Purpose: does the amount of stirring affect the rate at which slat dissolves in water? hypothesis: if i increase the amount of then the salt will dissolve what is the independent variable: dependent variable:and 3 control variables: 1.

Four different thermometers were used to measure the temperature of a sample of pure boiling water. the measurements are recorded in the table below. thermometer temperature reading 1 temperature reading 2 temperature reading 3 w 100.1°c 99.9°c 96.9°c x 100.4°c 102.3°c 101.4°c y 90.0°c 95.2°c 98.6°c z 90.8°c 90.6°c 90.7°c the actual boiling point of pure water is 100.0°c. what can be concluded from the data about the reliability and validity of the thermometers?

How does the structure of dna hold the information needed to code for the many features of multicellular organisms?

Carbon compound that stores and transmits genetic information is called