If you throw a heavy log into the fireplace, after it burns you are left with some ash. the ash has a mass much less then the mass of the original log. this seems to go against the law of conservation of mass. explain what we are forgetting.

i don't see a text, but i am gonna assume this *orbit* the curved path, usually elliptical, described by a planet, satellite, spaceship, etc., around a celestial body, as the sun.

air

in a tire you fill a tire with air

then a couple days later you check the air pressure in the tire

hope this mark me brainliest