Energy 1
Define energy?
What is The ability to do work
True or false: Energy is anything that has mass and takes up space.
False. The answer is Matter
The biggest source of light energy for Earth
what is sun
Energy possessed by a drop of water about to fall from the top of a waterfall.
What is Potential Energy
ehat
What is Heat
What is energy in motion?
kinetic energy or mechanical energy
Energy cannot be lost or destroyed, only transformed into a different form of energy. True or False
if you have a bowling bowl, basketball, and a tennis ball moving in the same speed, which ball have more kinetic energy? Why?
What is Bowling ball - it has more mass.
while you are falling is that potential or kinetic
ahmrtel
What is thermal
This form of energy is caused by object's vibrations that transmits energy through the air around it.
Sound energy
True or false: is a battery charger energy transformation that is changed from Electrical to Chemical.
What is True
how is radiation transferred
what is heat from electromagnetic waves (microwaves, sun, campfire)
Convection - density heat rises and cool sinks.
Conduction- touching
When you are about to go down a ski slope is that potential or kinetic energy?
Potential
tepltioan
What is potential
Name 3 types of energies
A hair dryer transforms electrical energy to heat and sound energy
True
If there is friction between 2 moving bodies, then mechanical energy is converted into
What is heat or thermal energy
crumb falling from a table
Kinetic
tecaicellar
What is electrical
Define Electrical Energy
Energy that comes from electric potential or moving electric charges
Heat travels from hot to cool
True
What are 2 out of 3 ways heat can be transferred?
What is conduction, convection, and radiation
Define potential energy
Potential energy is the stored energy in an object due to its position, properties, and forces
cinclmaahe
What is Mechanical