Polymer Lab report with silly putty plz help 50 points

Endeleev saw trends in the physical and chemical properties of elements when he organized them by

An alcohol thermometer makes use of alcohol's changing in order to measure temperature. as the temperature goes up, the alcohol contained in the thermometer increases in volume, filling more of the thermometer's tube.

The chart shows the bid provided by four contractors to complete a job. which contractor is the most cost-effective?