<em>The average density of the boat, including the steel and air, is less dense than 1.00 g/cm³. ... lake water is more dense than pure water. steel has a special ability to float regardless of density.</em>
Answer: The most massive stars, with eight times the mass of the sun or more, will never become white dwarfs. Instead, at the end of their lives, they will explode in a violent supernova, leaving behind a neutron star or black hole. ... Low- to medium-mass stars, such as the sun, will eventually swell up into red giants.
Explanation:
Sand , water , and minerals