Final answer:
A change in temperature on the Celsius scale is equivalent to the same change in kelvins because both increments are identical, differing only by a constant offset. Absolute zero is 0K which corresponds to -273.15°C. Converting between Celsius and Fahrenheit involves recognizing that 1°C is larger than 1°F, specifically 1.8 times larger.
Step-by-step explanation:
A change in temperature on the Celsius scale is always equal to a change of one kelvin on the Kelvin scale. This is because the degree increments are identical on both scales, differing only by a constant offset of 273.15 units. When dealing with temperature changes, not initial temperatures, this offset does not matter, and thus a 1°C change is the same magnitude as a 1K change.
The Celsius scale is anchored on the properties of water, with 0°C defined as the freezing point and 100°C as the boiling point. Due to this definition, the Celsius scale divides the range between these two points into 100 equal parts. The Kelvin scale, on the other hand, starts at absolute zero, making it an absolute scale. Despite this, both scales move in the same increments, meaning any temperature change in Celsius will correspond directly to a change in Kelvin.
In comparison to the Fahrenheit scale, the Celsius scale has a larger degree increment, as 1°C is equivalent to 1.8°F. The simple relationship between Celsius and Kelvin makes conversions straightforward when working with temperature changes in scientific contexts.