Which color of visible light has a higher frequency than blue light? O A. Red
O B. Yellow
C. Violet
O D. Green
the answer is ( C violet)

Calculate the mass of an object that has a momentum of 100kg x m/sec and velocity of 4 m/sec

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

Determine the age of a fossil if it had only one eighth of its original carbon-14 content remaining?