Answer:
Explanation:
Dimensions of mattress 100 cm by 194 cm by 14 cm
= Mass of mattress = 4 kg
= Density of water = 
g = Acceleration due to gravity = 
Volume of mattress
Weight of water displaced is equal to the buoyant force
Mass of water
Mass of person would be
Weight of the person would be
The air mattress could hold a person that weighs up to .
Answer:Our home planet Earth is a rocky, terrestrial planet. It has a solid and active surface with mountains, valleys, canyons, plains and so much more. Earth is special because it is an ocean planet. Water covers 70% of Earth's surface.
The following lists of
stars in order from least density to greatest density are giant, main sequence
star, white dwarf, neutron star. The answer is letter B. Aside from neutron
star being the densest star, it is also the smallest star compared to the giant
star, as its name implied.
If it can be used and consumed without risk, it is potable.
