Which of the following objects would float when placed in water? (note: 1 ml 1 cm+3)* apple: density-0.7 g/m gold: density 19.3 g/ml iron: density-7.8 g/ml rubber: density-1.2 g/ml

Which position represents spring in the southern hemisphere? a) b) c) d)

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.

Which element would mostly likely have an electron affinity measuring closest to zero