A ______________ causes a change in composition or structure is called.
Transformation
The movement of energy through longitudinal waves that we can hear are called?
Sound waves
If a force of 14.7 N is used to drag the loaded cart and someone else is pushing the cart in the same direction with 3.3N. What is the overall net force?
18N
Give energy transformation (2):
______ to ________ energy.
Chemical to Thermal
Potential Energy
When we turn on a light we use electrical energy to produce _____ energy and name one other type of energy.
Light Energy + heat or sound
Where does Geothermal heat come from?
Under the crust/ground.
Which book has greatest gravitational potential energy—
Geometry
Give the energy transformation (3 steps):
Chemical to mechanical to thermal
The lowest point of a rollercoaster has the greatest amount of ______ energy.
Kinetic energy
This energy is also known as heat
What is Thermal Energy?
Can sound levitate small objects?
Yes
This type of potential energy is stored in the bonds of atoms and molecules
What is Chemical?
Give the energy transformation for the entire process:
Chemical to electrical to radiant/light
Does Katniss’s arrow have more kinetic or more potential in this pic?
Potential
Two forms also known as motion
What is Mechanical and Kinetic Energy?
Name two ways to increase kinetic energy of a roller coaster.
Higher hills; steeper drop; increase mass of cart; velocity, increase the number of carts (any of these count☺)
This type of potential energy is stored in the nucleus of an atom
What is Nuclear energy?
In every energy conversion, some energy is always converted to.....
Thermal Energy A.K.A Heat
At which point would the kinetic and potential energies be about equal?
B
Energy is neither created nor destroyed.
What is the Law of Conservation of Energy?
__________ is the energy that is possessed by an object due to its motion or due to its position.
Mechanical energy
Which has the most potential energy?
What are P & R?
What energy process takes place when you rub your hands together when they are cold?
Motion (or mechanical) to thermal
Where is the point of greatest kinetic energy?
C