What Unit Is Used to Measure Thermal Energy That Flows

question 14

Multiple Choice

What unit is used to measure thermal energy that flows from an object of higher temperature to an object of lower temperature?

• A) Kilograms
• B) Kilometers
• C) Kilowatts
• D) Kilocalories
• E) Kilojoules

---

Definitions:

Cyanobacteria

A phylum of bacteria that obtain their energy through photosynthesis, often referred to as "blue-green algae."

Ozone Layer

A layer in the Earth's stratosphere containing a high concentration of ozone, which absorbs most of the sun's ultraviolet radiation.

Hydrothermal Vents

Openings in the seafloor that emit hot, mineral-rich water, supporting unique ecosystems.

Spontaneous Combustion

The phenomenon where a material ignites without an external ignition source due to heat generated internally, often through chemical reactions, microbial action, or self-heating.