A diagram shows how gravity on Earth works on an object located in different spots in a seaside community. Where is gravity between Earth and an object the strongest? (1 point)
when the object is on the highest branch of a pine tree
when the object is on top of a nearby mountain
when an object is at sea level
when the object is on top of a telephone pole

What is the mass of 4 molecules of co2

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.

Why does a plastic bottle that is sealed at a high altitude change it’s shape when taken to lower altitude