Question

Benjamin Franklin invented *
Causes of earthquake
Effects of flood on life of
man
Wind blows from high to low
pressure.
Lightning rod.​

Answer 1

$\large\boxed{\fcolorbox{red}{aqua}{Lightning~Rod}}$

$\large\underline\mathrm\purple{Some~other~inventions:}$

$\red{\longrightarrow}$Glass Armonica

$\red{\longrightarrow}$Bifocals

$\red{\longrightarrow}$Swimming Fins

$\red{\longrightarrow}$Odometer

$\red{\longrightarrow}$Street lamps

$\bold{Hope,~it~helps~you}$

$\large\red{ᕦ ʕ•ᴥ•ʔ ᕤ}$