Achemist notes that a solution turns blue when a chemical reaction takes place. which of the following correctly describes the chemist's data?
the data is qualitative observation
the data is a quantitative observation
the data is a prediction
the data is a classification
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conduction is the transfer of thermal energy (heat in transfer) due to collisions between the molecules in the object. collisions between adjacent atoms and molecules transfer kinetic energy from the warmer to the cooler object. the objects must be in physical contact.

under a microscope, cancer cells may look very different from normal cells. they often have different sizes and some may be larger than normal while others are smaller. cancer cells are often abnormally shaped and the control centre of the cell (the nucleus) may have an abnormal appearance.

i think? ?