Select all that apply. Which of the following statements are true?
Significant figures in a measurement are all measured digits, and one estimated digit
None of the above
Significant figures communicate the level of precision in measurements
Significant figures are an indicator of the certainty in measurements

Alarge marble is dropped in a graduated cylinder with 35ml of water in it.the water level increases to 49ml.what is the volume of the marble

This drawing shows a human body system. what is the primary function of this body system?

Look at the spectrums of a star moving towards earth and a motionless star. which of these is a correct inference that can be draw from the observation of the two spectrums? (2 points) the spectrum of a motionless star is difficult to be viewed separately using oridinary telescopes. the spectrum of a motionless star is identical to the spectrum of a star which moves towards earth. the spectrum of a star shifts towards the red region when the star moves towards earth. the spectrum of a star shifts towards the blue region when the star moves towards earth.