Night Terrors- night terrors are similar to nightmares but night terrors occur during non- REM sleep. Sufferers usually don’t recall what made them wake up in a confused or frightened state.
Teeth grinding- An unconscious act of grinding, clenching your teeth tightly together during sleep. Teeth grinding while sleeping can cause severe damage
Hope I helped❤️
the gravitational force on an object increase as the mass of an object also, im not going to report you, but this question should be under the science category, not health
this is really easy just look up what these words mean