Vocabulary
the ability to do work
energy
The biggest source of light energy
sun
Riding a bike is an example of this kind of energy.
kinetic energy
How can a roller coaster gain potential energy?
Go higher
What 2 forces are acting on a falling pair of pants that fell off the laundry line?
Air resistance (friction) and gravity
The energy of moving objects
Kinetic energy
If you imagine a drop of water about to fall down a waterfall, at the top of the waterfall the drop of water has this kind of energy.
Potential Energy
this form of energy cooks food in boiling water
heat energy
a light bulb converts electrical energy into what 2 types of energy?
heat and light
Seeing a TV is an example of what specific type of energy?
light
______ energy is the only source of energy we can see.
Light Energy
This type of energy is present in a glass of water on a table?
Potential energy
Both of these types of energy produce "waves" and are a part of our bodies' senses. Some examples are your tv, and your phone
Sound & light energy
What energy CHANGE takes place when someone plugs a radio into a power point?
Electrical energy changes into sound energy
What is the biblical worldview on conservation?
We should conserve energy and develop new resources to ensure human flourishing and a thriving creation
Units for Energy
the energy that comes from a substance whose molecules are vibrating faster due to a rise in temperature.
heat energy
What device transforms energy from the sun into electicity?
Solar Panels
A hair dryer transforms _______energy to _____ ,________, & ________
electrical to mechanical, sound, and heat
GPE =
mgh
The Law of Conservation of Energy states-
Energy is never created or d______.
destroyed
music coming from the radio, your loud vacuum cleaner, people talking on tv are all examples of this type of energy
sound energy
Friction between the road and your tires accidentally generates what type of energy?
Heat
Fire changes ________ energy into light and heat energy.
Chemical
KE =
1/2 mv2