The use of catapults may be traced to the Greeks, Romans and Chinese greater than 2,000 years in the past. They had been notably fashionable through the Middle Ages as a approach to launch projectiles over the partitions of forts and castles. The catapult mechanism, also referred to as a lever, was, and nonetheless is, used to carry and transfer objects. If you’ve ever tossed a ball or performed on a seesaw you’ve skilled the ability of a lever.
A catapult is a smart way to mannequin power switch and present that an object will maintain transferring if it will possibly. It reveals the function physics performs in sports activities and bodily video games, and makes clear the significance of seatbelts in automobiles: When the catapult arm stops transferring, the crumpled paper projectile retains going.
OK, let’s play. You can construct your personal tossing sport from newspaper and tape. Here’s how to make a catapult launcher and a basket goal.