Gravitational Potential Energy
What are the two factors that change GPE?
Distance and mass
What are some things that have elastic potential energy (must have at least 2)
Rubberband, spring, an archer's bow, and a trampoline while being jumped on
What is the formula for water?
H2O
What is Electricity?
The flow of electrons
What are the two poles that a magnet have?
North & South
What does GPE stand for?
Gravitational potential energy
Does something have more elastic potential energy when it is compressed/stretched or when it is just sitting?
When it is stretched/ compressed
What are some examples of chemical energy? (Must have 2)
Ex: wood, apples, and batteries. All food works
What type of charges repel?
Like charges (ex: + and +; - and -)
What type of field do magnets have?
A magnetic field
Object A has a mass of 50 kg and object B has a mass of 75kg. Position A is closer to the book than position B. How would you get the most GPE?
Object B at position A.
At which point would a spring have the most elastic potential energy?
When it is compressed
What happens to the energy when the substance undergoes a chemical change?
The energy is released
What type of charges attract?
Opposite charges (ex: + and -)
What poles attract?
Opposite poles attract
What is gravitational potential energy?
Energy stored due to an objects position above Earth's surface
At which point does a rubber band have the most elastic potential energy?
When it is stretched
What is the nickname for the water molecule
Mickey Mouse
What does the symbol + mean?
Protons
What poles repel?
Like poles
What is Earth's gravity force?
9.8m/s^2
What is Elastic Potential Energy?
Energy stored when an object is stretched or compressed and wants to return to its original shape
What is chemical energy?
The energy stored in a substance
What is an Atom?
Small particles that make up matter
The atoms in a magnetic objects line up with what?
The lines of the magnetic field