Famous Scientists
This ancient Greek scientist used many simple machines to create inventions.
Who is Archemedes?
This is a simple machine that is an inclined plane wrapped around a pole.
What is a screw?
This is what makes up an object.
What is matter?
An invisible force that attracts objects with mass towards each other.
What is gravity?
Stored energy is called this.
What is potential energy
This scientist proved that all objects fall at the same speed.
Who is Galileo?
This is a simple machine that can split objects
What is a wedge?
This gives an object the ability to do work.
What is energy?
A push or a pull.
What is a force?
Energy in motion is called this.
What is kinetic energy?
This scientist is responsible for discovering that heat is a form of energy. We use his last name as the SI for measuring energy.
Who is James Joule?
This simple machine works by increasing the force in a rod.
What is a wheel and axle?
This is the SI unit of measurement for heat energy
What is joules?
The action of moving or changing either place or position.
What is motion?
A skier at the top of a hill has this.
What is potential energy
This is the name of Newton's famous book about the laws of gravity and motion.
What is Principia?
A pulley system will require less force with this.
What is more wheels and strings.
James Joule discovered that energy cannot be created nor destroyed and called it the Law of this.
What is conservation of energy?
This is what is done when you put your groceries on a counter from the floor
What is work?
A roller coaster has the most Kinetic energy and the least amount of Potential energy at this point.
What is the bottom of a hill.
British scientist who designed a steam engine that was more efficient.
Who is James Watt?
This simple machine works by decreasing the force needed to move an object by increasing the distance.
What is an inclined plane?
This is the source of our energy.
What is food?
Power is measured in these.
What is watts?
A car's potential energy is stored here.
What is the gas tank?