lesson 1
is kinetic energy caused by the vibration of particles in a medium such as steel, water, or air
sound energy
kinetic energy is the energy of motion T/F
True
does temperature or thermal energy depend on quantity?
thermal energy
is the sun renewable energy or nonrenewable energy?
renewable
The particles in a hot liquid move _____than the particles in a cold liquid.
faster
x-rays, visible light, and microwaves are examples of what type of energy
electromagnetic energy
in which state of matter do particles move the slowest?
solids
when roasting marshmallows, is the heat transferred from the marshmallow to the fire or the fire to the marshmallow?
fire to marshmallow
methane is the main component of.....
natural gas
solar energy is energy from the....
sun
the _____ of an atom is the source of nuclear energy
nucleus
in which state of matter do particles move the fastest?
gases
is an iron skillet a conductor or an insulator?
conductor
list 3 forms of pollution
answers may vary
Adding heat to an object causes bonds between particles to (form/break/combine).
break
Chemical energy is a form of (potential/kinetic) energy
potential
what is the lowest temperature on the Kelvin scale?
absolute zero
is an oven mitt a conductor or an insulator?
insulator
_____is powered by the water cycle.
hydroelectric energy
the transfer of energy as heat by the movement of a liquid or gas
convection
name at least 3 types of energy associated with the microwave
electromagnetic (to heat the food and light the microwave)
mechanical (to turn the turn table)
sound (keypad tones and binger)
thermal (raises the thermal energy of the food)
what are the 3 scales to measure temperature?
Celsius, Fahrenheit, and Kelvin
Thermal energy is measured in....
joules
is wind energy renewable or nonrenewable?
Renewable
is the energy that results from the positon or motion of charged particles
electrical energy