A thermometer may be used as a scientific tool for recording the temperature changes in substance, that is undergoing the phase change. For example, we can measure the temperature of ice which is melting down and becoming liquid, from solid.
The correct option is D.
A natural law refers to a description of natural event that has been proved to be true without exception. Such a law usually generalizes a body of observation but can not explain why the observation occur. An example of a natural law is Newton's law of gravity, he observed that an object thrown up usually come down but can not explain the reason behind this observation.
Beginning in the mid 1600's Earth entered into a mini-ice age. 1815 was known as the "year without a summer" and snow fell in many European countries during the summer months. The prolonged climate change is attributed to low sun spot activity, while the summer snow is believed to be the result of
A major volcanic eruption.
This diagram could represent a B.
protein because if you look at the bonds you will see an R group and R groups are typically found in proteins.
