What is unique about the size and location of this exoplanets

Object a has a length of 3 cm, a width of 2 cm, and a height of 4 cm. object b is dropped into a graduated cylinder. it displaces 19 ml of water. the volume of object a is: a: greater than the volume of object b b: less than the volume of object b c: equal to the volume of object b

Petroleum contains energy. a. light b. kinetic c. chemical d. mechanical

Which sections of the heating curve illustrate this process?