doodlebug
For a self propelled car a light wood is better. For a gravity propelled car a heavy wood is better.
self propelled reaper
Assuming you mean a toy car, build a "mouse trap" car and use your imagination.
I really don't know the answer to this queston!! ;D
I assume you mean an electric car. As an electric motor uses magnets or magnetism to rotate
Lunokhod-1 was the first self-propelled vehicle on the moon.
The oldest known self propelled vehicle is the 1769 Cugnot Steam Tractor. The oldest self propelled passenger carrying vehicle still in working order is the 1875 Grenville Steam Carriage.
An aircraft with an engine. A non-self propelled aircraft would be a balloon or a glider.
The oldest known self propelled vehicle is the 1769 Cugnot Steam Tractor.The oldest self propelled passenger carrying vehicle still in working order is the 1875 Grenville Steam Carriage.
"automobile" means self-propelled. It is the same word in French, and there is also "voiture" for "car".
The automobile was invented in 1769 by Nicolas-Joseph Cugnot, who invented the first self-propelled car.