What is the amount of heat absorbed
when the temperature of 75 grams
of water increases from
20° C to 35°C

Ihat will happen if i added baking soda to vinegar

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.

Stage in which a star’s outer layers have started to cool and grow outward?