What physical property could you use to identify the mineral, no matter how big a piece you found?  A) color B) density C) mass D) shape

The force acting on a beam was measured under the same operating conditions and a sample of 5 data points was collected. this process was repeated by 3 observers. the pooled standard deviations of these 3 data sets was 1.21. determine the true mean force using all pooled data (with a 95% probability). the result should look like this: true mean = mean +/- margin of error

In the circuit shown below, with each bulb holding a resistance of 60 ohms, how many amps of current are flowing? express your number as a decimal.

By what factor does the drag force on a car increase as it goes from 65 to 110 km/h?