Matter and Energy Flashcards
Force = __________?
Mass x acceleration
work = ____________?
Mass x distance
what are the two types of energy?
kinetic and potential
what are the three types of Potential energy
chemical, gravitational, electrical
gravitational potential energy is?
gravity giving potential energy mass
kinetic energy is?
energy in an object in motion
energy is defined as?
the capacity to do work or make matter move
Matter is?
fundamental building blocks of nature
mostly visible matter has to deal with us and occupies space, dark matter makes up small percentage of universe.
chemical energy is?
energy stored in chemical bonds
ATP-STORES ENERGY
electrical energy is?
energy from stored charges
Mechanical energy is?
energy of matter in motion
Muscle motion - ATP -contraction
electromagnetic energy is?
energy traveling in waves.
visible light, UV light, radio waves.
whats first law of thermodynamics
energy can never be created nor destroyed, only altered.
total energy in =
total energy out
electrical kinetic energy is?
ability to move charges with a conductor
sodium, potassium, chloride are forms of __________?
ions aka current in the body (+)
how many forms of kinetic energy exist? and what are they?
3, electrical kinetic, mechanical kinetic, electromagnetic kinetic
mechanical kinetic energy is?
movement of anything with mass, without use of a charge.
electromagnetic kinetic energy is?
being absorbed by electrons to make matter move. no charge, no mass