A gas occupies 195 cm3 at 43°С. Find its volume at 75°C.

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.

What best discribes the relationship between wavelength and frequency in a electromagnetic wave

8) warming your hands by a fire is an example if which heat transfer? a. conduction b. convection c. radiation d. none of these