Energy Basics
Energy of motion is...
kinetic energy
What is mechanical energy???
Mechanical energy is energy associated with motion,position, and shape of object
Fire is a great example many different types of energy. Name 3.
How can you determine an object's mechanical energy?
Potential+ Kinetic
All forms of energy can ______________ into other forms of energy.
Transform
Energy something has because of its position
potential energy
how do you calculate mechanical energy?
It is a combo of potential and kinetic energy
Energy related to the sun is __________ and __________?
Radiant and thermal energy
Nearly all energy on the earth's surface comes from _________________.
the sun
An object that shows 2 or more energy transformations at the same time is ...
A fancy name for light energy is
__________ ________
radiant energy
can Mechanical energy only be kinetic
no it can also be potential or both.
Energy used in batteries is what type of energy?
Chemical Energy
The breaking of certain bonds in food releases __________ energy for your body to use.
Chemical
A series of energy transformations begins when ___________ or __________ energy arrives from the sun.
radiant or thermal
A fancy name for heat energy is _________ ________
thermal energy
If an object is moving is it mechanical energy or another form of energy
Mechanical energy
Mechanical Energy is the combination of
___________ energy + __________ energy?
Potential + Kinetic
Energy that travels through space and allows us to see
Name an object in our classroom that transforms electrical energy to mechanical energy.
Pencil sharpener, fan, etc.
When we find an object's total potential energy + kinetic energy we know the total
___________ __________
mechanical energy
how do you calculate total mechanical energy
Total mechanical energy=PE gravitational + PE elastic + KE
List all the types of energy we have studied in this unit.
(Hint: There are 8)
Potential, Kinetic, Mechanical, Thermal, Electrical, Radiant, Sound, Chemical
Which law states that energy cannot be created or destroyed?
Law of Conservation of Energy
Eating a s'more is an example of which type of energy transformation?
chemical