The engine.
Gatorade
Government leaders can get affected by worldwide meetings. Maybe airplane crashes might have to do something with it. Flying devices can cause noise pollution and air pollution.
Al flying birds glide, to an extent. They still need to propel themselves to initiate flight or to gain momentum
it was brian from canton
Ornithopter is an aircraft designed to derive its chief support and propulsion from flapping wings, much like a bird.
=Yes! There is! There is a jet pack and a pair of wings.=
No, Gravity actually pulls upwards but the sheer mass of things makes them heavier and stay on the ground instead of flying away. This is how Birds are able to fly, because they have a mass inconsistency they partially float and then propel themselves with their wings.
There are no devices. You don't need them. Find something that makes you feel good and carry it with you if it makes you feel better.
the same as propel is tug.
no,you can not propel a boat because propel means to push or drive forwards
Devices are ESSENTIAL! They are what makes an ordinary piece stand out. And our job is to identify