Levers
What is a see-saw an example of?
What were wedges used for back in the day?
Mostly to split logs.
What is another word for pulley?
What is a sheave
What is required to make an inclined plane work?
True.
What area were levers used first?
What is the Eastern hemisphere
What are the two types of wedges?
What is single and double wedges?
True or false, pulleys are the main mechanic used in elevators?
What is True?
Who "discovered" inclined planes?
Leonardo Da Vinci "discovered" incline planes.
What do wheels and axles allow an object to do?
It allows an object to roll.
How far can a lever be traced back
What is around 5000 BC?
What is an example of a wedge?
What is a knife?
What are pulleys used for?
To transport energy and motion, and to make lifting things easier.
Where can inclined planes be seen in the real world?
Water slides, wheelchair ramps, driveways, and much more.
What is an example of a wheel and axle?
The tires on a car, and also the tires on a shopping cart.
What is a lever?
What is a stiff base or board that rests on a fulcrum
How far back were wedges used?
What is around 2.5 million years ago?
What is a pulley?
a wheel on an axle or shaft that is designed to support movement and change of direction of a taut cable or belt or transfer of power between the shaft and cable or belt.
What are inclined planes used for
Inclined planes are used to lengthen the distance required for something but decrease the work
Where did the wheel and axles first appear?
The first wheel and axles were created in modern-day Iraq around 5000 years ago
What is the object of a lever?
What is to lift something heavy with much less effort?
What is a wedge?
A triangular-shaped tool, and is a portable inclined plane
What are the five types of pulleys?
What are fixed, moveable, compound, cone, and block and tackle?
What is an inclined plane
A simple machine consisting of a sloping surface, used for raising heavy bodies.
Why are wheels and axles important?
Wheels can be used for transportation. For example, before the wheel was invented, people had to walk, carry very heavy things, and had to use a boat to get overseas.