Machine learning Catpult

Front

The catapult is an example of which of the following simple machines? (lever, wedge, pulley, wheel and axle)

Back

lever

Front

The force that pulls down on the projectile from a catapult is called ___________.

Back

gravity

Front

A newton is a measure of _____________.

Back

force

Front

What is speed?

Back

how much distance is covered over a period of time

Front

Speed is different from velocity because

Back

Velocity has a direction

Front

A kilogram is _____ times larger than a gram.

Back

1000

Front

Acceleration is a change in ________.

Back

velocity

Front

What part of the catapult held the most potential energy?

Back

The elasticity in the rubber bands of the catapult.

Front

What was the proof that kinetic energy was released from the catapult?

Back

The distance the projectile flew from the catapult.

Front

What is a lever?

Back

A lever is a stiff boards that is set on top of a thin edge. By pushing down with a force on one side, you can easily lift heavy objects.