Your reflexes automatically make you react to things without you knowing it. You react to someone throwing something at you to protect your body.
Technology causes change because it gives us new products/ideas which may benefit us and change the way we do things.
Stuff
wot causes hyperness and how does the body react to it.
the H+ ion is what causes things to be acidic , the OH- ion is what causes things to be basic
stimulus
Cold causes matter to contract. Heat causes matter to expand.
it makes your brain react quickly to things in life.
Y05h1
A chemical reaction.
a stimulus
stimulus
Stimulus