Abbrasion.
Without any apparent reason or for no apparent reason simply means that there is no clear explanation or cause for something to occur or happen. It signifies that the cause or rationale behind a certain event or action is not immediately evident or obvious.
someone or something to pass by it or touch it
no she doesn't cause she is not the type of person that would do that.
The most likely cause. The ultrasonic sensors have picked up air movement in the cars interior.
Tears can fall for no apparent reason due to emotional triggers, such as stress, sadness, or hormonal changes. These triggers can cause the body to release tears as a natural response to those emotions.
hypochondria
Because it is. There is no apparent reason or cause for anything being where it is in the natural world (beyond trivial examples) that requires more than "that happens to be where it is, so that is where it is".
This generally happens due to lack of sleep or dust.
Someone should not tell someone that they have no reason to be depressed if that person is truly suffering from depression. Depression is a debilitating mental illness and often has no apparent cause. People who are depressed often don't have a reason and wouldn't be able to pinpoint one when asked either. Statements like these from a loved one could potentially worsen the depression.
your phrase "keeps burning" is unclear; someone who literally burns for no apparent cause is called "spontaneous combustion."
A person can get chill bumps for many reason. A person can be cold, scared and have something near them.
Check for fuel (bad fuel pump) Check for spark (bad coil pack)