Heat Is Added to a Substance at a Constant Rate

question 39

Multiple Choice

Heat is added to a substance at a constant rate. The substance starts as a solid and is melted; the liquid is heated and vaporized; finally, the vapor is heated. This process is shown in the graph. The specific heat of the solid can be found by

• A) multiplying the length of B in seconds) by the rate at which heat is added, and dividing by the mass of the substance.
• B) multiplying the length of D in seconds) by the rate at which heat is added, and dividing by the mass of the substance.
• C) dividing the rate at which heat is added by the product of the slope of A and the mass of the substance.
• D) dividing the rate at which heat is added by the product of the slope of C and the mass of the substance.
• E) dividing the rate at which heat is added by the product of the slope of E and the mass of the substance.

---

Definitions:

Globalization

The process by which businesses or other organizations develop international influence or start operating on an international scale, leading to increased interconnectedness and interdependence among countries.

Canadian Trade

The exchange of goods, services, or both within Canada or between Canada and other countries, encompassing both imports and exports.

South Korean Government

The administrative and political systems that govern the Republic of Korea, encompassing its executive, legislative, and judicial branches.

North Korea

A country in East Asia, officially known as the Democratic People's Republic of Korea, characterized by its totalitarian regime and significant political and social isolation from most of the world.