the reason for including the following code snippet in the header file animal.h? #ifndef animal_h #define animal_h class animal { public: animal(); animal(double new_area_hunt); void birth(); void hunt(double new_area_hunt); void death(); double get_area_hunt() const; private: double area_hunt; }; #endif

Which tool could be used to display only rows containing presidents who served two terms