How Rockets Work | I Didn’t Know That

of all the different methods of

of all the different methods of propulsion invented by mankind for pure

propulsion invented by mankind for pure

propulsion invented by mankind for pure unadulterated heart-stopping excitement

unadulterated heart-stopping excitement

unadulterated heart-stopping excitement nothing really compares to rockets

nothing really compares to rockets

nothing really compares to rockets okay I am about to initiate the launch

okay I am about to initiate the launch

okay I am about to initiate the launch sequence now stand right back and

sequence now stand right back and

sequence now stand right back and witness the explosive power of rocketry

and I think we’re gonna need bigger

and I think we’re gonna need bigger rockets don’t you well boys how about

rockets don’t you well boys how about

rockets don’t you well boys how about the biggest rocket of all time

the biggest rocket of all time

the biggest rocket of all time imagine 50 jumbo jets at full power

imagine 50 jumbo jets at full power

imagine 50 jumbo jets at full power strapped to a 36 storey building that’s

strapped to a 36 storey building that’s

strapped to a 36 storey building that’s Saturn 5 it takes something like this to

Saturn 5 it takes something like this to

Saturn 5 it takes something like this to catapult man to the moon but where does

catapult man to the moon but where does

catapult man to the moon but where does the colossal thrust actually come from

the colossal thrust actually come from

the colossal thrust actually come from inside a rocket motor fuel is turned

inside a rocket motor fuel is turned

inside a rocket motor fuel is turned into gas through combustion and the gas

into gas through combustion and the gas

into gas through combustion and the gas is then forced out the back and the

is then forced out the back and the

is then forced out the back and the reason why escaping gas pushes a rocket

reason why escaping gas pushes a rocket

reason why escaping gas pushes a rocket forward is explained by Newton’s third

forward is explained by Newton’s third

forward is explained by Newton’s third law of motion which is as I’m sure

law of motion which is as I’m sure

law of motion which is as I’m sure you’ll remember from school that every

you’ll remember from school that every

you’ll remember from school that every action has an equal and opposite

action has an equal and opposite

action has an equal and opposite reaction that’s the theory but what we

reaction that’s the theory but what we

reaction that’s the theory but what we need is a practical demonstration now as

need is a practical demonstration now as

need is a practical demonstration now as Johnny opens the valve on this

Johnny opens the valve on this

Johnny opens the valve on this pressurized gas canister the air will

pressurized gas canister the air will

pressurized gas canister the air will rush out but at the same time an equal

rush out but at the same time an equal

rush out but at the same time an equal and opposite force will propel it this

and opposite force will propel it this

and opposite force will propel it this way gone Johnny open it up there you

way gone Johnny open it up there you

way gone Johnny open it up there you have it the basics of rocketry what did

have it the basics of rocketry what did

have it the basics of rocketry what did you expect it’s not rocket science

the Rockets launch of speeds does not

the Rockets launch of speeds does not depend on the astronaut flooring the

depend on the astronaut flooring the

depend on the astronaut flooring the throttle but on how quickly the gas

throttle but on how quickly the gas

throttle but on how quickly the gas escapes from the exhaust

space rocket exhaust are

space rocket exhaust are hourglass-shaped because gas blaze at an

hourglass-shaped because gas blaze at an

hourglass-shaped because gas blaze at an accelerated rate if it’s forced through

accelerated rate if it’s forced through

accelerated rate if it’s forced through a narrow section into a wider end the

a narrow section into a wider end the

a narrow section into a wider end the exhaust is crucial no matter what the

exhaust is crucial no matter what the

exhaust is crucial no matter what the size of the rocket